May 25, 2026

Full Stack Engineer – Backend (Node.js) Oriented

Senior • Remote

150 - 160 PLN/hr

Wroclaw, Poland

We are looking for a Senior Full Stack Engineer – Backend (Node.js) Oriented to join a project focused on building an API layer. You will join a team developing modern, scalable services.

 

Full Stack Engineer – Backend (Node.js) Oriented

Type of cooperation: contracting via Antal

Work mode: remote work

Rate: PLN 150–160/h

 

Responsibilities:

  • Developing and maintaining backend applications using Node.js and TypeScript
  • Co-developing and integrating frontend applications in React
  • Designing and developing RESTful APIs used by web and mobile applications
  • Collaborating on the design of IoT system architecture
  • Maintaining high code quality and writing tests

Key requirements:

  • Very good knowledge of Node.js and TypeScript (must-have)
  • Commercial experience working with React
  • Very good knowledge of JavaScript (ES6+)
  • Experience in designing and working with RESTful APIs
  • Very good command of English (must-have)

Additional requirements:

  • Knowledge of backend frameworks (NestJS, ExpressJS, or similar)
  • Experience with PostgreSQL and MongoDB databases
  • Practical knowledge of Docker
  • Advanced knowledge of Git
  • Experience with Redis and RabbitMQ
  • Knowledge of WebSockets
  • Experience with testing tools (Jest, Mocha, Pactum, or similar)
  • Knowledge of cloud platforms (AWS, GCP, or Azure)
  • Knowledge of Linux systems
 
 

Co zyskasz dzięki aplikacji na ofertę Antal?

Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział.   

Kim jesteśmy? 

Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska.

 

Sprawdź inne aktualne oferty pracy na: https://antal.pl/dla-kandydata  

Zaobserwuj nasz profil na LinkedIn: https://www.linkedin.com/company/antalpoland 

 

 

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Warsaw, Poland

120 - 150 USD

🏢 Summary: Remote B2B Full Stack Developer (Mid/Senior) role focused primarily on frontend development (70–80%) using React, Next.js and TypeScript, with additional backend work in Java/Spring. The position involves building and integrating headless WordPress CMS solutions, developing REST APIs and microservices, and working within a modular, microservices-based architecture. Long-term collaboration in an Agile environment with CI/CD and cloud-based deployments. 🗂️ Requirements: Minimum 4 years commercial frontend experience, Very good knowledge of JavaScript (ES6+) and TypeScript, Very good knowledge of React, Experience with Next.js (SSR/SSG), Experience with Redux or Zustand, Minimum 2 years commercial experience with Java, Experience with Spring framework, Experience with Oracle DB and SQL/PLSQL, Experience building and integrating REST APIs, Experience with Kafka, Experience with Docker, Experience with Git, Experience with Headless WordPress, Ability to create Gutenberg blocks, Knowledge of HTML5, CSS3, SASS/SCSS, Experience with Tailwind, Ability to implement pixel-perfect UI from Figma, Knowledge of RWD and WCAG, Experience with Jest and React Testing Library, Knowledge of CI/CD pipelines, Knowledge of AWS or Azure, Understanding of frontend security (OWASP, XSS, CSRF, CORS) 📃 Skills: JavaScript, TypeScript, React, Next.js, Redux, Zustand, Java, Spring, Oracle, SQL, PLSQL, REST, GraphQL, Kafka, Maven, Docker, Kubernetes, Git, Bitbucket, WordPress, Gutenberg, HTML5, CSS3, SASS, SCSS, Tailwind, Figma, WCAG, Jest, Cypress, Playwright, GitLab, Jenkins, AWS, Azure, OWASP 🏢 Description: Full Stack Developer (MID / SENIOR) B2B | Remote | React + Java Opis stanowiska Poszukujemy doświadczonego Full Stack Developera (Mid/Senior) , którego rola będzie silnie ukierunkowana na frontend (ok. 70–80% czasu pracy). Zakres frontendowy obejmuje: React, Next.js, TypeScript integracje headless CMS (WordPress) Backend stanowi mniejszą część pracy (20–30%), jednak oczekujemy swobodnego poruszania się w ekosystemie Java/Spring – na poziomie umożliwiającym tworzenie prostych endpointów, mikroserwisów lub lambd oraz rozumienie architektury systemu jako całości. Mile widziane doświadczenie w zespołach typu Growth / Product , gdzie liczy się szybkie iterowanie i praca na danych. Wymagania techniczne Frontend (JavaScript / TypeScript) Core & Frameworki Bardzo dobra znajomość JavaScript (ES6+) oraz TypeScript Minimum 4 lata komercyjnego doświadczenia frontendowego React (bardzo dobra znajomość) State management: Redux lub Zustand SSR / SSG: Next.js (lub Gatsby) Backend (Java) Minimum 2 lata komercyjnego doświadczenia Java 8–19 Spring (od wersji 1.5+ ) Bazy danych: Oracle DB (SQL + PL/SQL) Tworzenie i integracja REST API Kafka (message broker) Maven (MVN) Docker Git / Bitbucket CMS & Headless WordPress 6+ Doświadczenie z WordPress jako Headless CMS Tworzenie dedykowanych bloków Gutenberg UI / UX HTML5, CSS3, SASS / SCSS Tailwind CSS Implementacja interfejsów pixel-perfect (Figma) RWD Dostępność cyfrowa / WCAG Architektura & Integracje Architektura modułowa, praca z Monorepo Client–Server, komunikacja asynchroniczna Integracje: REST, GraphQL QA & Wydajność Testy: Jest, React Testing Library, Cypress, Playwright (mile widziane) TDD / BDD Znajomość YETI (atut) Optymalizacja wydajności (DevTools, Lighthouse) Clean Code DevOps / CI/CD / Security Git, Bitbucket CI/CD: GitLab CI lub Jenkins Docker, podstawy Kubernetes Chmura: AWS lub Azure Bezpieczeństwo frontendowe: OWASP XSS, CSRF, CORS, Clickjacking Umiejętności miękkie Doświadczenie w pracy w Scrum / Agile Bardzo dobra komunikacja (ścisła współpraca z Biznesem) Jira, Confluence Code Review i mentoring młodszych programistów Język angielski – poziom techniczny (dokumentacja, praca w zespole międzynarodowym) Warunki współpracy Start: 01.03.2026 Współpraca długoterminowa Co druga środa możliwe wdrożenie nocne (od 22:00) Praca zdalna: 100% możliwa(mile widziane okazjonalne wizyty w biurze) Co zyskasz dzięki aplikacji na ofertę Antal? Gdy Twoja aplikacja zostanie rozpatrzona pozytywnie (zostaniesz zaproszony/a do procesu), otrzymasz wsparcie Konsultanta/Konsultantki, który/a utrzyma z Tobą stały kontakt (mailowo lub telefonicznie), pomoże Ci przygotować się do rozmowy rekrutacyjnej z przyszłym pracodawcą oraz zatroszczy się o jakość procesu rekrutacyjnego, w którym aktualnie bierzesz udział. Kim jesteśmy? Jesteśmy liderem rekrutacji specjalistów i menedżerów oraz doradztwa w obszarze HR. Marka obecna jest w 35 krajach, w Polsce działa od 1996 roku. Przez ten czas zbudowaliśmy wiele karier kandydatów, dzięki elastycznemu i kompleksowemu podejściu do wszystkich rekrutacji. Antal tworzy ponad 130 profesjonalnych konsultantów ds. rekrutacji, którzy są oni nie tylko skutecznymi rekruterami, ale także wykwalifikowanymi doradcami, specjalizującymi się zarówno w zakresie wybranego sektora, jak i stanowiska.

Technology

Antal Sp. z o.o.

Front-End / Fullstack Engineer (JavaScript / TypeScript)

Mid

Hybrid

Krakow, Poland

180 - 230 USD

🏢 Summary: Hybrid Front-End / Fullstack Engineer role focused on building and maintaining modern web applications using Angular and Node.js for large-scale, business-critical projects in the financial services domain. The position involves working in an international team within a disciplined, quality-driven engineering environment. Responsibilities include development, code quality assurance, and contribution to CI/CD processes. 🗂️ Requirements: Strong experience with JavaScript, Strong experience with TypeScript, Hands-on experience with Angular, Experience with Node.js, Experience with NestJS, Very good knowledge of HTML5, Very good knowledge of CSS3, Very good knowledge of SCSS, Familiarity with CI/CD processes, Solid understanding of front-end best practices 📃 Skills: JavaScript, TypeScript, Angular, Node.js, NestJS, HTML5, CSS3, SCSS, CI/CD 🏢 Description: Front-End / Fullstack Engineer (JavaScript / TypeScript) Hybrid work model – 2 days per week from the office in Kraków We are looking for a Front-End / Fullstack Engineer with strong experience in JavaScript and TypeScript , who is comfortable working across both front-end and back-end technologies. The ideal candidate has hands-on experience with Angular and Node.js and enjoys collaborating with a strong, international team of engineers to build applications for a large-scale, business-critical initiative within the financial services domain. While solid technical foundations are essential, we are primarily looking for passionate engineers who are eager to continuously improve, challenge themselves, and work in a highly disciplined, verifiable, and quality-driven engineering environment . Your Responsibilities Design, develop, and maintain modern web applications using Angular and Node.js Collaborate closely with engineers, product owners, and stakeholders in an international environment Apply best practices in front-end development, ensuring high code quality and maintainability Contribute to CI/CD pipelines and development automation Actively participate in code reviews, technical discussions, and continuous improvement initiatives Core Skills & Requirements Strong experience with JavaScript and TypeScript Solid understanding of front-end best practices Hands-on experience with Angular Experience with Node.js and NestJS Very good knowledge of HTML5, CSS3, SCSS Familiarity with CI/CD processes Ability to work in a structured, disciplined engineering environment Strong communication skills and ability to work in an international team Nice to Have Experience with the ELK stack Experience using Ag-Grid Exposure to Google Cloud Platform or Alibaba Cloud Basic knowledge of or interest in Machine Learning What We Value Passion for clean, maintainable, and verifiable code Willingness to learn and continuously improve technical skills Ownership, accountability, and a proactive engineering mindset Team-oriented attitude and openness to feedback Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland

Technology

Antal Sp. z o.o.

Fullstack Engineer .Net React

Senior

Hybrid

Krakow, Poland

170 - 200 USD

🏢 Summary: Opportunity for a Senior Full Stack Engineer to design and develop scalable .NET and React-based applications supporting DevOps analytics products. The role involves leading UI enhancements, contributing to architecture decisions, and building secure backend services within a CI/CD-driven environment. Position requires hybrid work with regular presence in the Kraków office. 🗂️ Requirements: Minimum 7 years experience in .NET development, Strong experience with C# and Web API, Hands-on experience with React, Experience building scalable and secure backend services, Strong SQL Server and advanced T-SQL skills, Experience with CI/CD and DevOps practices, Understanding of SDLC, Knowledge of HTML5 and CSS, Experience in responsive UI development 📃 Skills: .NET, C#, WebAPI, React, SQL, T-SQL, SQLServer, CI/CD, DevOps, HTML5, CSS, SDLC 🏢 Description: Senior Full Stack Engineer (.NET + React) B2B | 6 days per month from Kraków office We have a unique opportunity for you to join  team, which delivers metrics and analytical products that drive DevOps transformation across the bank. We provide key performance measures for engineering teams worldwide, along with critical insights that leadership relies on to shape and execute strategic initiatives. As we continue to evolve, we are looking for a Senior Full Stack Engineer (.NET + React) to join us in the next stage of our journey. 🚀 Responsibilities Participate in software architecture design Lead UI changes and improvements to enhance UX and application stability Implement solutions following best design patterns Analyze requirements to fully understand solutions and recommend improvements Create clear and comprehensive technical documentation Develop prototypes to validate concepts and designs Manage changes across the Service Management lifecycle Actively contribute to automation and continuous improvement of Service Management processes Provide high-quality customer support by resolving issues promptly Communicate effectively with stakeholders to understand needs and deliver solutions 🛠 Requirements Minimum 7 years of professional experience in .NET application development, including frontend (preferably React) Strong expertise in C# and Web API development Proven ability to build scalable, secure, and efficient backend services Hands-on experience with React , building dynamic and high-performance web applications Strong database design skills and experience with SQL Server (advanced T-SQL, optimization, performance tuning) Experience with DevOps practices (CI/CD) Solid understanding of the Software Development Life Cycle (SDLC) Good knowledge of HTML5, CSS , and responsive UI development Excellent problem-solving skills and attention to detail 🌍 What we offer Opportunity to influence DevOps transformation in a global organization Work with large-scale data and analytics solutions Collaboration with international teams Ability to shape architecture and engineering standards Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

Technology

Antal Sp. z o.o.

Fullstack Engineer .Net React

Senior

Hybrid

Krakow, Poland

180 - 230 USD

🏢 Summary: Senior Full Stack Engineer role focused on building and evolving analytics and metrics platforms supporting DevOps transformation. The position involves designing architecture, developing scalable backend services in .NET, and delivering high-performance React-based UIs. The engineer will contribute to CI/CD practices, service management improvements, and technical documentation in a global environment. 🗂️ Requirements: Minimum 7 years of experience in .NET development, Strong expertise in C#, Experience with Web API development, Hands-on experience with React, Ability to build scalable and secure backend services, Strong SQL Server and database design skills, Advanced T-SQL knowledge, Experience with CI/CD practices, Understanding of SDLC, Knowledge of HTML5 and CSS, Experience with responsive UI development 📃 Skills: .NET, C#, WebAPI, React, SQL, SQLServer, T-SQL, CI/CD, HTML5, CSS, SDLC, DevOps 🏢 Description: Senior Full Stack Engineer (.NET + React) B2B | 6 days per month from Kraków office We have a unique opportunity for you to join  team, which delivers metrics and analytical products that drive DevOps transformation across the bank. We provide key performance measures for engineering teams worldwide, along with critical insights that leadership relies on to shape and execute strategic initiatives. As we continue to evolve, we are looking for a Senior Full Stack Engineer (.NET + React) to join us in the next stage of our journey. 🚀 Responsibilities Participate in software architecture design Lead UI changes and improvements to enhance UX and application stability Implement solutions following best design patterns Analyze requirements to fully understand solutions and recommend improvements Create clear and comprehensive technical documentation Develop prototypes to validate concepts and designs Manage changes across the Service Management lifecycle Actively contribute to automation and continuous improvement of Service Management processes Provide high-quality customer support by resolving issues promptly Communicate effectively with stakeholders to understand needs and deliver solutions 🛠 Requirements Minimum 7 years of professional experience in .NET application development, including frontend (preferably React) Strong expertise in C# and Web API development Proven ability to build scalable, secure, and efficient backend services Hands-on experience with React , building dynamic and high-performance web applications Strong database design skills and experience with SQL Server (advanced T-SQL, optimization, performance tuning) Experience with DevOps practices (CI/CD) Solid understanding of the Software Development Life Cycle (SDLC) Good knowledge of HTML5, CSS , and responsive UI development Excellent problem-solving skills and attention to detail 🌍 What we offer Opportunity to influence DevOps transformation in a global organization Work with large-scale data and analytics solutions Collaboration with international teams Ability to shape architecture and engineering standards Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams.

Technology

Antal Sp. z o.o.

FullStack Engineer Java

Mid

Hybrid

Krakow, Poland

30,000 - 33,500 PLN/hr

🏢 Summary: FullStack Software Engineer role in a global payments platform project within the financial sector, focused on developing and modernizing backend and frontend components in a microservices architecture. The position involves migrating legacy systems to modern solutions and delivering scalable, high-performance services in an Agile/DevOps environment. Work includes building APIs, enhancing automation, and improving system reliability and performance. 🗂️ Requirements: Strong experience with Java 11+ (preferably 17+), Hands-on experience with Kubernetes, Experience with Git and version control workflows, Proficiency in Unix/Linux and CLI tools, Solid knowledge of SQL and Oracle databases, Experience building RESTful APIs and microservices, Frontend experience with JavaScript and React, Experience working in Agile/DevOps environment, English proficiency at B2+ level 📃 Skills: Java, React, JavaScript, Kubernetes, Git, Linux, Unix, SQL, Oracle, REST, Microservices, CI/CD 🏢 Description: 📍 Location: Kraków, Poland (hybrid - 2 days per week in the office) 📄 B2B Contract: 180 - 200 PLN / hour We are looking for a FullStack Software Engineer to join an international project delivered for a large organization within the financial services sector. The team is working on a global payments platform that enables fast and secure fund transfers across multiple channels, including supplier payments, salaries, tax processing, and international transactions. This role focuses on developing and modernizing both backend and frontend components of the platform, contributing to the transition from legacy systems to a modern microservices-based architecture. You will work in an Agile, DevOps-driven environment, supporting scalable and high-performance solutions. Key Responsibilities: Develop and maintain backend and frontend applications using Java (11/17/21) and React Build and support APIs and microservices within a distributed architecture Participate in modernization initiatives, including migration from legacy systems (e.g. mainframe, WebSphere) to microservices-based solutions Collaborate with cross-functional teams to design and deliver new features Improve system performance, scalability, and reliability Contribute to automation initiatives, including test automation and CI/CD improvements Increase Straight-Through-Processing (STP) capabilities of services Work in an Agile / DevOps environment with a focus on continuous delivery Requirements: Strong experience with Java (11+), ideally Java 17+ Hands-on experience with Kubernetes Experience with Git and version control workflows Good command of Unix/Linux environments and CLI tools Solid understanding of SQL and databases (Oracle preferred) Experience in building and integrating RESTful APIs and microservices Frontend knowledge (JavaScript / React preferable) Experience working in Agile / DevOps teams Strong analytical and problem-solving skills Good communication skills and English proficiency (B2+) What We Offer: Long-term cooperation on an enterprise-scale international project Opportunity to work on modernizing large-scale payment systems Real impact on system transformation and engineering practices Private medical care (LuxMed) & Multisport card Collaboration with experienced, international engineering teams Why apply for an Antal job offer? When your application is successful, you will be supported by a dedicated Consultant who will stay in regular contact with you (via email or phone), help you prepare for interviews with your future employer, and ensure a smooth and professional recruitment process. About Antal Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, we employ around 150 professionals who deliver a full range of services – from specialist and executive recruitment, employee outsourcing and HR consulting, to employer branding and market research. Our division-based structure combines deep industry expertise with functional specialisation, enabling us to provide tailored solutions for companies in every sector. We act as a trusted partner for both employers and candidates, sharing our knowledge and guiding them through every stage of the talent journey. We connect exceptional people with the right opportunities and help organisations build successful teams. Discover our latest job openings: https://en.antal.pl/candidates Follow us on LinkedIn: https://www.linkedin.com/company/antalpoland