Senior Fullstack Engineer

🏢 Summary: Fullstack Developer role focused on building and enhancing dynamic web applications using .NET on the backend and React on the frontend. The position involves developing robust services, implementing responsive UI components, and resolving complex technical issues. The goal is to strengthen the team’s capability to deliver high-performance, scalable applications. 🗂️ Requirements: 5+ years of fullstack development experience, .NET expertise for backend development, Strong React knowledge for frontend development, Experience with Web APIs (WCF, REST), Database management experience, Proficiency in HTML, JavaScript, CSS, Understanding of message queues 📃 Skills: .NET, React, WCF, REST, WebAPI, HTML, JavaScript, CSS, SQL, Databases, MessageQueues 🏢 Description: Summary: The ideal candidate is expected to function as a Fullstack Developer, contributing both front-end and back-end functionalities with a strong focus on .NET and React technologies. The primary goal is to enhance the team's capabilities in developing seamless, robust applications. Main Responsibilities: Engage in full-stack development to create dynamic web applications. Implement the front-end components using React. Develop back-end services using .NET. Communicate effectively with team members and stakeholders in English. Investigate and resolve complex technical problems proactively. Collaborate with team members to enhance application performance and usability. Key Requirements: 5+ years of experience in fullstack development. Expertise in .NET for backend development. Strong understanding of React for frontend development. Fluent communication skills in English. Knowledge of Web APIs (WCF and REST APIs). Familiarity with database management. Competence in HTML, JavaScript, and CSS. Understanding of message queues. Nice to Have: Experience with cloud services or platforms. Familiarity with CI/CD practices. Exposure to Agile methodologies.

🏢 Summary: Fullstack Developer role focused on building and enhancing dynamic web applications using .NET on the backend and React on the frontend. The position involves developing robust, high-performance solutions, integrating APIs, and resolving complex technical issues within a collaborative team environment. Strong emphasis is placed on delivering seamless end-to-end functionality. 🗂️ Requirements: 5+ years of fullstack development experience, .NET backend expertise, Strong React knowledge, Experience with WCF and REST APIs, Database management experience, Proficiency in HTML, JavaScript, CSS, Understanding of message queues, Fluent English communication 📃 Skills: .NET, C#, React, REST, WCF, SQL, HTML, JavaScript, CSS, Databases, MessageQueues, English 🏢 Description: Summary: The ideal candidate is expected to function as a Fullstack Developer, contributing both front-end and back-end functionalities with a strong focus on .NET and React technologies. The primary goal is to enhance the team's capabilities in developing seamless, robust applications. Main Responsibilities: Engage in full-stack development to create dynamic web applications. Implement the front-end components using React. Develop back-end services using .NET. Communicate effectively with team members and stakeholders in English. Investigate and resolve complex technical problems proactively. Collaborate with team members to enhance application performance and usability. Key Requirements: 5+ years of experience in fullstack development. Expertise in .NET for backend development. Strong understanding of React for frontend development. Fluent communication skills in English. Knowledge of Web APIs (WCF and REST APIs). Familiarity with database management. Competence in HTML, JavaScript, and CSS. Understanding of message queues. Nice to Have: Experience with cloud services or platforms. Familiarity with CI/CD practices. Exposure to Agile methodologies.

🏢 Summary: Full-Stack Developer role focused on building and enhancing business applications using C#/.NET on the backend and React (18+) on the frontend. The position involves developing new features, maintaining and improving legacy code, and contributing to solution design within an Agile/Scrum team. Strong emphasis on backend expertise, frontend development, and architectural best practices. 🗂️ Requirements: 5+ years of experience with .NET and C#, 3+ years of experience with React (18+), Strong knowledge of .NET Framework, .NET Standard, .NET Core/.NET, Experience with debugging, profiling and performance analysis, Understanding of DDD, Clean Code and SOLID principles, Knowledge of architectural patterns and asynchronous communication, Good command of T-SQL, Experience with SQL Server Management Studio (SSMS), Experience with Visual Studio 📃 Skills: C#, .NET, React, TSQL, SQLServer, SSMS, VisualStudio, DDD, SOLID, CleanCode, Scrum, Debugging, Profiling, Architecture, Asynchronous 🏢 Description: We’re looking for an experienced Full-Stack Developer to build and evolve business applications using C#/.NET on the backend and React on the frontend. You’ll work closely with a cross-functional team (QA, Analysts, Product Owner) in an Agile/Scrum environment, contributing to both new development and improvements to existing (including legacy) codebases. Key responsibilities: Develop software in C# based on functional and technical documentation Build and maintain the frontend using React (18+) Analyse and improve existing code, including legacy components Contribute to solution design and architecture Collaborate daily with developers, testers, analysts and the Product Owner in Scrum Requirements: 5+ years of experience building applications with .NET / C# 3+ years of experience building applications with React Strong knowledge of C# (.NET Framework, .NET Standard, .NET Core/.NET) React experience with modern versions (React 18+) Practical skills in debugging, profiling and performance analysis Understanding of DDD, Clean Code, SOLID Knowledge of architectural patterns and asynchronous communication Good command of T-SQL and SQL Server Management Studio (SSMS) Experience working with Visual Studio Nice to have Experience building views/UI for mobile applications Background in projects for the financial sector Test automation experience (e.g., Postman, Playwright) Familiarity with WCAG accessibility standards

🏢 Summary: Fullstack Developer role focused on designing, developing, and maintaining web applications using Angular and .NET within an NX monorepo architecture. The position involves building RESTful APIs, microservices, and responsive front-end interfaces while ensuring high code quality, performance, and security. The role also includes working with relational databases, automated testing, and CI/CD pipelines in Azure DevOps. 🗂️ Requirements: Minimum 5 years of full-stack development experience with Angular and .NET, Strong proficiency in C# and .NET Core/Framework, Experience with Entity Framework and LINQ, Solid experience with Angular (v12+) and TypeScript, Strong knowledge of RxJS, Hands-on experience with NX monorepo, Experience writing unit and integration tests with Jest, Experience with DevExtreme, Proficiency with Visual Studio, Hands-on experience with Git, Experience with Azure DevOps Services, Experience with SQL Server and query optimization, Knowledge of REST API design and HTTP standards, Understanding of software design patterns and SOLID principles, Bachelor's degree in Computer Science, Engineering, or equivalent experience 📃 Skills: Angular, TypeScript, RxJS, NgRx, .NET, C#, EntityFramework, LINQ, NX, Jest, DevExtreme, VisualStudio, Git, AzureDevOps, SQLServer, PostgreSQL, REST, HTTP 🏢 Description: We’re looking for Fullstack developer The primary objective of this role is to design, develop, and maintain full-stack web applications using Angular and .NET technologies while adhering to modern architectural best practices. Main Responsibilities: Design, develop, and maintain full-stack web applications using Angular and .NET in an NX monorepo architecture. Develop RESTful APIs and microservices using .NET Core/Framework, following Clean Architecture principles. Build responsive, user-friendly interfaces with Angular, incorporating modern patterns like RxJS and NgRx. Work with relational databases like SQL Server and PostgreSQL, designing efficient data models. Write comprehensive unit and integration tests using Jest for maintaining high code quality. Manage version control with Git and oversee CI/CD pipelines in Azure DevOps Services. Participate in code reviews to improve code quality and team practices. Collaborate with product managers, UX designers, and other developers to deliver solutions on time. Contribute to optimizing application performance and ensuring security best practices. Key Requirements: Minimum 5 years of experience in full-stack development with Angular and .NET. Strong proficiency in C#, .NET Core/Framework, Entity Framework, and LINQ. Solid experience with Angular (v12+), TypeScript, and RxJS. Hands-on experience with NX monorepo structure. Proficiency with Jest for writing unit and integration tests. Experience with the DevExtreme component library. Proficiency with Visual Studio for .NET development. Hands-on experience with Git and Azure DevOps Services. Experience with SQL Server and optimized queries. Knowledge of REST API design and HTTP standards. Understanding of software design patterns and SOLID principles. Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience). Nice to Have: Experience in agile methodologies. Familiarity with cloud services like Azure or AWS. Exposure to frontend testing frameworks like Jasmine.

🏢 Summary: Full Stack Developer role focused on building, testing, and maintaining scalable and secure web applications across frontend and backend technologies. The position involves developing modern user interfaces, designing APIs, integrating third-party services, and ensuring high performance through testing and CI/CD practices. The role also contributes to architectural decisions and technical strategy. 🗂️ Requirements: Experience with React.js and Vue.js, Proficiency in HTML5, CSS3, JavaScript, TypeScript, Experience with .NET Core or Ruby backend development, Experience building RESTful and GraphQL APIs, Experience with PostgreSQL, MongoDB, or MySQL, Knowledge of Docker and CI/CD pipelines, Proficiency with Git version control, Experience with cloud platforms (AWS, Azure, or GCP), Experience with unit and integration testing frameworks 📃 Skills: React, Vue, HTML5, CSS3, JavaScript, TypeScript, .NET, Ruby, EntityFramework, GraphQL, REST, PostgreSQL, MongoDB, MySQL, Docker, Git, AWS, Azure, GCP, Jest, Mocha, JUnit, CICD 🏢 Description: Description The Full Stack Developer Role will need to be proficient in boththe relevant frontend and backend technologies to develop, test, and maintain scalable web applications, and will work across the entire tech stack, collaborating with cross-functionalteams to deliver robust, secure and performant digital solutions Responsibilities • Design, develop, test and maintain robust, scalable and secure web applications using the full tech stack • Develop user-friendly frontend interfaces for all users using modern JS frameworks • Build and maintain Restful and GraphQL APIs • Integrate third-party services, such as LMS, video conferencing, gamification APIs • Ensure code quality through code reviews, unit testing, and automated CI/CD pipelines • Optimize application performance, security, and scalability • Participate in architectural decisions and contribute to technical strategy • Ensure high performance, accessibility, and responsiveness across devices • Implement automated testing and CI/CD pipelines for efficient delivery Requirements • Frontend : React.js 18, Entity Framework Vue.js, HTML5, CSS3, JavaScript, TypeScript • Backend: MS .NET 8 Core / Ruby • Database : PostgreSQL, MongoDB, MySQL, or similar • DevOps : Docker, CI/CD, Git, cloud platforms (AWS, Azure, GCP) • Testing : Unit and integration testing frameworks (e.g., Jest, Mocha, JUnit Nice to have • Experience with WebRTC, LTI standards, SCORM/xAPI, or real-time systems (e.g., live quizzes, video  classrooms) • Knowledge of learning science, instructional design, or accessibility standards (e.g., WCAG) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Prior experience in the EdTech domain (e-learning platforms, digital classrooms, LMS) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Experience with Rabbit MQ middleware • Experience with Tailwind

🏢 Summary: Full Stack Developer role focused on building, testing, and maintaining scalable and secure web applications across frontend and backend. The position involves developing modern user interfaces, implementing APIs, integrating third-party services, and ensuring high performance through automated testing and CI/CD. The role also contributes to architectural decisions and technical strategy. 🗂️ Requirements: Proficiency in React.js and Vue.js, Strong knowledge of HTML5, CSS3, JavaScript, TypeScript, Experience with .NET Core or Ruby backend development, Experience building RESTful and GraphQL APIs, Experience with PostgreSQL, MongoDB, or MySQL, Experience with Docker and CI/CD pipelines, Proficiency with Git version control, Experience with AWS, Azure, or GCP, Experience with unit and integration testing frameworks 📃 Skills: React, Vue, HTML5, CSS3, JavaScript, TypeScript, .NET, Ruby, EntityFramework, REST, GraphQL, PostgreSQL, MongoDB, MySQL, Docker, CICD, Git, AWS, Azure, GCP, Jest, Mocha, JUnit 🏢 Description: Description The Full Stack Developer Role will need to be proficient in boththe relevant frontend and backend technologies to develop, test, and maintain scalable web applications, and will work across the entire tech stack, collaborating with cross-functionalteams to deliver robust, secure and performant digital solutions Responsibilities • Design, develop, test and maintain robust, scalable and secure web applications using the full tech stack • Develop user-friendly frontend interfaces for all users using modern JS frameworks • Build and maintain Restful and GraphQL APIs • Integrate third-party services, such as LMS, video conferencing, gamification APIs • Ensure code quality through code reviews, unit testing, and automated CI/CD pipelines • Optimize application performance, security, and scalability • Participate in architectural decisions and contribute to technical strategy • Ensure high performance, accessibility, and responsiveness across devices • Implement automated testing and CI/CD pipelines for efficient delivery Requirements • Frontend : React.js 18, Entity Framework Vue.js, HTML5, CSS3, JavaScript, TypeScript • Backend: MS .NET 8 Core / Ruby • Database : PostgreSQL, MongoDB, MySQL, or similar • DevOps : Docker, CI/CD, Git, cloud platforms (AWS, Azure, GCP) • Testing : Unit and integration testing frameworks (e.g., Jest, Mocha, JUnit Nice to have • Experience with WebRTC, LTI standards, SCORM/xAPI, or real-time systems (e.g., live quizzes, video  classrooms) • Knowledge of learning science, instructional design, or accessibility standards (e.g., WCAG) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Prior experience in the EdTech domain (e-learning platforms, digital classrooms, LMS) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Experience with Rabbit MQ middleware • Experience with Tailwind

🏢 Summary: Full Stack Developer role focused on building, testing, and maintaining scalable and secure web applications across the entire tech stack. The position involves developing modern frontend interfaces, robust backend services, and APIs, while ensuring high performance, quality, and automated delivery through CI/CD pipelines. The role also includes integration with third-party services and contribution to architectural and technical decisions. 🗂️ Requirements: Proficiency in React.js 18, Vue.js, HTML5, CSS3, JavaScript, TypeScript, Experience with MS .NET 8 Core or Ruby, Experience building RESTful and GraphQL APIs, Experience with PostgreSQL, MongoDB, MySQL or similar databases, Experience with Docker, CI/CD pipelines, Git, and cloud platforms (AWS, Azure, or GCP), Experience with unit and integration testing frameworks 📃 Skills: React, Vue, HTML5, CSS3, JavaScript, TypeScript, .NET, Ruby, PostgreSQL, MongoDB, MySQL, Docker, CI/CD, Git, AWS, Azure, GCP, Jest, Mocha, JUnit, GraphQL, REST 🏢 Description: Description The Full Stack Developer Role will need to be proficient in boththe relevant frontend and backend technologies to develop, test, and maintain scalable web applications, and will work across the entire tech stack, collaborating with cross-functionalteams to deliver robust, secure and performant digital solutions Responsibilities • Design, develop, test and maintain robust, scalable and secure web applications using the full tech stack • Develop user-friendly frontend interfaces for all users using modern JS frameworks • Build and maintain Restful and GraphQL APIs • Integrate third-party services, such as LMS, video conferencing, gamification APIs • Ensure code quality through code reviews, unit testing, and automated CI/CD pipelines • Optimize application performance, security, and scalability • Participate in architectural decisions and contribute to technical strategy • Ensure high performance, accessibility, and responsiveness across devices • Implement automated testing and CI/CD pipelines for efficient delivery Requirements • Frontend : React.js 18, Entity Framework Vue.js, HTML5, CSS3, JavaScript, TypeScript • Backend: MS .NET 8 Core / Ruby • Database : PostgreSQL, MongoDB, MySQL, or similar • DevOps : Docker, CI/CD, Git, cloud platforms (AWS, Azure, GCP) • Testing : Unit and integration testing frameworks (e.g., Jest, Mocha, JUnit Nice to have • Experience with WebRTC, LTI standards, SCORM/xAPI, or real-time systems (e.g., live quizzes, video  classrooms) • Knowledge of learning science, instructional design, or accessibility standards (e.g., WCAG) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Prior experience in the EdTech domain (e-learning platforms, digital classrooms, LMS) • Familiarity with tools like Moodle, Canvas, Zoom SDK, or Google Classroom integration • Experience with Rabbit MQ middleware • Experience with Tailwind

🏢 Summary: Backend developer role in an agile team working on a .NET 8 system built with Clean Architecture and a modular monolith approach. The position involves developing and maintaining backend services, managing Azure integrations, supporting CI/CD in Azure DevOps, and ensuring high quality through automated testing. Close collaboration with business stakeholders and preparation of technical designs are required. 🗂️ Requirements: Experience with .NET 8 development, Practical knowledge of Clean Architecture, Experience with Modular Monolith architecture, Backend service development experience, Experience with Azure integrations, Experience with Azure DevOps CI/CD, Knowledge of Entity Framework Core, Experience with Azure SQL, Experience with unit testing, Experience with end-to-end testing, Ability to prepare technical design documentation, Experience working in Agile teams 📃 Skills: .NET, C#, Azure, MassTransit, ServiceBus, EntraID, APIM, Redis, KeyVault, Storage, EntityFramework, SQL, xUnit, Playwright, AzureDevOps, React, LogicApps 🏢 Description: Role Overview We are looking for a developer to join an established project team. The system is built on .NET 8 using Clean Architecture and a modular monolith approach. Candidates must have practical experience working within these patterns and maintaining clear domain boundaries. The role is delivered in an agile team and requires close cooperation with the business side, including technical analysis and short technical design preparation. Engineers will also maintain the backend architecture, handle Azure integrations, and support CI/CD processes in Azure DevOps. Key Responsibilities Develop and maintain backend services in .NET 8 Collaborate closely with Business Analysts by performing technical analysis and translating requirements into implementations. Prepare concise technical designs and documentation for delivered solutions. Maintain and evolve the backend architecture with strict domain boundaries. Manage complex Azure integrations Contribute to CI/CD and release workflows in Azure DevOps. Ensure high quality through unit and end-to-end testing (xUnit, Playwright). Support full-stack delivery with React or workflow automation using Azure Logic Apps. Tech Stack .NET 8 Clean Architecture & Modular Monolith Azure ecosystem: MassTransit, Service Bus, Entra ID, APIM, Redis Cache, Key Vault, Storage Accounts Entity Framework Core & Azure SQL MI Testing: xUnit, Playwright Optional: React, Azure Logic Apps

🏢 Summary: Full Stack Developer role focused on building and evolving a modern web application platform with complex workflows and data-driven features. The position involves developing and maintaining both frontend and backend components, ensuring scalability, performance, and reliability. You will collaborate within a cross-functional team to deliver iterative improvements using modern development practices and AI-assisted tools. 🗂️ Requirements: Experience in full stack web application development, Hands-on experience with React, Experience with C# and .NET or comparable backend technologies, Practical experience with SQL-based databases and writing queries, Experience using AI-assisted development tools (e.g., Claude, Cursor), Solid understanding of Git and version control workflows, Ability to work with and extend existing codebases 📃 Skills: React, TypeScript, C#, .NET, SQL, Git, REST, Claude, Cursor 🏢 Description: Project overview The project is a web based application platform designed to support complex user workflows and data driven features. It focuses on performance, maintainability, and iterative delivery of new capabilities. Team You will be part of a cross functional development team consisting of full stack developers, frontend specialists, backend engineers, and QA engineers. The team works collaboratively, reviews code regularly, and follows shared development standards and branching practices. Position overview We are looking for a Full Stack Developer to contribute to the development and evolution of a modern web application platform. You will work on both frontend and backend components, focusing on building reliable, scalable features and improving existing functionality. The role combines hands on development with close collaboration across engineering and product roles. Technology stack React, TypeScript, C#, .NET, SQL based databases, Git, REST APIs, AI assisted development tools such as Claude and Cursor Responsibilities Develop and maintain frontend features using React and related technologies Build and support backend services using C# and .NET Collaborate with team members on feature design, implementation, and code reviews Work with SQL based databases to design, query, and optimize data storage Use AI assisted development tools to improve development efficiency and code quality Follow established Git workflows and branching strategies Participate in troubleshooting, debugging, and performance improvements Requirements Experience building web application platforms in a full stack role Hands on experience with React for frontend development Experience with C# and .NET or comparable backend technologies Understanding of SQL based databases and practical experience writing queries Experience using AI tools to support software development, including Claude or Cursor Solid understanding of Git, version control, and common branching flows Ability to work with existing codebases and contribute to ongoing development Nice to have Experience with cloud based environments Familiarity with CI CD pipelines Experience working on large scale or long term web platforms Exposure to performance optimization and application monitoring What We Offer: Vacation days : Up to 26 business days per year. 10 illness/special days off per year (fully paid, no medical papers needed) for all contract types Health and life insurance (Luxmed) MyBenefit platform with Multisport option Internal psychological support service English language classes from the first working day Access to external learning platforms : O’Reilly, LinkedIn Learning, Udemy, and a wide catalog of diverse internal training Flexible workplace : work from the office, from home, or choose a hybrid option Tech Skills Mentoring Program Opportunities to develop as a public speaker, mentor, or technical interviewer Fully paid idle (bench) when not involved in a project Certification reimbursement (AWS, GCP, Microsoft, etc.)

🏢 Summary: Full-stack software engineering role focused on building, deploying, and maintaining backend systems in C#/.NET and frontend applications in React or Angular. The position involves designing system architecture, developing microservices in AWS, and working within Agile teams to deliver scalable production solutions. Strong emphasis on cloud infrastructure, CI/CD, and clean architectural practices. 🗂️ Requirements: 5+ years of production experience in C# development, Hands-on experience with .NET Core and .NET Framework, Experience with React or Angular, Experience designing and consuming REST APIs, Experience with AWS and Terraform or CloudFormation, Experience with CI/CD processes, Knowledge of MS SQL, PostgreSQL, or DynamoDB, Understanding of OO design patterns and SOLID principles, Computer Science degree, Experience working in Agile (SCRUM or Kanban), Proficiency in English 📃 Skills: C#, .NET, TypeScript, JavaScript, Node.js, React, Angular, AWS, Terraform, CloudFormation, REST, SQL, PostgreSQL, DynamoDB, CI/CD, SCRUM, Kanban 🏢 Description: About the role You will need to be proficient in backend and frontend development with a thorough understanding of the technologies involved. Strong backend and frontend skills where you can demonstrate your ability to apply these technologies, as well as deploy and maintain them will be crucial to success. Technologies we work with: C#, .NET Core, .NET Framework, Typescript, JavaScript, Node.js, REST APIs, React, Angular, AWS, Terraform Responsibilities: Designing, writing, testing functionalities for a backend system written in C# and a frontend system written in React or Angular & TypeScript Design software architecture between backend, frontend and mobile apps Deploying and maintaining microservices in AWS using Terraform Maintaining system on production used by consumers from several European countries Debugging issues Scoping and assessing the complexity of features Participating in sprint planning, daily sprints and meetings with product owners for grooming new features Collaborating with other team members and teams who depend on functionalities that you develop Recruiting and mentoring new team members Required qualifications: 5+ years of production software development experience in C# engineer role Exposure and experience in frontend development in React or Angular frameworks Solid hands-on experience in .NET Core and .NET Framework technologies Experience in working with AWS and Terraform / CloudFormation Strong knowledge of DBMS like MS SQL / PostgreSQL / DynamoDB Expertise of REST APIs Strong hands-on experience of CI&CD processes Proficiency in OO design patterns, SOLID principles, Clean Code and solving architectural problems Computer Science degree AI Tooling usage Able to work with Agile methodologies such as SCRUM and/or Kanban Good communication and collaboration skills Self-motivation, proactive attitude Proficiency in English Nice to have: Working experience with one of the object-oriented and/or functional languages such as Java, Elixir, C++, Golang, Erlang, Python, Kotlin