Senior Fullstack Developer

🏢 Summary: Senior Fullstack Developer role for building a greenfield project-management module, with React front-end development and C#/.NET microservices. The position covers end-to-end delivery, including automated testing, CI/CD deployment, and monitoring in Azure Kubernetes environments. It offers 100% remote work for candidates based in or eligible to work in Poland. 🗂️ Requirements: React experience, C# and .NET development experience, Practical microservices architecture knowledge, Docker and Kubernetes deployment experience in Azure, Azure DevOps workflow experience, Automated unit and integration testing practice, Ability to independently own and deliver complex tasks, Fluent English, Residence in Poland or eligibility to work in Poland 📃 Skills: React, C#, .NET, Microservices, Docker, Kubernetes, Azure, AzureDevOps, CI/CD, GitHub, Copilot, Testing 🏢 Description: e are part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we work with full autonomy. We independently choose our technologies, processes, and ways of working while maintaining the highest professional standards. We deliver a wide range of IT projects in Poland and internationally, across multiple domains and technologies. This allows our consultants to develop their competencies and gain experience aligned with their professional ambitions. Our collaboration is built around the CARE philosophy. For us, it means responsible project matching, transparent cooperation, and a long-term approach to professional growth. Join us as Senior Fullstack Developer. Grow in an environment that cares about your development as much as you do. Your responsibilities Design, develop, and maintain fullstack features with a focus on front-end web application development using React coupled with C# and .NET microservices. Build automated intelligent forms, dynamic UI workflows, and CMS -connected data pipelines for a greenfield project management module. Take ownership of the end-to-end development cycle, including writing automated unit and integration tests, deployment, and monitoring. Collaborate with the team utilizing AI-assisted coding tools like GitHub Copilot to maintain code quality and accelerate delivery. Interact directly with Azure DevOps CI/CD pipelines and push code into a cloud-hosted Kubernetes cluster in Azure . Requirements Experience in React , with the ability to take ownership of complex frontend tasks. Knowledge in Tailwind CSS or UI libraries like shadcn/ui is an advantage. Experience in C# and .NET development, including practical knowledge in microservices architecture. Experience with modern cloud deployment environments, specifically Docker and Kubernetes in Azure . Experience working with Azure DevOps workflows, including pull requests, code reviews, and basic CI/CD execution. Habit of writing automated tests for your own code. Independent, self-starter mindset with the ability to drive tasks independently and navigate established architectures. Fluent English language skills. You need to live in Poland and/or be eligible to work here. What we offer • 100% remote work • Work in a Scandinavian culture built on logic and dialogue. • Health and sports benefits tailored to your needs. • Speed Coaching – short sessions that provide new perspectives and solutions. • Sports training, an internal team, and opportunities to take part in competitions. • Team events and development-focused meetups.

🏢 Summary: Senior Fullstack Engineer role focused on building scalable cloud-native applications with a 50/50 split between React/TypeScript frontend development and Node.js microservices backend development. The position includes API and UI development, automated testing, production support, and technical mentoring in a product-driven team. It is a Poland-based hybrid/remote role requiring quarterly in-person collaboration in Poland. 🗂️ Requirements: Poland residency, MSc in Computer Science or similar, 7–10 years of JavaScript/TypeScript experience, React and modern SSR framework expertise, Node.js expertise, Strong automated testing skills, Fluent English 📃 Skills: JavaScript, TypeScript, React, Node.js, Vitest, Playwright, Storybook, AWS, Lambda, S3, CloudFront, IAM, Pulumi, Microservices, SSR, Remix, Next.js 🏢 Description: We’re seeking a Senior Fullstack Engineer with a passion for building scalable, cloud-native applications using modern JavaScript technologies. In this hands-on role, you’ll collaborate with our product development team to design and implement microservices and micro frontend architectures , ensuring high performance, usability, and maintainability. This role offers a 50/50 split between frontend and backend development , making it ideal for someone who thrives in a fast-paced, product-driven environment , takes ownership, and enjoys mentoring teammates. If you’re experienced in and excited about leveraging React, TypeScript, and Node.js to create impactful solutions, we’d love to hear from you! This Poland-based role offers remote flexibility, but we value in-person collaboration. Our team meets in Poland for at least one week each quarter, so we request all applicants to be located in Poland. This is not a globally remote role. Poland residency is required. The contract form is Umowa o Pracę (brutto). What you will be responsible for Collaborate in refinement sessions with product and tech teams to ensure feature clarity and feasibility. Design, implement, and maintain scalable web APIs using Node.js and microservices architecture principles. Develop responsive, high-quality user interfaces with React and TypeScript . Work closely with Product Owners to clarify feature requirements and ensure business context is well-understood. Align feature architecture with Tech Leads to ensure consistency and scalability. Ensure features meet the Definition of Done with robust test coverage (unit, integration, E2E). Support incident response and production issue resolution. Mentor teammates and contribute to knowledge sharing in technical best practices. What makes you a match > Essential Qualifications (Must-Have's): MSc Computer Science or similar 7 - 10 years of professional experience in JavaScript/TypeScript Expertise in React + a modern SSR framework (React Router v7 / Remix / Next.js) (frontend) and Node.js (backend) Strong testing skills ( Vitest, Playwright, and Storybook interaction tests/component-driven ). > Bonus Skills: Familiarity with AWS (Lambda, S3, CloudFront, IAM, Pulumi / infrastructure-as-code). Agile/DDD experience in cross-functional teams. > Collaboration and Interpersonal Skills Clear communication with technical/non-technical stakeholders. Ownership mindset with proactive problem-solving. Languages: Fluent English (required); German, Polish, Ukrainian (all nice-to-have). What you can expect A dynamic, ambitious team where your voice is heard, and your contributions truly matter. You’ll have real ownership over your decisions in a trusted, cross-functional environment within a Swiss product company that puts people first. We offer fair compensation, flexible working hours, a hybrid work setup, and a culture that supports both personal and professional growth, fostering a healthy work-life balance. Employer of Record: For this role, we offer employment through our trusted Employer of Record ( remote.com ), ensuring full legal compliance and a seamless experience for our team members in Poland. ID Verification: To maintain a fair and secure hiring process, candidates might be asked to verify their identity via PEScheck before speaking with our recruiters. This step helps us prevent fraud and focus our resources on genuine applicants. Who we are esurance is a Swiss InsurTech offering a SaaS platform that connects SMEs, insurance providers, brokers, and business application providers. Founded in 2013, we're on a mission to make health insurance for small businesses truly hassle-free. What makes us unique You'll be part of a connected, forward-thinking team built on trust, openness, and mutual respect — working hybrid from Zürich or remotely across Europe. We invest in your growth through agile practices, real ownership, and a transparent Grading System that ensures fair pay and clear career paths. Our core values We are connected. We are ahead. We are clear. We are approachable. Do these resonate with you? → Come join us. Our Recruitment Process & Principles We keep our process transparent and respect your time: Application Review — You hear from us within 5 business days. Always. Recruiter Screen — A relaxed Get2Know call to explore mutual fit. Interview Round — Two Role Knowledge interviews (peer + supervisor), one Culture Match, one Leadership conversation. Batched into two days wherever possible. Hiring Decision — Thoughtful, timely. You'll know within 1–2 weeks. Use of Artificial Intelligence (AI) We use AI to increase productivity and you're welcome to use it to polish your CV or Coverletter. Interviews and assessments should reflect your genuine self, though. Recruiting Agencies: We don't work with unsolicited agency submissions. Thanks for respecting this.

🏢 Summary: Senior Fullstack Developer role for a greenfield project management module, building React front ends with C#/.NET microservices. The position covers end-to-end delivery, automated testing, Azure DevOps CI/CD, and deployments to Kubernetes in Azure, with 100% remote work available. 🗂️ Requirements: React experience, C# and .NET development experience, Microservices architecture knowledge, Docker and Kubernetes experience in Azure, Azure DevOps workflow experience, CI/CD execution experience, Automated unit and integration testing practice, Ability to independently own complex development tasks, Fluent English, Residence in Poland or eligibility to work in Poland 📃 Skills: React, C#, .NET, Microservices, Docker, Kubernetes, Azure, AzureDevOps, CI/CD, GitHubCopilot, Testing 🏢 Description: We are the part of an international organization listed on Nasdaq Stockholm, operating in 11 countries. In Poland, we work with full autonomy. We independently choose our technologies, processes, and ways of working while maintaining the highest professional standards. We deliver a wide range of IT projects in Poland and internationally, across multiple domains and technologies. This allows our consultants to develop their competencies and gain experience aligned with their professional ambitions. Our collaboration is built around the CARE philosophy. For us, it means responsible project matching, transparent cooperation, and a long-term approach to professional growth. Join us as Senior Fullstack Developer. Grow in an environment that cares about your development as much as you do. Your responsibilities Design, develop, and maintain fullstack features with a focus on front-end web application development using React coupled with C# and .NET microservices. Build automated intelligent forms, dynamic UI workflows, and CMS -connected data pipelines for a greenfield project management module. Take ownership of the end-to-end development cycle, including writing automated unit and integration tests, deployment, and monitoring. Collaborate with the team utilizing AI-assisted coding tools like GitHub Copilot to maintain code quality and accelerate delivery. Interact directly with Azure DevOps CI/CD pipelines and push code into a cloud-hosted Kubernetes cluster in Azure . Requirements Experience in React , with the ability to take ownership of complex frontend tasks. Knowledge in Tailwind CSS or UI libraries like shadcn/ui is an advantage. Experience in C# and .NET development, including practical knowledge in microservices architecture. Experience with modern cloud deployment environments, specifically Docker and Kubernetes in Azure . Experience working with Azure DevOps workflows, including pull requests, code reviews, and basic CI/CD execution. Habit of writing automated tests for your own code. Independent, self-starter mindset with the ability to drive tasks independently and navigate established architectures. Fluent English language skills. You need to live in Poland and/or be eligible to work here. What we offer 100% remote work Work in a Scandinavian culture built on logic and dialogue. Health and sports benefits tailored to your needs. Speed Coaching – short sessions that provide new perspectives and solutions. Sports training, an internal team, and opportunities to take part in competitions. Team events and development-focused meetups.

🏢 Summary: Full-time Senior Full Stack Developer role focused on building React and TypeScript interfaces, BFF services, and integrations with APIs, LLMs, and streaming endpoints. The position covers scalable frontend architecture, performance and resilience, and delivery of product features from prototype to production, with office work expected 2–3 days per week. 🗂️ Requirements: Strong hands-on TypeScript experience, Several years of software engineering experience, Strong React and modern frontend tooling experience, Frontend unit and integration testing experience, API design and development with NestJS and Node.js, Understanding of server-side rendering, Server Components, CDN strategies, and caching, Software architecture, clean code, and system design knowledge, Ability to work effectively amid uncertainty, Docker, Git, CI/CD, and Azure experience 📃 Skills: TypeScript, React, NestJS, Node.js, Docker, Git, CI/CD, Azure, Testing, SSR, CDN, Caching 🏢 Description: Role overview Svitla Systems Inc. is looking for a Senior Full Stack Developer for a full-time position (40 hours per week) in Kraków, Poland. Our client is a British wholesale distributor. You will be responsible for building user interfaces with TypeScript and React, developing and maintaining BFF services, integrating APIs and LLM services, designing scalable frontend architecture, optimizing application performance and user experience, implementing error handling and resilience patterns, and collaborating with product and engineering teams to deliver features from prototype to production. Office work is expected 2-3 days per week. Responsibilities Building user interfaces using TypeScript and React. Building and maintaining Backend for Frontend (BFF) services to orchestrate API calls and shape data for user interface needs. Integrating APIs, LLM services, and streaming endpoints to deliver product features. Designing and implementing scalable and maintainable frontend architecture. Ensuring performance, responsiveness, and optimal user experience across the application. Implementing error handling, loading states, and resilience patterns for distributed systems. Collaborating with product and engineering teams to bring concepts from prototype to production. Requirements Strong hands-on experience with TypeScript development. Several years of experience in software engineering, ideally with a strong focus on React and modern frontend development tools. Experience with frontend testing, including unit and integration testing. API design and development experience using NestJS and Node.js. Understanding of server-side rendering, Server Components, CDN strategies, and caching. Solid understanding of software architecture, clean code, and system design. Ability to work effectively in environments with a high degree of uncertainty and take a pragmatic, solution-oriented approach to problem-solving. Experience with Docker, Git, CI/CD, and Azure. Nice to Have Knowledge of GraphQL APIs. Experience with state management libraries (e.g. Zustand, React Query). Familiarity with Python, particularly in the context of working with backend services or AI-powered systems. Experience building data-intensive or real-time user interfaces. Familiarity with designing user experiences for AI-powered features or non-deterministic outputs. We offer US and EU projects based on advanced technologies. Competitive compensation based on skills and experience. Regular performance appraisals to support your growth. Flexibility in the workspace, either remote or in our welcoming office. Comprehensive medical insurance after one month. MultiSport card with access to 2500 sports facilities all over Poland Bonuses for recommendations of new employees. Bonuses for article writing, public talks, and other activities. 15 vacation days, 10 national holidays, 10 sick leaves, and family days off. Personalized learning program tailored to your interests and skill development. Free tech webinars and meetups organized by Svitla. Welcome and anniversary presents, gifts for children, and more. Regular corporate events and meetups. Awesome team, friendly and supportive community!

🏢 Summary: Długoterminowy, w pełni zdalny projekt B2B dla Senior Full Stack Developera rozwijającego wewnętrzny system leasingowy w środowisku międzynarodowym. Rola obejmuje rozwój backendu w Kotlinie i Spring Boot, frontendu w React oraz migrację usług z Node.js do Kotlina. 🗂️ Requirements: Minimum 7 lat komercyjnego doświadczenia jako Software Engineer, Bardzo dobra znajomość Kotlina, Bardzo dobra znajomość Spring Boot, Doświadczenie w React, Praktyczna znajomość PostgreSQL, Praktyczna znajomość MongoDB lub innych baz NoSQL, Doświadczenie z architekturą mikroserwisową, Znajomość procesów CI/CD, Doświadczenie z narzędziami AI wspierającymi development, Język angielski na poziomie C1 📃 Skills: Kotlin, SpringBoot, React, PostgreSQL, MongoDB, NoSQL, Microservices, CI/CD, Claude, Copilot, ChatGPT 🏢 Description: 📍 100% zdalnie | B2B | Długoterminowy projekt Dla naszego klienta poszukujemy Senior Full Stack Developera , który dołączy do zespołu rozwijającego i utrzymującego wewnętrzny system leasingowy wykorzystywany w międzynarodowym środowisku. To projekt nastawiony na długofalowy rozwój produktu. Na co dzień będziesz pracować głównie z Kotlinem po stronie backendu oraz Reactem po stronie frontendu . Część istniejących usług nadal działa w Node.js i jest sukcesywnie migrowana do Kotlina. Twoja rola Będziesz odpowiedzialny za rozwój nowych funkcjonalności oraz utrzymanie istniejącego systemu, współpracując z doświadczonym zespołem programistów. Do Twoich zadań będzie należało: rozwój aplikacji backendowych w Kotlinie i Spring Boot, rozwój interfejsów użytkownika w React, udział w migracji części usług z Node.js do Kotlina, projektowanie i rozwój architektury mikroserwisowej, dbanie o jakość kodu, testy oraz code review, współpraca z zespołem produktowym i udział w decyzjach technicznych, wykorzystywanie narzędzi AI wspierających development. Szukamy osoby, która posiada minimum 7 lat doświadczenia komercyjnego jako Software Engineer, bardzo dobrą znajomość Kotlina oraz Spring Boot, doświadczenie z React, praktyczną znajomość PostgreSQL oraz MongoDB lub innych baz NoSQL, doświadczenie z architekturą mikroserwisową, znajomość procesów CI/CD, doświadczenie w pracy z narzędziami AI wspierającymi development (np. Claude Code, GitHub Copilot, ChatGPT), język angielski na poziomie C1 umożliwiający swobodną pracę w międzynarodowym środowisku. Mile widziane Docker, Kubernetes, AWS, Amazon SQS, doświadczenie w środowisku SaaS, znajomość Node.js. Oferujemy długoterminową współpracę w modelu B2B, pracę 100% zdalną, nowoczesny stack technologiczny, możliwość pracy przy rozwoju produktu wykorzystywanego w międzynarodowym środowisku, realny wpływ na rozwój systemu i decyzje techniczne, współpracę z doświadczonym zespołem specjalistów. Technologie Backend Kotlin • Spring Boot • Java • Node.js Frontend React • TypeScript Bazy danych PostgreSQL • MongoDB Cloud & DevOps AWS • Docker • Kubernetes • CI/CD • Amazon SQS AI Claude Code • GitHub Copilot • ChatGPT

🏢 Summary: Oferta dla Senior Fullstack Developera do pracy nad rozwiązaniami dla zagranicznego klienta, z wykorzystaniem React, Node.js i AWS. Rola obejmuje tworzenie, testowanie i optymalizację oprogramowania oraz dbanie o jakość i bezpieczeństwo kodu w ścisłej współpracy z zespołem klienta. 🗂️ Requirements: Minimum 5 lat doświadczenia w JavaScript/TypeScript, Bardzo dobra znajomość React, Bardzo dobra znajomość Node.js, Doświadczenie z AWS, Umiejętność pisania testów jednostkowych, Znajomość SOLID, DRY i TDD, Język angielski na poziomie minimum B2 📃 Skills: JavaScript, TypeScript, React, Node.js, Nest.js, AWS, HTML, CSS, TDD, SOLID, DRY 🏢 Description: Do jednego z projektów dla naszego klienta z rynku zagranicznego szukamy osoby na stanowisko Senior Fullstack Developera ze znajomością Node.js oraz React. Szukamy Ciebie, jeśli: posiadasz min. 5 lat doświadczenia w programowaniu w JavaScript/TypeScript, bardzo dobrze znasz biblioteki React oraz Node.js masz doświadczenie z Amazon Web Services (AWS) umiesz pisać testy jednostkowe, znasz dobre praktyki np.: SOLID, DRY, TDD, posługujesz się językiem angielskim na poziomie min. średniozaawansowanym (min. B2) , jesteś osobą otwartą, komunikatywną i samodzielną w realizacji zadań, masz proaktywną postawę i nie boisz się wyzwań w projekcie. Na tym stanowisku będziesz: współpracować z zespołem klienta, uczestniczyć w tworzeniu rozwiązań, omawianiu problemów programistycznych, tworzyć oprogramowanie, testować i opiniować rozwiązania dla klienta, pracować z takimi technologiami jak: React, Node.js, Nest.js Javascript, Typescript, AWS, HTML/CSS/JS pracować nad usprawnieniem i optymalizacją procesów i dostarczanych rozwiązań, dbać o jakość i bezpieczeństwo kodu.