Lead .NET Engineer with AWS

🏢 Summary: Lead .NET Developer role focused on modernizing legacy .NET applications into scalable cloud-native solutions on AWS. The position involves migrating Windows-based .NET Framework services to .NET Core on Linux, optimizing PostgreSQL integrations, and implementing microservices architectures using AWS best practices. The role includes collaboration with AWS consultants, performance optimization, and AI-assisted modernization using Kiro and Amazon Transform. 🗂️ Requirements: 5+ years of software development experience, Leadership experience, Expertise in C#, Expertise in .NET Core, Advanced proficiency in .NET Framework, Experience with AWS native development, Experience with microservices architecture, Experience modernizing .NET Framework applications to .NET Core on Linux, Proficiency in SQL Server, Proficiency in PostgreSQL, Proficiency in Amazon Aurora PostgreSQL, Experience migrating stored procedures from T-SQL to PL/pgSQL, Knowledge of unit testing, Knowledge of performance testing, Availability to overlap with US EST time zone, English level B2 or higher 📃 Skills: C#, .NET, .NETCore, AWS, Microservices, SQLServer, PostgreSQL, Aurora, T-SQL, PLpgSQL, Linux, Windows, Docker, ECS, EKS, CI/CD, GitHubActions, CodePipeline, DMS, SCT, Kiro, AmazonTransform 🏢 Description: We are looking for a Lead .NET Developer with AWS to join our dynamic and collaborative team. This engagement focuses on the transformation of legacy applications into scalable, cloud-native solutions, including the migration of selected microservices to the latest .NET Core, modernization from Windows to Linux, performance optimization and seamless integration with AWS services. We deliver the work as an AI agentic modernization engagement that leverages Kiro and Amazon Transform, aligned with AWS cloud-native best practices and the AWS Well-Architected Framework. Responsibilities - Use Kiro and Amazon Transform to accelerate code analysis, refactoring and migration tasks; validate and optimize tool-generated outputs - Design and develop high-performance, scalable applications with .NET Core and a microservices architecture - Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), with functional parity and improved performance - Modify and optimize application code and stored procedures for compatibility with PostgreSQL / Aurora PostgreSQL, in line with AWS development standards - Implement unit tests and performance tests for application stability, responsiveness and production readiness - Partner with database engineers for seamless integration between application code and PostgreSQL; work closely with AWS ProServe consultants on validation and optimization - Apply AWS Well-Architected Framework principles across security, reliability, performance efficiency and operational excellence - Capture key findings, migration strategies, code conversion patterns and technical validation results for long-term maintainability and knowledge transfer Requirements - 5+ years of experience in software development with proven leadership background - Expertise in C# / .NET Core and advanced proficiency in .NET Framework - Advanced skills in AWS native development and microservices architecture - Background in .NET legacy (Windows) to .NET Core (Linux) modernization - Proficiency in SQL Server, PostgreSQL and Amazon Aurora PostgreSQL - Competency in stored procedure migration (T-SQL → PL/pgSQL) - Knowledge of unit and performance testing - Ability to overlap with the US EST time zone - English communication skills at B2 level or higher Nice to have - Familiarity with Kiro and Amazon Transform - Understanding of AWS DMS / SCT - Skills in Docker and containerization on AWS, including Amazon ECS / EKS - Background in CI/CD pipelines (GitHub Actions, CodePipeline) We offer We gather like-minded people: - Engineering community of industry professionals - Friendly team and enjoyable working environment - Flexible schedule and opportunity to work remotely within Poland - Chance to work abroad for up to 60 days annually - Business-driven relocation opportunities We provide growth opportunities: - Outstanding career roadmap - Leadership development, career advising, soft skills, and well-being programs - Certification (GCP, Azure, AWS) - Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru - English classes We cover it all: - Stable income (Employment Contract or B2B) - Participation in the Employee Stock Purchase Plan - Benefits package (health insurance, multisport, shopping vouchers) - Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more - Referral bonuses - Corporate, social and well-being events Please note: The set of bonuses might vary based on the role you apply for – specifics will be discussed during the general interview. We will reach out to selected candidates exclusively.

🏢 Summary: Lead .NET Developer role focused on modernizing legacy .NET applications into scalable AWS cloud-native microservices. The position involves migrating Windows-based .NET Framework systems to .NET Core on Linux, optimizing PostgreSQL integration, and applying AWS best practices. Candidates will work with modernization tools, performance optimization, testing, and cloud-native architecture in a collaborative engineering environment. 🗂️ Requirements: 5+ years of software development experience, Leadership experience, Expertise in C#, Expertise in .NET Core, Advanced proficiency in .NET Framework, Experience with AWS native development, Experience with microservices architecture, Experience modernizing .NET Framework applications to .NET Core on Linux, Proficiency in SQL Server, Proficiency in PostgreSQL, Proficiency in Amazon Aurora PostgreSQL, Experience migrating stored procedures from T-SQL to PL/pgSQL, Knowledge of unit testing, Knowledge of performance testing, Ability to overlap with US EST time zone, English level B2 or higher 📃 Skills: C#, .NET, .NETCore, AWS, Microservices, SQLServer, PostgreSQL, Aurora, T-SQL, PLpgSQL, Linux, Windows, Docker, ECS, EKS, GitHubActions, CodePipeline, CI/CD, Kiro, AmazonTransform, DMS, SCT 🏢 Description: We are looking for a Lead .NET Developer with AWS to join our dynamic and collaborative team. This engagement focuses on the transformation of legacy applications into scalable, cloud-native solutions, including the migration of selected microservices to the latest .NET Core, modernization from Windows to Linux, performance optimization and seamless integration with AWS services. We deliver the work as an AI agentic modernization engagement that leverages Kiro and Amazon Transform, aligned with AWS cloud-native best practices and the AWS Well-Architected Framework. Responsibilities - Use Kiro and Amazon Transform to accelerate code analysis, refactoring and migration tasks; validate and optimize tool-generated outputs - Design and develop high-performance, scalable applications with .NET Core and a microservices architecture - Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), with functional parity and improved performance - Modify and optimize application code and stored procedures for compatibility with PostgreSQL / Aurora PostgreSQL, in line with AWS development standards - Implement unit tests and performance tests for application stability, responsiveness and production readiness - Partner with database engineers for seamless integration between application code and PostgreSQL; work closely with AWS ProServe consultants on validation and optimization - Apply AWS Well-Architected Framework principles across security, reliability, performance efficiency and operational excellence - Capture key findings, migration strategies, code conversion patterns and technical validation results for long-term maintainability and knowledge transfer Requirements - 5+ years of experience in software development with proven leadership background - Expertise in C# / .NET Core and advanced proficiency in .NET Framework - Advanced skills in AWS native development and microservices architecture - Background in .NET legacy (Windows) to .NET Core (Linux) modernization - Proficiency in SQL Server, PostgreSQL and Amazon Aurora PostgreSQL - Competency in stored procedure migration (T-SQL → PL/pgSQL) - Knowledge of unit and performance testing - Ability to overlap with the US EST time zone - English communication skills at B2 level or higher Nice to have - Familiarity with Kiro and Amazon Transform - Understanding of AWS DMS / SCT - Skills in Docker and containerization on AWS, including Amazon ECS / EKS - Background in CI/CD pipelines (GitHub Actions, CodePipeline) We offer - Engineering community of industry professionals - Friendly team and enjoyable working environment - Flexible schedule and opportunity to work remotely within Poland - Chance to work abroad for up to 60 days annually - Business-driven relocation opportunities We provide growth opportunities - Outstanding career roadmap - Leadership development, career advising, soft skills, and well-being programs - Certification (GCP, Azure, AWS) - Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru - English classes We cover it all - Stable income (Employment Contract or B2B) - Participation in the Employee Stock Purchase Plan - Benefits package (health insurance, multisport, shopping vouchers) - Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more - Referral bonuses - Corporate, social and well-being events Please note: The set of bonuses might vary based on the role you apply for – specifics will be discussed during the general interview. We will reach out to selected candidates exclusively.

🏢 Summary: Lead .NET Developer role focused on modernizing legacy .NET applications into scalable AWS cloud-native microservices using .NET Core and Linux. The position involves application migration, PostgreSQL optimization, performance testing and collaboration with AWS consultants in an AI-driven modernization engagement. Includes remote work flexibility, certification support and comprehensive employee benefits. 🗂️ Requirements: 5+ years of software development experience, Leadership experience, Expertise in C#, Advanced proficiency in .NET Core, Advanced proficiency in .NET Framework, Experience with AWS native development, Experience with microservices architecture, Experience migrating .NET Framework applications to .NET Core on Linux, Proficiency in SQL Server, Proficiency in PostgreSQL, Proficiency in Amazon Aurora PostgreSQL, Experience with stored procedure migration, Knowledge of unit testing, Knowledge of performance testing, Availability to overlap with US EST time zone, English level B2 or higher 📃 Skills: C#, .NET, .NETCore, AWS, Microservices, Linux, Windows, SQLServer, PostgreSQL, Aurora, T-SQL, PLpgSQL, Docker, ECS, EKS, CI/CD, GitHubActions, CodePipeline, Kiro, AmazonTransform, DMS, SCT 🏢 Description: We are looking for a Lead .NET Developer with AWS to join our dynamic and collaborative team. This engagement focuses on the transformation of legacy applications into scalable, cloud-native solutions, including the migration of selected microservices to the latest .NET Core, modernization from Windows to Linux, performance optimization and seamless integration with AWS services. We deliver the work as an AI agentic modernization engagement that leverages Kiro and Amazon Transform, aligned with AWS cloud-native best practices and the AWS Well-Architected Framework. Responsibilities - Use Kiro and Amazon Transform to accelerate code analysis, refactoring and migration tasks; validate and optimize tool-generated outputs - Design and develop high-performance, scalable applications with .NET Core and a microservices architecture - Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), with functional parity and improved performance - Modify and optimize application code and stored procedures for compatibility with PostgreSQL / Aurora PostgreSQL, in line with AWS development standards - Implement unit tests and performance tests for application stability, responsiveness and production readiness - Partner with database engineers for seamless integration between application code and PostgreSQL; work closely with AWS ProServe consultants on validation and optimization - Apply AWS Well-Architected Framework principles across security, reliability, performance efficiency and operational excellence - Capture key findings, migration strategies, code conversion patterns and technical validation results for long-term maintainability and knowledge transfer Requirements - 5+ years of experience in software development with proven leadership background - Expertise in C# / .NET Core and advanced proficiency in .NET Framework - Advanced skills in AWS native development and microservices architecture - Background in .NET legacy (Windows) to .NET Core (Linux) modernization - Proficiency in SQL Server, PostgreSQL and Amazon Aurora PostgreSQL - Competency in stored procedure migration (T-SQL → PL/pgSQL) - Knowledge of unit and performance testing - Ability to overlap with the US EST time zone - English communication skills at B2 level or higher Nice to have - Familiarity with Kiro and Amazon Transform - Understanding of AWS DMS / SCT - Skills in Docker and containerization on AWS, including Amazon ECS / EKS - Background in CI/CD pipelines (GitHub Actions, CodePipeline) We offer - Engineering community of industry professionals - Friendly team and enjoyable working environment - Flexible schedule and opportunity to work remotely within Poland - Chance to work abroad for up to 60 days annually - Business-driven relocation opportunities - Outstanding career roadmap - Leadership development, career advising, soft skills, and well-being programs - Certification (GCP, Azure, AWS) - Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru - English classes - Stable income (Employment Contract or B2B) - Participation in the Employee Stock Purchase Plan - Benefits package (health insurance, multisport, shopping vouchers) - Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more - Referral bonuses - Corporate, social and well-being events Please note: The set of bonuses might vary based on the role.

🏢 Summary: Lead .NET Developer role focused on modernizing legacy .NET applications into scalable AWS cloud-native microservices using .NET Core. The position involves migrating Windows-based systems to Linux, optimizing PostgreSQL compatibility, and applying AWS Well-Architected principles in collaboration with engineering and AWS teams. Includes remote flexibility, professional development opportunities, and benefits. 🗂️ Requirements: 5+ years of software development experience, Leadership experience, Expertise in C#, Expertise in .NET Core, Advanced proficiency in .NET Framework, Experience with AWS native development, Experience with microservices architecture, Experience modernizing .NET Framework applications to .NET Core on Linux, Proficiency in SQL Server, Proficiency in PostgreSQL, Proficiency in Amazon Aurora PostgreSQL, Experience migrating stored procedures from T-SQL to PL/pgSQL, Knowledge of unit testing, Knowledge of performance testing, Availability to overlap with US EST time zone, English proficiency at B2 level or higher 📃 Skills: C#, .NET, .NETCore, AWS, Microservices, PostgreSQL, Aurora, SQLServer, T-SQL, PLpgSQL, Linux, Windows, Docker, ECS, EKS, CI/CD, GitHubActions, CodePipeline, Kiro, AmazonTransform, DMS, SCT 🏢 Description: We are looking for a Lead .NET Developer with AWS to join our dynamic and collaborative team. This engagement focuses on the transformation of legacy applications into scalable, cloud-native solutions, including the migration of selected microservices to the latest .NET Core, modernization from Windows to Linux, performance optimization and seamless integration with AWS services. Responsibilities - Use Kiro and Amazon Transform to accelerate code analysis, refactoring and migration tasks; validate and optimize tool-generated outputs - Design and develop high-performance, scalable applications with .NET Core and a microservices architecture - Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), with functional parity and improved performance - Modify and optimize application code and stored procedures for compatibility with PostgreSQL / Aurora PostgreSQL, in line with AWS development standards - Implement unit tests and performance tests for application stability, responsiveness and production readiness - Partner with database engineers for seamless integration between application code and PostgreSQL; work closely with AWS ProServe consultants on validation and optimization - Apply AWS Well-Architected Framework principles across security, reliability, performance efficiency and operational excellence - Capture key findings, migration strategies, code conversion patterns and technical validation results for long-term maintainability and knowledge transfer Requirements - 5+ years of experience in software development with proven leadership background - Expertise in C# / .NET Core and advanced proficiency in .NET Framework - Advanced skills in AWS native development and microservices architecture - Background in .NET legacy (Windows) to .NET Core (Linux) modernization - Proficiency in SQL Server, PostgreSQL and Amazon Aurora PostgreSQL - Competency in stored procedure migration (T-SQL → PL/pgSQL) - Knowledge of unit and performance testing - Ability to overlap with the US EST time zone - English communication skills at B2 level or higher Nice to have - Familiarity with Kiro and Amazon Transform - Understanding of AWS DMS / SCT - Skills in Docker and containerization on AWS, including Amazon ECS / EKS - Background in CI/CD pipelines (GitHub Actions, CodePipeline) We offer - Engineering community of industry professionals - Friendly team and enjoyable working environment - Flexible schedule and opportunity to work remotely within Poland - Chance to work abroad for up to 60 days annually - Business-driven relocation opportunities - Outstanding career roadmap - Leadership development, career advising, soft skills, and well-being programs - Certification opportunities (GCP, Azure, AWS) - Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru - English classes - Stable income (Employment Contract or B2B) - Participation in the Employee Stock Purchase Plan - Benefits package including health insurance, multisport, and shopping vouchers - Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee, and more - Referral bonuses - Corporate, social and well-being events Please note: The set of bonuses might vary based on the role.

🏢 Summary: Lead .NET Developer role focused on modernizing legacy applications into scalable AWS cloud-native solutions using .NET Core, microservices, and PostgreSQL. The position involves migrating Windows-based .NET Framework applications to Linux, optimizing performance, and collaborating with AWS consultants on architecture and modernization initiatives. The offer includes remote flexibility, professional development programs, certifications, and comprehensive benefits. 🗂️ Requirements: 5+ years of software development experience, Leadership experience, Expertise in C#, Advanced proficiency in .NET Core, Advanced proficiency in .NET Framework, Experience with AWS native development, Experience with microservices architecture, Experience modernizing .NET Framework applications to .NET Core on Linux, Proficiency in SQL Server, Proficiency in PostgreSQL, Proficiency in Amazon Aurora PostgreSQL, Experience with stored procedure migration from T-SQL to PL/pgSQL, Knowledge of unit testing, Knowledge of performance testing, Availability to overlap with US EST time zone, English at B2 level or higher 📃 Skills: C#, .NET, .NETCore, AWS, Microservices, SQLServer, PostgreSQL, Aurora, T-SQL, PLpgSQL, Linux, Windows, Docker, ECS, EKS, CI/CD, GitHubActions, CodePipeline, Kiro, AmazonTransform, DMS, SCT 🏢 Description: We are looking for a Lead .NET Developer with AWS to join our dynamic and collaborative team. This engagement focuses on the transformation of legacy applications into scalable, cloud-native solutions, including the migration of selected microservices to the latest .NET Core, modernization from Windows to Linux, performance optimization and seamless integration with AWS services. Responsibilities - Use Kiro and Amazon Transform to accelerate code analysis, refactoring and migration tasks; validate and optimize tool-generated outputs - Design and develop high-performance, scalable applications with .NET Core and a microservices architecture - Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), with functional parity and improved performance - Modify and optimize application code and stored procedures for compatibility with PostgreSQL / Aurora PostgreSQL, in line with AWS development standards - Implement unit tests and performance tests for application stability, responsiveness and production readiness - Partner with database engineers for seamless integration between application code and PostgreSQL; work closely with AWS ProServe consultants on validation and optimization - Apply AWS Well-Architected Framework principles across security, reliability, performance efficiency and operational excellence - Capture key findings, migration strategies, code conversion patterns and technical validation results for long-term maintainability and knowledge transfer Requirements - 5+ years of experience in software development with proven leadership background - Expertise in C# / .NET Core and advanced proficiency in .NET Framework - Advanced skills in AWS native development and microservices architecture - Background in .NET legacy (Windows) to .NET Core (Linux) modernization - Proficiency in SQL Server, PostgreSQL and Amazon Aurora PostgreSQL - Competency in stored procedure migration (T-SQL → PL/pgSQL) - Knowledge of unit and performance testing - Ability to overlap with the US EST time zone - English communication skills at B2 level or higher Nice to have - Familiarity with Kiro and Amazon Transform - Understanding of AWS DMS / SCT - Skills in Docker and containerization on AWS, including Amazon ECS / EKS - Background in CI/CD pipelines (GitHub Actions, CodePipeline) We offer - Engineering community of industry professionals - Friendly team and enjoyable working environment - Flexible schedule and opportunity to work remotely within Poland - Chance to work abroad for up to 60 days annually - Business-driven relocation opportunities - Outstanding career roadmap - Leadership development, career advising, soft skills, and well-being programs - Certification opportunities (GCP, Azure, AWS) - Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru - English classes - Stable income (Employment Contract or B2B) - Participation in the Employee Stock Purchase Plan - Benefits package (health insurance, multisport, shopping vouchers) - Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more - Referral bonuses - Corporate, social and well-being events Please note: The set of bonuses might vary based on the role you apply for – specifics will be discussed during the general interview. We will reach out to selected candidates exclusively.

🏢 Summary: Lead .NET Developer role focused on modernizing legacy applications into scalable AWS cloud-native solutions using .NET Core and microservices architecture. The position involves migrating Windows-based .NET Framework systems to Linux, optimizing PostgreSQL integration, and collaborating with AWS consultants on performance and architectural improvements. The offer includes remote flexibility within Poland, professional development programs, certifications, and comprehensive benefits. 🗂️ Requirements: 5+ years of software development experience, Leadership experience, Expertise in C# and .NET Core, Advanced proficiency in .NET Framework, Experience with AWS native development, Knowledge of microservices architecture, Experience migrating .NET Framework applications from Windows to Linux, Proficiency in SQL Server, PostgreSQL and Aurora PostgreSQL, Experience with stored procedure migration from T-SQL to PL/pgSQL, Knowledge of unit testing and performance testing, Availability to overlap with US EST time zone, English level B2 or higher 📃 Skills: C#, .NET, .NETCore, AWS, Microservices, SQLServer, PostgreSQL, Aurora, T-SQL, PLpgSQL, Linux, Windows, UnitTesting, PerformanceTesting, Docker, ECS, EKS, CI/CD, GitHubActions, CodePipeline, DMS, SCT, Kiro, AmazonTransform 🏢 Description: We are looking for a Lead .NET Developer with AWS to join a dynamic and collaborative team focused on transforming legacy applications into scalable, cloud-native solutions. The role includes migration of selected microservices to the latest .NET Core, modernization from Windows to Linux, performance optimization and seamless integration with AWS services. Quick Facts - Remote work available within Poland - Opportunity to work abroad for up to 60 days annually - Employment Contract or B2B Responsibilities - Use Kiro and Amazon Transform to accelerate code analysis, refactoring and migration tasks; validate and optimize tool-generated outputs - Design and develop high-performance, scalable applications with .NET Core and a microservices architecture - Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), with functional parity and improved performance - Modify and optimize application code and stored procedures for compatibility with PostgreSQL / Aurora PostgreSQL, in line with AWS development standards - Implement unit tests and performance tests for application stability, responsiveness and production readiness - Partner with database engineers for seamless integration between application code and PostgreSQL; work closely with AWS ProServe consultants on validation and optimization - Apply AWS Well-Architected Framework principles across security, reliability, performance efficiency and operational excellence - Capture key findings, migration strategies, code conversion patterns and technical validation results for long-term maintainability and knowledge transfer Requirements - 5+ years of experience in software development with proven leadership background - Expertise in C# / .NET Core and advanced proficiency in .NET Framework - Advanced skills in AWS native development and microservices architecture - Background in .NET legacy (Windows) to .NET Core (Linux) modernization - Proficiency in SQL Server, PostgreSQL and Amazon Aurora PostgreSQL - Competency in stored procedure migration (T-SQL → PL/pgSQL) - Knowledge of unit and performance testing - Ability to overlap with the US EST time zone - English communication skills at B2 level or higher Nice to have - Familiarity with Kiro and Amazon Transform - Understanding of AWS DMS / SCT - Skills in Docker and containerization on AWS, including Amazon ECS / EKS - Background in CI/CD pipelines (GitHub Actions, CodePipeline) We offer - Engineering community of industry professionals - Friendly team and enjoyable working environment - Flexible schedule and remote work opportunities within Poland - Business-driven relocation opportunities - Outstanding career roadmap - Leadership development, career advising, soft skills and well-being programs - Certification opportunities in GCP, Azure and AWS - Unlimited access to LinkedIn Learning, Get Abstract and Cloud Guru - English classes - Stable income - Participation in the Employee Stock Purchase Plan - Benefits package including health insurance, multisport and shopping vouchers - Modern offices with entertainment and relaxation zones, snacks and coffee - Referral bonuses - Corporate, social and well-being events Please note: The set of bonuses might vary based on the role.

🏢 Summary: Remote Senior .NET Developer role focused on modernizing legacy .NET applications into scalable, cloud-native microservices on AWS. The position involves migrating from .NET Framework (Windows) to .NET Core (Linux), optimizing performance, and integrating with AWS and PostgreSQL environments using AI-driven modernization tools. Work aligns with AWS Well-Architected Framework principles in a collaborative, cloud-focused environment. 🗂️ Requirements: 3+ years experience in .NET software engineering, Expertise in C# and .NET Core, Advanced knowledge of .NET Framework, Advanced experience with AWS native development, Experience with microservices architecture, Experience migrating .NET Framework (Windows) to .NET Core (Linux), Proficiency in SQL Server and PostgreSQL, Experience with Amazon Aurora PostgreSQL, Experience migrating stored procedures from T-SQL to PL/pgSQL, Experience with unit testing and performance testing, English level B2+, Availability overlapping with US EST time zone 📃 Skills: C#, .NET, .NETCore, .NETFramework, AWS, Microservices, SQLServer, PostgreSQL, Aurora, T-SQL, PLpgSQL, Linux, Windows, UnitTesting, PerformanceTesting 🏢 Description: We are looking for a Senior .NET Developer with AWS experience to join our dynamic and collaborative team. This engagement focuses on transforming legacy applications into scalable, cloud-native solutions — migrating selected microservices to the latest .NET Core , modernizing from Windows to Linux, optimizing performance, and ensuring seamless integration with AWS services. The work is delivered as an AI-agentic modernization engagement leveraging Kiro and Amazon Transform , aligned with AWS cloud-native best practices and the AWS Well-Architected Framework. It is a remote position for Poland. Responsibilities Use Kiro and Amazon Transform to accelerate code analysis, refactoring, and migration tasks; validate and optimize tool‑generated outputs Design and develop high‑performance, scalable applications using .NET Core with a microservices architecture Migrate and refactor legacy .NET Framework (Windows) applications to .NET Core (Linux), ensuring functional parity and improved performance Modify and optimize application code and stored procedures to ensure compatibility with PostgreSQL/Aurora PostgreSQL, following AWS development standards Implement unit tests and performance tests to ensure application stability, responsiveness, and production readiness Partner with database engineers to ensure seamless integration between application code and PostgreSQL; work closely with AWS ProServe consultants on validation and optimization Apply AWS Well‑Architected Framework principles across security, reliability, performance efficiency, and operational excellence Capture key findings, migration strategies, code conversion patterns, and technical validation results for long‑term maintainability and knowledge transfer Requirements 3+ years of experience in software engineering with a focus on .NET technologies Expertise in C#/.NET Core and advanced proficiency in .NET Framework Background in AWS native development at an advanced level Skills in microservices architecture and modernizing .NET Legacy (Windows) applications to .NET Core (Linux) Proficiency in SQL Server, PostgreSQL and Amazon Aurora PostgreSQL Competency in stored procedure migration (T-SQL → PL/pgSQL) Qualifications in unit and performance testing Excellent English communication skills (B2+ level) with availability to overlap with the US EST time zone Nice to have Familiarity with Kiro and Amazon Transform Knowledge of AWS DMS/SCT Understanding of Docker and containerization on AWS Experience with Amazon ECS/EKS Capability to build CI/CD pipelines using GitHub Actions and CodePipeline We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Lead .NET Software Engineer role focused on full ownership of end-to-end application development, from design to deployment. The position involves building scalable, high-performance solutions using .NET, ReactJS, Azure, and AI tools, with strong emphasis on modern architecture and cloud practices. This is a hands-on individual contributor role delivering complex applications with technical excellence. 🗂️ Requirements: 5+ years full-stack experience with .NET and ReactJS, Proven delivery of end-to-end complex applications, Proficiency in Azure, Proficiency in MSSQL, Experience with AI tools (GitHub Copilot preferred), Knowledge of microservices architecture, Knowledge of serverless architecture, Knowledge of event-driven architecture, Experience with CI/CD pipelines, Experience with Docker, Experience with Kubernetes, Experience with infrastructure as code 📃 Skills: .NET, ReactJS, Azure, MSSQL, GitHub, Copilot, Microservices, Serverless, Event-driven, CI/CD, Docker, Kubernetes, IaC, SQL 🏢 Description: We are seeking a highly skilled and motivated Lead .NET Software Engineer to take full ownership of end-to-end application development. This is a hands-on, individual contributor role for a technologist who thrives on building robust, scalable solutions and is passionate about leveraging AI and cloud technologies. You will be responsible for designing, developing and delivering complex applications, ensuring technical excellence at every stage. Responsibilities Take full technical ownership of the entire application development lifecycle, from requirements analysis and design to implementation and deployment Design and build scalable, high-performance applications Use AI (at least Copilots) Collaborate with product owners and other engineers to deliver high-quality solutions that meet business objectives Write clean, maintainable and well-documented code; perform code reviews Troubleshoot, debug and optimize applications Requirements 5+ years of hands-on full-stack development experience with .NET and ReactJS, with a proven track record of delivering complex applications end-to-end Proficiency in Azure and MS SQL Flexibility to use AI tools (GitHub Copilot is preferred) Understanding of modern software architecture patterns (microservices, serverless, event-driven, etc.) Background in CI/CD pipelines, containerization (Docker, Kubernetes) and infrastructure as code Excellent problem-solving skills, attention to detail and a relentless drive for technical excellence Self-motivated, hard-working and able to work independently with minimal supervision Strong communication skills, able to articulate technical concepts clearly to technical and non-technical stakeholders English proficiency at B2 level or higher We offer/Benefits We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Hands-on Lead .NET Software Engineer role focused on full ownership of end-to-end application development, building scalable and high-performance solutions using .NET, ReactJS, Azure and AI tools. The position emphasizes modern cloud architectures, CI/CD practices and containerization, with strong responsibility for design, implementation and optimization. This is an individual contributor role for an experienced engineer passionate about technical excellence and AI-driven development. 🗂️ Requirements: 5+ years of full-stack development experience with .NET and ReactJS, Proficiency in Azure, Proficiency in MS SQL, Experience delivering complex applications end-to-end, Experience with AI tools (GitHub Copilot preferred), Knowledge of microservices, serverless and event-driven architectures, Experience with CI/CD pipelines, Experience with Docker and Kubernetes, Experience with infrastructure as code, English proficiency at B2 level or higher 📃 Skills: .NET, ReactJS, Azure, MSSQL, GitHub, Copilot, CI/CD, Docker, Kubernetes, Microservices, Serverless, Event-driven, AI, IaC 🏢 Description: We are seeking a highly skilled and motivated Lead .NET Software Engineer to take full ownership of end-to-end application development. This is a hands-on, individual contributor role for a technologist who thrives on building robust, scalable solutions and is passionate about leveraging AI and cloud technologies. You will be responsible for designing, developing and delivering complex applications, ensuring technical excellence at every stage. Responsibilities Take full technical ownership of the entire application development lifecycle, from requirements analysis and design to implementation and deployment Design and build scalable, high-performance applications Use AI (at least Copilots) Collaborate with product owners and other engineers to deliver high-quality solutions that meet business objectives Write clean, maintainable and well-documented code; perform code reviews Troubleshoot, debug and optimize applications Requirements 5+ years of hands-on full-stack development experience with .NET and ReactJS, with a proven track record of delivering complex applications end-to-end Proficiency in Azure and MS SQL Flexibility to use AI tools (GitHub Copilot is preferred) Understanding of modern software architecture patterns (microservices, serverless, event-driven, etc.) Background in CI/CD pipelines, containerization (Docker, Kubernetes) and infrastructure as code Excellent problem-solving skills, attention to detail and a relentless drive for technical excellence Self-motivated, hard-working and able to work independently with minimal supervision Strong communication skills, able to articulate technical concepts clearly to technical and non-technical stakeholders English proficiency at B2 level or higher We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.

🏢 Summary: Hands-on Lead .NET Software Engineer role focused on full ownership of end-to-end application development, building scalable solutions using .NET, ReactJS and Azure. The position emphasizes AI-driven development, cloud technologies and modern architecture patterns. This is an individual contributor role with strong technical responsibility across the full software lifecycle. 🗂️ Requirements: 5+ years full-stack development with .NET and ReactJS, Proficiency in Azure, Proficiency in MS SQL, Experience delivering complex applications end-to-end, Experience with AI tools (GitHub Copilot preferred), Knowledge of microservices, serverless and event-driven architectures, Experience with CI/CD pipelines, Experience with Docker and Kubernetes, Experience with infrastructure as code, English level B2 or higher 📃 Skills: .NET, ReactJS, Azure, MSSQL, GitHubCopilot, AI, Microservices, Serverless, EventDriven, CI/CD, Docker, Kubernetes, IaC 🏢 Description: We are seeking a highly skilled and motivated Lead .NET Software Engineer to take full ownership of end-to-end application development. This is a hands-on, individual contributor role for a technologist who thrives on building robust, scalable solutions and is passionate about leveraging AI and cloud technologies. You will be responsible for designing, developing and delivering complex applications, ensuring technical excellence at every stage. Responsibilities Take full technical ownership of the entire application development lifecycle, from requirements analysis and design to implementation and deployment Design and build scalable, high-performance applications Use AI (at least Copilots) Collaborate with product owners and other engineers to deliver high-quality solutions that meet business objectives Write clean, maintainable and well-documented code; perform code reviews Troubleshoot, debug and optimize applications Requirements 5+ years of hands-on full-stack development experience with .NET and ReactJS, with a proven track record of delivering complex applications end-to-end Proficiency in Azure and MS SQL Flexibility to use AI tools (GitHub Copilot is preferred) Understanding of modern software architecture patterns (microservices, serverless, event-driven, etc.) Background in CI/CD pipelines, containerization (Docker, Kubernetes) and infrastructure as code Excellent problem-solving skills, attention to detail and a relentless drive for technical excellence Self-motivated, hard-working and able to work independently with minimal supervision Strong communication skills, able to articulate technical concepts clearly to technical and non-technical stakeholders English proficiency at B2 level or higher We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview. We will reach out to selected candidates exclusively. EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.