Staff Software Engineer .NET

🏢 Summary: Full-stack freelance role focused on building scalable, cloud-native applications using .NET and Angular within the Azure ecosystem. The position involves translating complex business requirements into high-quality software solutions while applying modern architectural patterns and Agile delivery practices. The contract is project-based B2B for an initial 12-month period. 🗂️ Requirements: 4+ years experience with .NET technologies (C#, .NET Core, EF/ORM, WCF), 3+ years experience with Angular or strong React background with recent Angular experience, 2+ years hands-on experience with Azure services (Functions, Logic Apps, Web Apps), Advanced knowledge of architectural and design patterns, Experience with SOAP and REST web services, Experience with SQL and SQL Server, Experience with Git and CI/CD pipelines, Experience with Unit Testing, Fluent English 📃 Skills: .NET, .NETCore, C#, EntityFramework, ORM, WCF, Angular, React, Azure, Functions, LogicApps, WebApps, SQL, SQLServer, Git, CI/CD, SOAP, REST, Agile, UnitTesting 🏢 Description: Join an international team of experts delivering high-impact software solutions for global clients. In this role, you will work in a full-stack capacity, translating complex business requirements into scalable, cloud-native applications. You will collaborate with top-tier professionals to design and implement innovative solutions that address real-world engineering challenges while ensuring the highest industry standards. Form of cooperation: freelance project-specific B2B contract for an initial period of approximately 12 months. Tech stack: Backend: .NET / .NET Core, C#, Entity Framework (or other ORM), WCF, SOAP/REST APIs. Frontend: Angular (primary), React. Cloud: Azure (Functions, Logic Apps, Web Apps, SQL Server). Data: SQL Server. DevOps/Tools: Git, CI/CD, Agile, Unit Testing. Requirements: 4+ years of professional experience with .NET technologies (C#, .NET Core, EF/ORM, WCF) 3+ years of experience in Angular (or strong React background with recent Angular experience) 2+ years of hands-on experience with Azure services (e.g., Functions, Logic Apps, Web Apps) Advanced knowledge of Architectural and Design Patterns Proficiency in Web Services (SOAP/REST) and SQL Experience with Git, Continuous Integration, and Continuous Delivery pipelines Fluent English (written and spoken) for effective international communication Ideally, you’ll also have: Azure Cloud certifications Main responsibilities: Full-Stack Development: Address complex software engineering problems using both object-oriented and functional programming styles. Quality Assurance: Maintain high standards of code quality and testing through Clean Code and Unit Testing practices. Cloud Engineering: Design and develop scalable solutions utilizing a wide range of Azure-hosted services and tools. Agile Delivery: Implement Agile methodologies and modern software delivery techniques, including CI/CD and automated deployment. Professional Growth: Proactively adopt new technologies and frameworks within the Azure Cloud ecosystem to drive project success.

🏢 Summary: Development of scalable, cloud-native applications using C#/.NET in a microservices architecture on Microsoft Azure. The role focuses on building high-performance, containerized systems, ensuring quality through CI/CD practices, and optimizing performance in modern cloud environments. Position requires strong engineering expertise and experience in travel-related solutions. 🗂️ Requirements: 5+ years experience with C# and .NET, 3+ years experience developing travel-related solutions, Experience with modern cloud architectures, Expertise in Microsoft Azure, Experience with containerized applications, Experience with SQL and NoSQL databases, Strong knowledge of microservices architecture, Understanding of API design principles, Knowledge of clean architecture and SOLID principles, Experience with CI/CD practices 📃 Skills: C#, .NET, Azure, SQL, NoSQL, Microservices, Containers, APIs, CI/CD, SOLID 🏢 Description: Our Client is a rapidly growing European technology company developing advanced digital solutions used by thousands of customers worldwide. The organization focuses on building scalable platforms and innovative products that support operational efficiency and business growth. Their engineering teams work in modern cloud environments and emphasize quality, user experience, and continuous delivery. The company operates internationally and continuously invests in product development and technology excellence. 📍 Location: Warsaw - once per week in the office 🚀 Your responsibilities Develop clean, scalable code using C# / .NET in microservices architecture and cloud-native environments Test and deploy systems and applications on Microsoft Azure Monitor and optimize system performance , identifying and resolving issues proactively Act as a technical expert for the system and support other internal teams Work in an Agile squad , with strong focus on user experience, quality assurance, and CI/CD practices Contribute to the engineering culture by sharing knowledge and applying best practices Work on projects that directly impact the company’s growth and product development 🎯 Our requirements 5+ years of professional experience in software development using C# / .NET and modern cloud architectures 3+ years of experience developing travel-related solutions Strong understanding of core software engineering principles and API design Proven expertise in building and managing high-performance containerized applications on Microsoft Azure Experience designing and managing SQL and NoSQL databases Deep understanding of microservices architecture, clean code, clean architecture, and SOLID principles Professional English proficiency ⭐ Nice to have Working knowledge of Angular / AngularJS Familiarity with AI tools supporting development workflows Experience working in Agile / Scrum environments Thank you for all applications. We will contact selected candidates. TQLO Sp. z o.o. – Employment Agency (KRAZ 33580)

🏢 Summary: Staff Software Engineer (Backend) role focused on building advanced detection capabilities and scalable backend services across hybrid on‑prem and SaaS environments. The position involves architectural design, platform integrations, and leveraging AI/ML to enhance detection accuracy while mentoring engineers. It combines deep technical ownership with cross‑functional collaboration to drive product and platform improvements. 🗂️ Requirements: Degree in Computer Science or equivalent practical experience, 6+ years of experience building enterprise‑grade software with .NET, Experience designing and delivering scalable on‑prem and cloud‑based systems, Understanding of DevOps, CI/CD, and observability tooling, Strong knowledge of distributed systems and modular architectures, Experience with Docker, Kubernetes, and Infrastructure as Code, Ability to design REST APIs and asynchronous communication patterns, Proficiency in modern object‑oriented backend languages, Experience with high‑performance databases, Experience with Azure 📃 Skills: .NET, Azure, Docker, Kubernetes, IaC, CI/CD, DevOps, REST, PostgreSQL, EF, SQL, AI, ML, OOP 🏢 Description: We are looking for a Staff Software Engineer (backend oriented) , who will work on advanced detection capabilities, scalable backend services, and architectural improvements across hybrid environments. This role combines deep technical ownership with the opportunity to influence product direction and mentor other engineers. Responsibilities: Build and enhance detection features across services in hybrid environments Design scalable backend components for both on‑prem and SaaS deployments Contribute to platform‑wide integrations across multiple products Use AI/ML tools to improve detection accuracy, anomaly identification, and engineering productivity Collaborate with product, platform, and engineering leaders to align technical decisions with business goals Mentor engineers and support a culture focused on innovation, security, and technical excellence. Requirements: Degree in Computer Science or equivalent practical experience 6 - 10+ years of experience building enterprise‑grade software, including experience with .NET Background in designing and delivering scalable on‑prem and cloud‑based systems (ideally experience with Azure ) Understanding of DevOps, CI/CD, and observability tooling Strong understanding of distributed systems and modular architectures Experience with Docker, Kubernetes, and IaC Ability to design robust REST APIs and asynchronous communication patterns Proficiency in modern object‑oriented backend languages Experience with high‑performance databases (e.g., PostgreSQL, EF Core) Nice to have a solid knowledge of identity‑related technologies. Benefits: Attractive salary and benefits package, including Multisport card, insurance, and medical care Hybrid work from the Krakow office International work environment in a product company Training and development opportunities within the organization.

🏢 Summary: Senior Software Engineer role focused on developing and maintaining a complex enterprise .NET platform, combining backend development, production troubleshooting, and performance optimization. The position involves working on identity-related systems and improving architecture, reliability, and code quality within a large-scale environment. The engineer will contribute to technical decisions and future platform evolution. 🗂️ Requirements: 5+ years commercial experience with C# and .NET, Strong knowledge of ASP.NET Core, Experience with asynchronous programming, Experience with dependency injection, Hands-on experience with Entity Framework Core, Strong understanding of SQL Server, Experience with query optimization, Experience with OAuth2, Experience with OpenID Connect, Experience with JWT, Experience supporting and troubleshooting production systems, Fluent English 📃 Skills: C#, .NET, ASP.NET, EntityFramework, SQLServer, OAuth2, OpenIDConnect, JWT, IdentityServer, Duende, ActiveDirectory, AzureAD, MicrosoftGraph, Quartz.NET, SignalR, Playwright, AzureDevOps, CI/CD 🏢 Description: We are looking for an experienced Senior Software Engineer to develop and maintain a complex enterprise .NET platform used by global organizations. This role combines backend development , production troubleshooting , performance optimization , and work on identity-related systems . 💼 Responsibilities: Design, develop, and maintain backend services built with C# and .NET Investigate and resolve complex production issues and customer-reported problems Optimize application performance, database queries, and system reliability Collaborate with Product, Support, and Engineering teams on technical solutions Improve architecture, code quality, and engineering standards Participate in technical discussions and contribute to future platform development ✅ Requirements: 5+ years of commercial experience with C# and .NET Strong knowledge of ASP.NET Core and modern .NET applications Experience with asynchronous programming and dependency injection Hands-on experience with Entity Framework Core Good understanding of SQL Server, query optimization, and database performance Experience with OAuth2, OpenID Connect, JWT Experience supporting and troubleshooting production systems Fluent English communication skills 🌟Nice to have: Experience with IdentityServer / Duende IdentityServer Understanding of Active Directory, Azure AD or Microsoft Graph Hands-on experience with Quartz.NET or similar scheduling frameworks Familiarity with SignalR, Playwright, Azure DevOps and CI/CD pipelines 🎁 We offer: Work on a mature enterprise product used globally Influence technical decisions and platform evolution Private healthcare Life insurance Multisport Opportunity to work with modern .NET technologies and large-scale systems

🏢 Summary: Senior C#/.NET Full Stack Engineer role focused on maintaining and evolving a large, business-critical enterprise/SaaS system with complex domain logic. The position involves backend and frontend development, mobile applications with Cordova, API design, and architectural contributions for scalable, high-load systems. The engineer will work extensively with legacy code, performance optimization, and complex technical problem-solving. 🗂️ Requirements: 8+ years commercial experience with C# and .NET, Strong experience with Angular or AngularJS, Extensive knowledge of JavaScript and TypeScript, Hands-on experience with Cordova for iOS and Android, Experience in API development using .NET, Experience with relational databases and SQL, Experience with Git version control, Experience working on large enterprise or SaaS systems, Strong debugging and complex problem-solving skills, Ability to work with large and legacy codebases, Experience with scalable and high-load architectures, Understanding of software architecture and design patterns 📃 Skills: C#, .NET, Angular, AngularJS, JavaScript, TypeScript, Cordova, iOS, Android, SQL, SQLServer, Git, REST, APIs 🏢 Description: We are looking for a strong C#/.NET engineer to join a project focused on large enterprise and SaaS systems. This role is suited for an experienced engineer who is comfortable working with complex business logic, large codebases, and mature systems, and who takes ownership of technical decisions rather than just implementing tasks. About the Project: The project is a long-running, business-critical system with a complex domain and significant technical depth. You will work on maintaining and evolving an existing platform, including improving scalability, performance, and reliability. A substantial part of the work involves understanding legacy code, debugging complex issues, and contributing to the system as a key technical member of the team. Responsibilities: Design, develop, and maintain backend solutions using C#/.NET; Build and maintain cross-platform mobile applications using the Cordova framework (iOS and Android); Develop and maintain front-end features using Angular and TypeScript; Design and implement APIs using the .NET framework; Work with complex business logic in large enterprise or SaaS environments; Analyze, understand, and improve existing and legacy codebases; Solve complex technical and production issues; Collaborate closely with other engineers and stakeholders; Contribute to architectural decisions for scalable and high-load systems. Qualifications: 8+ years of solid commercial experience with full stack .NET/C# development combined with Angular or AngularJS; Extensive experience with Angular, JavaScript, and TypeScript for front-end development; Hands-on experience with the Cordova framework for building mobile applications (iOS and Android); native mobile development experience is not required; Expertise in API development using the .NET framework; Strong understanding of software architecture principles and experience applying design patterns to real-world projects; Hands-on experience with relational databases (e.g. SQL Server) and SQL for data querying and optimization; Experience with version control systems (e.g. Git) and familiarity with agile methodologies; Experience working on large enterprise systems and/or SaaS platforms; Experience playing a key role in projects (e.g. key developer, leading engineer, technical owner); Strong experience solving complex technical problems and very good debugging skills; Ability to work effectively with large and unfamiliar codebases; Experience with scalable architectures and high-load systems; An engineering mindset with the ability to deeply understand systems and make mature technical decisions. Recruitment Process: Initial interview with our recruitment team; Technical interview with the client; Final decision and offer. Inuits Sp. z o.o. is registered in the National Register of Employment Agencies (KRAZ) under number 35420.

🏢 Summary: Senior C# / .NET Engineer role focused on maintaining and evolving a large, business-critical enterprise/SaaS system with complex domain logic. The position involves working with legacy codebases, solving complex technical issues, and contributing to architectural decisions for scalable, high-load systems. The engineer will also support frontend integration using Angular technologies when needed. 🗂️ Requirements: Strong commercial experience with C#, .NET development experience, Knowledge of Angular or AngularJS, Knowledge of TypeScript, Experience with large enterprise or SaaS systems, Experience working with legacy codebases, Experience solving complex technical problems, Strong debugging skills, Experience with scalable and high-load architectures, Ability to work with large and unfamiliar codebases 📃 Skills: C#, .NET, Angular, AngularJS, TypeScript, SQL, REST, OOP 🏢 Description: We are looking for a strong C# / .NET engineer to join a project focused on large enterprise and SaaS systems. This role is suited for an experienced engineer who is comfortable working with complex business logic, large codebases, and mature systems, and who takes ownership of technical decisions rather than just implementing tasks. About the Project: The project is a long-running, business-critical system with a complex domain and significant technical depth. You will work on maintaining and evolving an existing platform, including improving scalability, performance, and reliability. A substantial part of the work involves understanding legacy code, debugging complex issues, and contributing to the system as a key technical member of the team. Responsibilities: Design, develop, and maintain backend solutions using C# / .NET; Work with complex business logic in large enterprise or SaaS environments; Analyze, understand, and improve existing and legacy codebases; Solve complex technical and production issues; Collaborate closely with other engineers and stakeholders; Contribute to architectural decisions for scalable and high-load systems; Support frontend integration using Angular / AngularJS and TypeScript where needed. Qualifications: Strong commercial experience with C# / .NET; Knowledge of Angular or AngularJS and TypeScript; Experience working on large enterprise systems and/or SaaS platforms; Experience playing a key role in projects (e.g. key developer, leading engineer, technical owner); Strong experience solving complex technical problems; Experience working with legacy code; Very good debugging skills; Ability to work effectively with large and unfamiliar codebases; Experience with scalable architectures and high-load systems; An engineering mindset with the ability to deeply understand systems and make mature technical decisions. Recruitment Process: Initial interview with our recruitment team; Technical interview with the client; Final decision and offer. Inuits Sp. z o.o. is registered in the National Register of Employment Agencies (KRAZ) under number 35420.

🏢 Summary: Senior Full Stack .NET Developer role focused on building and enhancing a next-generation Workforce Management platform in a hybrid Krakow-based setup. The position involves designing and developing a greenfield application, ensuring high code quality, scalability, and seamless deployment within a global financial environment. You will contribute to end-to-end full-stack development using modern .NET technologies and frontend frameworks. 🗂️ Requirements: Minimum 8 years of full-stack software development experience, Proficiency in C#, Experience with .NET 6 or later, Strong experience with Microsoft SQL Server, Experience with MVC and Web API, Frontend development experience with HTML, CSS, JavaScript, Experience with React or Angular, Strong knowledge of object-oriented programming, Understanding of design patterns and scalable architecture, Experience with automated testing, Experience with CI/CD pipelines, Experience with Git version control 📃 Skills: CSharp, DotNet, SQLServer, MVC, WebAPI, HTML, CSS, JavaScript, React, Angular, OOP, CICD, Git 🏢 Description: Unleash pioneering innovation — drive the future of workforce management with cutting-edge solutions! Krakow-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior Full Stack .NET Developer , you will be working for our client, a global leader in the financial industry, supporting the transition and enhancement of the Workforce Management platform. Your expertise will help shape the development of ComPass, the next-generation application designed to elevate operational efficiency and deliver seamless user experiences. Join an environment that values innovation, collaboration, and professional growth. Your main responsibilities: Translate application requirements and use cases into functional features, ensuring alignment with business needs. Design, build, and maintain efficient, reusable, and reliable code for the greenfield application. Maintain excellent code quality and performance standards across all project deliverables. Identify, troubleshoot, and resolve bottlenecks and bugs proactively. Support the testing, deployment, and productionisation of new features and solutions. Collaborate with cross-functional teams to ensure high-quality technical standards. Contribute to the ongoing development of scalable and maintainable .NET solutions. You're ideal for this role if you have: Minimum of 8 years of experience in full-stack software development. Proficiency in C# with strong knowledge of its ecosystem. Experience with .NET 6 or later versions. Solid expertise with Microsoft SQL Server. Familiarity with MVC and Web API. Frontend development skills including HTML, CSS, JavaScript, and modern frameworks/libraries like React or Angular. Strong understanding of object-oriented programming, design patterns, and scalable architecture. Experience with automated testing, CI/CD pipelines, and version control tools such as Git. Full professional proficiency in English. It is a strong plus if you have: Certifications in Microsoft technologies or software architecture. Experience with cloud platforms such as Azure or AWS. Language required for the role: Fluent English (full professional proficiency). Eligibility to work in Europe: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Software Engineer role focused on designing and delivering high-quality .NET C# solutions within a microservices and event-driven architecture. The position involves hands-on development, technical leadership, code reviews, incident response, and driving architectural decisions in an Agile environment. The engineer will work with modern technologies to build scalable systems and mentor other team members. 🗂️ Requirements: Bachelor’s degree in Computer Science or related field, 5+ years of experience as a Software Engineer with .NET C#, Strong experience with microservice architectures, Experience with event-driven architectures and messaging systems, Hands-on experience with PostgreSQL and other databases, Experience working with CI/CD pipelines, Ability to solve complex technical problems independently, Experience working in Agile environments, Technical leadership and mentoring experience, Fluency in English 📃 Skills: .NET, C#, Kafka, PostgreSQL, Elasticsearch, Redis, Angular, Pulsar, RabbitMQ, CI/CD, Microservices, Agile 🏢 Description: Main tasks and responsibilities Being comfortable with experimentation and willing to approach a problem in multiple ways via rapid prototyping. Writing clean, maintainable code using .NET C#, along with other modern tools such as Kafka, PostgreSQL, and Elasticsearch. Regularly delivering high-quality, working software as part of the team. Building a deep, expert understanding of the team’s codebase. Providing highly insightful, comprehensive code reviews with an eye towards bigger-picture concepts. Ensuring documentation exists for all critical systems and writing technical guides used widely by other Engineers. Monitoring dashboards/alerts, and responding to incidents with the appropriate level of urgency. Driving technical decision making, expertly identifying trade-offs and risks, and considering organization-wide technical alignment. Effectively diagnosing the root cause of complex bugs and providing a fix along with automated regression tests. Leading specifications and refinement of technical improvements. Mentoring, coaching, and empowering other engineers by sharing knowledge through demos and presentations. Key requirements Education Level: Bachelor’s (or equivalent) degree in Computer Science or a related field. Experience: At least 5+ years of experience as a Software Engineer, working with .NET C#. Required Technical Skills: Understanding of how to apply microservice architectures successfully, with knowledge of multiple patterns and techniques, and the tradeoffs of each. Experience with Front-End technologies like Angular is a plus. Experience with event-driven architectures and event streaming/messaging tools like Kafka (preferred), Pulsar, RabbitMQ, etc. Experience using databases - PostgreSQL, Redis, Elasticsearch, etc., understanding which database is best deployed, depending on the use case. Accustomed to working in environments with CI/CD pipelines used for deploying applications. Proven ability to identify opportunities for best practice improvements within the team and share knowledge in order to address them. Ability to tackle highly complex technical problems independently. Track record of quickly learning about complex architectures and codebases. Experience in working in an Agile environment. Technical leadership experience, including mentoring other Engineers. Other Required Skills: Fluency in English; Portuguese is a plus. Excellent communication skills, able to communicate clearly and effectively, adjusting style depending on the audience.

🏢 Summary: The offer is for a .NET Developer responsible for building and enhancing scalable backend systems and REST APIs for global travel platforms. The role involves contributing to architecture, optimizing performance, and collaborating in an agile environment to deliver reliable, high-quality software. It includes hybrid work, international projects, and professional development opportunities. 🗂️ Requirements: Minimum 3 years of commercial experience with .NET development, Strong knowledge of ASP.NET MVC, Experience developing REST APIs, Experience working in agile software development teams, Good knowledge of MS SQL, Good knowledge of Elasticsearch, Experience with CI/CD tools (Git, TeamCity or similar), Experience writing unit and integration tests, Ability to write clean, maintainable, and well-tested code, Very good English communication skills 📃 Skills: .NET, ASP.NET, MVC, REST, MS SQL, Elasticsearch, Git, TeamCity, CI/CD, UnitTesting, IntegrationTesting, Umbraco, Angular, AWS 🏢 Description: We are looking for a .NET Developer to join our team and help build scalable, high-quality solutions that power our global travel platforms. In this role, you will work on the development and enhancement of backend systems, contribute to architectural decisions, and collaborate with cross-functional teams to deliver reliable and efficient software used by customers worldwide. Your responsibilities Design, develop, and maintain applications using .NET technologies Translate business requirements into scalable and maintainable technical solutions Develop and enhance REST APIs and backend services Maintain, troubleshoot, and improve existing applications Refactor and optimize code to improve performance, scalability, and maintainability Write clean, well-structured, and testable code following best practices Participate in code reviews and contribute to improving development standards Identify and resolve performance bottlenecks and system issues Contribute to application architecture, technical design, and system documentation Collaborate closely with developers, QA engineers, Product Owners, and other stakeholders in an agile environment Our requirements At least 3 years of commercial experience with .NET development Strong knowledge of ASP.NET MVC and REST APIs Experience working within agile software development teams Good knowledge of MS SQL and Elasticsearch Experience with CI/CD tools and practices (Git, TeamCity or similar) Experience writing unit and integration tests Ability to write clean, maintainable, and well-tested code Very good English communication skills Nice to have Experience with Umbraco CMS Experience with Angular Knowledge of AWS services and cloud-based solutions How we work Clean Code principles Design patterns and software engineering best practices Code reviews and knowledge sharing Static code analysis Continuous Integration and Continuous Deployment (CI/CD) Agile and collaborative development environment What we offer Hybrid work model (1–2 days per week in our Katowice office) Opportunity to work on international, large-scale projects Attractive remuneration paid in EUR Flexible working hours Individual development budget Partially or fully funded training and certifications English lessons Mentoring and support from experienced technical leaders Participation in conferences in Poland and abroad A culture focused on learning, collaboration, and knowledge sharing Space to innovate and bring your own ideas to life Support for IT community initiatives

🏢 Summary: Senior .NET + Angular Developer role focused on building and modernizing cloud-native financial systems using containerized microservices. The position involves designing scalable backend services, dynamic frontends, and leading Kubernetes-based deployments within a DevOps-driven environment. You will contribute to migrating legacy systems to a modern, resilient architecture with strong emphasis on clean code and automation. 🗂️ Requirements: 5+ years of experience in software engineering, Strong mastery of .NET (C#), Strong experience with Angular (v12+), Practical experience with Kubernetes, Experience building and running containerized applications, Proficiency in SQL Server or relational databases, Experience with database schema design and performance tuning, Knowledge of CI/CD practices, Understanding of TDD and SOLID principles, Fluent professional English 📃 Skills: .NET, C#, Angular, Kubernetes, SQL, SQLServer, CI/CD, TDD, SOLID, Azure, AWS, EKS, AKS, Kafka, Helm, Terraform, Microservices, Docker 🏢 Description: The Opportunity We are representing an established international financial institution currently undergoing a massive shift toward cloud-native architecture. While many firms talk about "digital transformation," this team is actively dismantling legacy monoliths and rebuilding them as high-performance, containerized microservices. We are looking for a Senior .NET + Angular Developer who doesn't just "use" Kubernetes but understands how to build and scale applications within a modern orchestration ecosystem. This is a role for an engineer who values clean code, architectural integrity, and the power of automated, scalable infrastructure. Your Impact Architect & Build: Design and develop robust backend services using .NET 8/Core and dynamic, responsive frontends in Angular. Cloud-Native Excellence: Take a lead role in deploying and managing services within Kubernetes , ensuring our applications are resilient, observable, and scalable. Database Engineering: Design efficient schemas and optimize complex queries within SQL environments to handle high-frequency financial data. Modernize the Stack: Actively participate in the migration of services to a containerized environment, advocating for best practices in CI/CD and DevOps. Collaborate: Work within a cross-functional team of high-caliber engineers, participating in deep-dive code reviews and architectural workshops. Your Technical Profile The Core: Extensive experience (5+ years) in software engineering with a strong mastery of .NET (C#) and Angular (v12+). The K8s Edge: Proven experience working with Kubernetes . You should be comfortable with pods, services, deployments, and understanding how your code behaves in a containerized environment. Data Mastery: Strong proficiency in SQL Server or similar relational databases, including performance tuning and schema design. Quality First: A mindset focused on TDD, Clean Code, and SOLID principles. Communication: Fluent professional English (written and spoken) is essential for collaboration with our global teams. Preferred (Nice-to-Have) Experience with Azure or AWS (EKS/AKS). Knowledge of Kafka or other message brokers for event-driven architecture. Familiarity with Helm charts or Terraform (IaC). What’s in it for You? Hybrid Flexibility: Work from the comfort of your home anywhere in Poland, with only two scheduled visits per month to our modern hub in Łódź for team integration and high-level strategy sessions. Premium Tech Stack: No "maintenance only" projects. You will work on greenfield features and modern cloud migrations. Stability & Growth: The security of an established enterprise with the agile mindset of a tech-forward team. Streamlined Recruitment: A transparent, technical process that respects your time.