Fullstack Developer (m/f/n)

🏢 Summary: Full-stack role focused on leading frontend and mobile development with Angular and Flutter while supporting backend services in C#/.NET and SQL Server. The position involves building scalable applications, integrating REST APIs, and contributing across the full Agile lifecycle through CI/CD deployment. Hybrid work in Kraków with B2B contract. 🗂️ Requirements: 3+ years professional experience, Strong proficiency in Angular, Strong proficiency in Flutter, Strong proficiency in TypeScript, Strong proficiency in HTML, Strong proficiency in CSS, Experience with C#, Experience with .NET, Experience with SQL Server, Experience designing and integrating REST APIs, Experience with Git, Experience working in Agile methodology, Ability to perform unit testing and debugging, Knowledge of performance, scalability and secure coding practices 📃 Skills: Angular, Flutter, TypeScript, HTML, CSS, C#, .NET, SQLServer, REST, Git, Agile, CI/CD, Testing, Debugging 🏢 Description: Join a dynamic development team in Kraków to build high-quality, scalable applications. This role is unique in its breadth: you will lead frontend and mobile efforts using Angular and Flutter , while simultaneously supporting backend services powered by C#/.NET and SQL . You will be part of a product-focused team where your work directly impacts real customers daily, moving projects from initial requirements through Agile sprints to final deployment. Details Location: Kraków (Hybrid) Rate: 90-105 PLN/h net + VAT (B2B). Employment Type: Full-time. Seniority: 3+ years of professional experience. Start Date: ASAP. Responsibilities Cross-Platform Development: Building and maintaining applications using Angular (web) and Flutter (mobile). Backend Support: Developing and supporting services with C#/.NET and SQL Server . API Integration: Designing and implementing RESTful APIs and ensuring seamless frontend-to-backend connectivity. Quality Assurance: Performing unit testing, debugging, and participating in rigorous code reviews. Agile Collaboration: Contributing to the full lifecycle of Agile sprints, from planning to CI/CD deployment. Requirements Frontend/Mobile: Strong proficiency in Angular, Flutter, TypeScript , and modern CSS/HTML. Backend: Experience with C#/.NET and SQL Server (knowledge of NoSQL is a plus). Workflow: Familiarity with Git and Agile methodologies. Security: Awareness of performance, scalability, and secure coding practices. Nice to Have Mobile Extras: Experience with Ionic or Cordova . Cloud & DevOps: Familiarity with Azure/AWS , Azure Functions, and CI/CD pipelines. Identity: Knowledge of OAuth, JWT, or IdentityServer .

🏢 Summary: Remote Full Stack .NET Developer role focused on building and maintaining enterprise-grade applications using Angular 20+ and ASP.NET Core (.NET 9+) within a Microsoft and Azure ecosystem. The position involves designing scalable solutions, integrating authentication and external systems, and deploying cloud-native applications using Docker, Kubernetes, and CI/CD pipelines. Long-term B2B project for EU citizens residing in Poland. 🗂️ Requirements: Strong commercial experience as Full Stack .NET Developer, Hands-on experience with Angular 20+, Very good knowledge of ASP.NET Core and modern .NET, Experience designing and developing RESTful APIs, Experience with Microsoft Azure services, Strong knowledge of Microsoft SQL Server, Experience with Entity Framework Core, Experience with Docker and containerized environments, Understanding of Kubernetes, Experience building and maintaining CI/CD pipelines, Strong SQL skills, Knowledge of authentication and authorization mechanisms including Azure AD, Experience in Agile environments, Very good English skills, EU citizenship, Residence in Poland 📃 Skills: Angular, ASP.NET, NET, C#, REST, Azure, MSAL, AzureAD, SQL, SQLServer, EntityFramework, Docker, Kubernetes, CI/CD, Vitest, xUnit, Moq, AzureDevOps 🏢 Description: In Cyclad, we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are currently looking for an experienced Full Stack .NET Developer to join a remote international team delivering enterprise-grade applications using modern Microsoft and Angular technologies. In this role, you will be responsible for designing, developing, and maintaining scalable applications while collaborating closely with cross-functional teams in an agile environment. Project information: Type of project: It services Office Location: Poland Work mode: Remote from Poland Budget: 120-140 PLN net/ h- B2B Project length: Long term Only candidates with citizenship in the European Union and residence in Poland Start date: ASAP (depending on candidate’s availability) Project scope: Design and develop enterprise applications using Angular 20+ on the front end and ASP.NET Core (.NET 9+) on the back end Implement standalone components and signals-based architecture to build responsive and maintainable user interfaces Integrate Azure MSAL authentication, RESTful APIs, and external systems Build and optimize data access layers using Entity Framework Core and manage relational data in Microsoft SQL Server Ensure application security through authentication, authorization, and data protection mechanisms based on Azure Active Directory Deploy and manage application environments using Docker, Kubernetes, and CI/CD pipelines Develop and maintain comprehensive unit and integration tests for both front-end and back-end components using Vitest, xUnit, and Moq Collaborate with cross-functional teams to maintain shared libraries and continuously improve product functionality based on user feedback Troubleshoot, debug, and optimize applications to ensure scalability, reliability, and high performance Participate actively in code reviews by reviewing and approving Pull Requests from team members Document project progress, architectural decisions, and implementation outcomes using Azure DevOps Boards and Wiki Contribute to continuous improvement initiatives and promote development best practices across the team Competence demands: Strong commercial experience as a Full Stack .NET Developer Proven hands-on experience with Angular and .NET technologies Very good knowledge of ASP.NET Core and modern .NET development practices Experience designing and developing RESTful APIs Practical experience with Microsoft Azure services and cloud-native applications Strong knowledge of Microsoft SQL Server and relational database design Experience with Entity Framework Core Experience working with Docker and containerized environments Good understanding of Kubernetes and container orchestration Experience building and maintaining CI/CD pipelines Strong SQL skills and experience optimizing database queries Understanding of authentication and authorization mechanisms, including Azure AD integrations Experience working in Agile development environments Strong communication and collaboration skills Proactive approach, ownership mindset, and ability to independently lead feature implementations High attention to detail and commitment to code quality Very good English skills, both written and spoken We offer: Remote working model from Poland Full-time job agreement based on b2b Private medical care with dental care (covering 70% of costs) Multisport card (also for an accompanying person ) Life insurance Recruitment process: Introductory call Technical interview Final decision

🏢 Summary: Remote Fullstack Developer role focused on building and maintaining a modern cloud-based platform for the insurance and financial services sector. The position involves developing backend services in .NET and frontend components in Angular, deployed on Microsoft Azure. It is a long-term project within an international agile team. 🗂️ Requirements: Strong experience in fullstack development with .NET and Angular, Hands-on experience with .NET 8, .NET Core, ASP.NET Core, C# 10, Experience with Entity Framework, Proficiency in Angular and TypeScript, Experience with SQL databases, Experience with Microsoft Azure services: Service Bus, Azure SQL, App Service, Azure DevOps, Experience with cloud-based solution design and development, Experience with unit testing and code reviews, Proficiency with Visual Studio or JetBrains IDEs, Experience working in Agile environments 📃 Skills: .NET, .NET8, .NETCore, ASPNETCore, C#, EntityFramework, Angular, TypeScript, SQL, Azure, ServiceBus, AzureSQL, AppService, AzureDevOps, VisualStudio, JetBrains, UnitTesting, Agile 🏢 Description: In Cyclad we work with top international IT companies in order to boost their potential in delivering outstanding, cutting-edge technologies that shape the world of the future. We are seeking an experienced Fullstack Developer (.NET + Angular) to join a remote development team. This role focuses on developing a modern technology platform that supports core business processes in the insurance and financial services sector. If you are an experienced fullstack developer who thrives in a collaborative environment, takes ownership, and proactively proposes solutions, this role is for you. Project information: Type of project: IT services Office location: Poland Work mode: Remote Budget: 100-130 PLN net /h - b2b Project length: Long-term Only candidates with citizenship in the European Union and residence in Poland Start date: ASAP (depending on candidate availability) Project scope: Develop backend services using .NET 8 / .NET Core / ASP.NET Core and C# 10 Implement frontend components using Angular and TypeScript Design and maintain scalable, reliable, and secure cloud-based solutions hosted on Microsoft Azure Work with Azure services including Service Bus, Azure SQL, App Service, and Azure DevOps pipelines Expand and maintain the existing code base, ensuring quality through unit tests and code reviews Collaborate with an international, distributed team following agile practices Ensure consistent implementation and alignment with modern software engineering best practices Requirements: Strong background in fullstack development with .NET and Angular Hands-on experience with .NET 8, .NET Core, ASP.NET Core, C# 10, and Entity Framework Proficiency in Angular, TypeScript, and SQL Experience with Visual Studio / JetBrains IDEs Azure experience: Service Bus, Azure SQL, App Service, Azure DevOps (pipelines and automation) Strong communication skills, proactiveness, attention to detail, and ability to lead feature implementations Agile mindset and experience working in team-based environments Nice to have experience in insurance or financial services projects We offer: Remote working model Full-time job agreement based on b2b and employment contract Private medical care with dental care (covering 70% of costs) Multisport card (also for an accompanying person) Life insurance

🏢 Summary: Mid-level Full-stack Developer role focused on building and maintaining web and mobile applications using React and .NET technologies. The position involves developing scalable backend services, microservices, and SEO-friendly frontends integrated with CMS, within a multinational Agile environment. The role combines frontend, backend, cloud, and DevOps responsibilities with regular team collaboration. 🗂️ Requirements: 2–4 years experience as FullStack Developer, .NET 8/10 proficiency, C# proficiency, Strong React knowledge, JavaScript proficiency, TypeScript proficiency, HTML5 knowledge, CSS3 knowledge, Experience with RESTful APIs, Experience with Git, Experience with Microsoft Azure (Functions, Durable Functions, CosmosDB, ServiceBus, Application Insights), Experience with CI/CD pipelines, Experience with Agile methodologies, Communicative English (B2+) 📃 Skills: .NET, C#, React, JavaScript, TypeScript, HTML5, CSS3, REST, Git, Azure, Functions, CosmosDB, ServiceBus, ApplicationInsights, CI/CD, ReactNative, Expo, Sanity, GROQ, Redux, RxJS, Tanstack, Sentry, Firebase, Analytics 🏢 Description: Join Our Team as a Full-stack Developer (React, C#)! We are seeking a talented Mid FullStack Developer proficient in .NET and React to join our team. As part of our company culture, we value collaboration and regular in-person interactions. Our team meets every two months in our Poznań office for informal gatherings to connect, share ideas, and strengthen teamwork in a relaxed setting. You will work in multinational environment and will be responsible for designing and implementing software solutions, utilizing both front-end and back-end technologies. This role requires strong problem-solving skills, excellent communication abilities, and a passion for delivering high-quality code. Ready to take the next step in your career? Apply now and join us! Key Responsibilities: • Design and develop SEO-friendly web application, based on React and TypeScript and integrated with Sanity CMS. • Contributing to a mobile application using React Native, TypeScript and Expo . • Build and maintain microservices to enhance the web experience, including features like roadside assistance, car repair bookings, and membership management. • Develop robust and scalable backend systems using .NET 8/10, Azure ServiceBus, Functions, CosmosDB and more. • Utilize Sentry for error monitoring and Google Analytics/Firebase to track user behaviour and optimize performance. Requirements : Proven experience (2-4 years) as a FullStack Developer Proficiency in .NET (preferably .NET 8/10), C# Strong understanding of front-end technologies, including React, JavaScript, TypeScript, HTML5, and CSS3 Practical knowledge of clean-code principles and patterns, drive to write clean, testable and maintainable code Experience with RESTful APIs and Web Services Knowledge of version control systems, such as Git Excellent problem-solving and analytical skills Familiarity with Microsoft Azure platform (Functions and Durable Functions, CosmosDb, ServiceBus, Application Insights) Experience with DevOps approach and CI/CD pipelines Strong communication and interpersonal skills, communicative English (B2+) Experience with Agile development methodologies Nice to have: Experience in working with Sanity CMS and GROQ query language (or any other headless CMS) Familiarity with Figma or similar tools At least basic knowledge about Server Side Rendering and libraries like: Redux, RxJS, Tanstack Experience in working with mobile apps and practical knowledge of React Native, Expo, Expo Application Services Knowledge of microservices architecture and software integration patterns We offer: Conference/workshop budget of approximately 10000 PLN!- the budget renews every year and can be used for conferences, workshops, training programs, certifications, studies, or other development initiatives. "Fabresikowe": one-time 1000 PLN bonus to create your work space more comfortable and more tailored to your needs! Relaxing office massages In-house trainings Team events Frequent company events Free breakfast every day Free beverages, fresh fruit, snacks Chill out room English and Norwegian classes

🏢 Summary: Software Engineer role focused on building scalable, high-quality applications with primary emphasis on frontend development in Angular and Flutter, while supporting backend services in C#/.NET and SQL. The position involves developing RESTful APIs, integrating frontend and backend components, and ensuring security, performance, and scalability in an Agile environment. 🗂️ Requirements: 2+ years commercial software development experience, Strong knowledge of Angular and Flutter, Strong knowledge of HTML, CSS, TypeScript, JavaScript, Experience with C# and .NET, Experience with SQL Server, Experience designing and integrating REST APIs, Familiarity with Git, Experience working in Agile environment 📃 Skills: Angular, Flutter, HTML, CSS, TypeScript, JavaScript, C#, .NET, SQL, SQLServer, NoSQL, Git, Agile, REST, APIs 🏢 Description: Our Client is a fast-growing technology group headquartered in London, focused on building industry-specific payment solutions for small and medium-sized businesses. Client develops tailored software solutions across multiple sectors, including retail, services, healthcare, sports, public sector, and non-profit . The company operates across several locations in the UK and has a technology hub in Kraków , offering an international, product-driven working environment. Your role We are looking for a Software Engineer to join a dynamic development team and contribute to building high-quality, scalable applications with real business impact. The role focuses primarily on frontend development using Angular and Flutter , while also supporting backend services built with C#/.NET and SQL . You will work closely with cross-functional teams to deliver secure, performant, and user-friendly solutions, with opportunities to grow across multiple technologies. Your responsibilities Develop, maintain, and enhance applications using Angular and Flutter Support backend development with C#/.NET and SQL Design and implement RESTful APIs and integrate them with frontend applications Ensure application security, performance, and scalability Perform unit testing, debugging, and participate in code reviews Work in Agile sprints (planning, development, testing, deployment) Collaborate closely with Product teams to translate business requirements into technical solutions Stay up to date with emerging technologies and propose improvements Our requirements 2+ years of commercial software development experience Strong knowledge of Angular, Flutter, HTML, CSS, TypeScript, and JavaScript Experience with C#/.NET and SQL Server (NoSQL is a plus) Familiarity with Git and Agile methodologies Strong problem-solving skills and attention to detail Very good communication in English and teamwork skills Proactive attitude and willingness to learn Nice to have Interest in cross-platform development What we offer Long-term project Chill zone with a football table Integration events Collaborative, product-focused team Opportunity to grow within a fast-evolving tech company Participation in meaningful products used daily by real customers 📌 Please note: we will contact selected candidates only . TQLO Sp. z o.o. Registered employment agency (KRAZ): 33580

🏢 Summary: Fullstack Developer (.NET + Angular) role focused on building and maintaining high-quality web applications for foreign clients in an Agile environment. The position involves developing, reviewing, and maintaining scalable solutions using Angular on the frontend and .NET on the backend, as well as working with databases and existing systems. You will collaborate on technical analysis, implement new features, and ensure code quality and documentation. 🗂️ Requirements: Minimum 2 years of experience with Angular, Minimum 2 years of experience with TypeScript, Experience with RxJS, Experience with CSS, Experience with NgRx or other state management libraries, Experience with C#, Experience with .NET or .NET Core, Experience with SQL and relational databases, Experience with MS SQL, Knowledge of design patterns, Understanding of software development principles 📃 Skills: Angular, TypeScript, RxJS, CSS, NgRx, C#, .NET, .NETCore, SQL, MSSQL, DesignPatterns 🏢 Description: 🚀 As a Fullstack Developer (.Net + Angular) you will work as an integral part of our Development Team implementing projects for foreign clients and developing C&F products. The team works in Agile approach and communicates with the client directly. 👉 You will be responsible for: Developing high quality, testable code, Cooperating with Analysts and Designers in the field of customer requirements analysis and specifications of the functional and technical solutions offered, Analyzing and managing existing IT solutions, Reviewing the code of other team members, Keeping technical documentation / installation instructions / manuals. 👉 What you will need: 2+ years experience in work with: Angular, TypeScript, RxJs, CSS, Understanding and usage of state management libraries such as NgRx Knowledge of C# .Net/.NET Core Frameworks, Experience with databases and SQL queries (preferably MS SQL), Very good command of Polish and English and experience in work with foreign clients, Analytical approach to problem solving, ability to make technical decisions based on own analysis, Knowledge of design patterns and good understanding of software development principles, Willingness to learn new technologies, Independence, commitment and creative approach to problem solving, Good organization of own work. 👉 Nice to have: Practice in work with: Azure DevOps, microservices environment, Kubernetes, Docker, PostgreSQL, Exposure to Agile development methodologies (Scrum), Angular Material, ASP NET WebForms, DevExpress. 👉 What We Offer: You choose your employment type – we’re open to both employment contracts and B2B arrangements. Learning & development opportunities – after your probation period, you’ll have access to a highly flexible and generous English language reimbursement program, along with an individual development budget to use as you see fit. Classic benefits like private medical care, a sports card, and a preferential life insurance plan. Plus, our infamous Fruit Tuesdays and a special summer bonus – ice cream. A hybrid work setup with plenty of flexibility. Delivery teams work mostly remotely. Support teams come to the office at least once a week – as an HR team, we meet every Wednesday. On other days, you decide where you work. A bunch of non-work activities , including Office Day (a fun-filled day when employees from all over Poland gather at the office), POP UP integrations, various competitions from cooking to photography, and the chance to submit charity causes to our CF4GOOD program, which provides support to those in need. A workplace that values people and is built on collaboration, not competition. If you’re tired of toxic work environments, you’ll finally get a chance to breathe. And if you’ve been lucky with great employers so far, we’ll do our best to keep that streak going.

🏢 Summary: Full Stack Developer role focused on end-to-end development of modern web applications using .NET and Angular in production environments, including cloud deployment in Azure. The position involves building scalable back-end services, SPA front-end applications, and REST APIs within a layered architecture. Hybrid work model in Katowice with start planned for June 2026. 🗂️ Requirements: Strong knowledge of C#, Experience with .NET / ASP.NET, Strong knowledge of TypeScript, Practical experience with Angular, Experience with NgRx and RxJS, Experience building SPA applications, Experience integrating REST APIs, Hands-on experience with Entity Framework, Experience with MS SQL Server, Understanding of layered architecture patterns, Experience with Microsoft Azure, Availability to start in June 2026, Availability for hybrid work in Katowice (3 days per week) 📃 Skills: C#, .NET, ASP.NET, TypeScript, Angular, NgRx, RxJS, HTML5, CSS3, REST, EntityFramework, MSSQL, Azure, AzureAppService, AzureFunctions 🏢 Description: Join a  company that builds advanced industrial automation and digital solutions for customers around the world. As a Full Stack Developer (.NET & Angular), you will work on modern business applications in a hybrid model based in Katowice, with a planned start in June 2026. You will be part of a team responsible for end‑to‑end development of web solutions used in production environments. Key responsibilities Build and support back‑end services in C# and .NET / ASP.NET Develop and maintain front‑end applications using Angular, TypeScript, NgRx and RxJS. Design and implement REST APIs and integrate them with front‑end applications. Use Entity Framework and MS SQL Server to handle data access and business logic. Create and maintain Single Page Applications (SPA) with modern UI component libraries (e.g. Angular Material). Deploy and maintain applications in Microsoft Azure, including Azure App Service and Azure Functions. Take care of application performance, scalability and clean layered architecture (controllers, services, data access). Ideal candidate profile Strong knowledge of C# and experience with .NET / ASP.NET (preferably .NET 8). Strong knowledge of TypeScript and practical experience with Angular. Experience with NgRx, RxJS, HTML5 and CSS3. Experience building and maintaining SPA applications integrated with RESTful APIs. Hands‑on experience with Entity Framework and MS SQL Server. Understanding of layered architecture patterns in back‑end applications. Experience working with Microsoft Azure, especially Azure App Service and Azure Functions. Readiness to start in June 2026 Openness to hybrid work in the office in Katowice (3 days per week) Conditions Form of cooperation: B2B contract Salary: 140-150 PLN net/h Start: June 2026 Hybrid work model - 3 days per week in Katowice Benefits: private medical care, life insurance, Multisport card Recruitment steps Phone call with Recruiter (20 - 30 min.) Technical verification call by the client Interview with the client Feedback and decision

🏢 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: Full-Stack Developer role on a long-term, enterprise-scale banking project, delivering web solutions using .NET and React in a regulated environment. The position involves end-to-end development, API integration, and database optimization within a global technology team. Work is fully remote from Poland with collaboration on complex financial systems. 🗂️ Requirements: 3+ years of full-stack development experience, Proficiency in C# and ASP.NET Core, Experience with .NET Web API, Strong knowledge of React including state management and component architecture, Experience with HTML5, CSS3, JavaScript or TypeScript, Experience designing and integrating RESTful APIs, Strong SQL Server skills including queries and stored procedures, Experience with Entity Framework, Knowledge of design patterns and database normalization, Experience with Azure DevOps for source control and CI/CD, Understanding of application security, performance, and scalability best practices, Bachelor's degree in Computer Science or related field 📃 Skills: C#, .NET, ASP.NETCore, WebAPI, React, HTML5, CSS3, JavaScript, TypeScript, REST, SQL, SQLServer, EntityFramework, AzureDevOps 🏢 Description: We are looking for an experienced Full-Stack Developer to join a long-term project for one of the world's leading professional services organizations. You will work within a global technology team delivering solutions for a UK-based banking client in a regulated, enterprise-scale environment. Location: 100% Remote (Poland) with occasional visits to Warsaw office Client: Global professional services firm, banking & financial services sector, UK Requirements 3+ years of experience in full-stack development, with proficiency in most of the following: C#, ASP.NET Core, .NET Web API React — state management, component architecture HTML5, CSS3, JavaScript / TypeScript RESTful API design and integration SQL Server — queries, stored procedures, functions, views Entity Framework Design patterns and database normalization Azure DevOps for source control and CI/CD Application security, performance, and scalability best practices Bachelor's degree in Computer Science or related field Nice to Have Azure Cloud Services and cloud-native architecture SFTP and encryption/secure file transfer protocols Experience with vendor software integration and custom interfaces Responsibilities Design, develop, and maintain web applications using .NET (C#, ASP.NET Core) and React Build responsive user interfaces with HTML, CSS, JavaScript, and React Develop and consume RESTful APIs to connect client-side and server-side components Implement and optimize data storage using SQL Server (stored procedures, functions, views) Perform coding, debugging, testing, and troubleshooting throughout the development lifecycle Maintain and enhance existing systems, fixing complex bugs and escalating risks where needed Capture detailed requirements from stakeholders and translate them into technical specifications Ensure adherence to coding standards, design patterns, and security best practices Collaborate with vendor teams and third-party integrations Monitor emerging technologies and contribute ideas for continuous improvement We Offer 100% remote work from Poland Occasional team meetups in Warsaw Long-term project with a prestigious international client Exposure to enterprise-scale banking solutions B2B Contract Private medical care ( Luxmed ) MultiSport sports card

🏢 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