Node.js Developer (f/m/x)

🏢 Summary: The offer is for an experienced Node.js Engineer to design, build, and scale backend services for a modern data-driven platform. The role involves developing REST/GraphQL APIs, contributing to system architecture, and owning the full development lifecycle in an Agile environment. The position requires close collaboration with cross-functional teams and active participation in technical decision-making. 🗂️ Requirements: 5+ years of experience with JavaScript and Node.js, Strong proficiency in TypeScript, Experience designing and building REST or GraphQL APIs, Knowledge of relational and NoSQL databases, Experience with AWS services, Understanding of software architecture and scalable systems, Experience with Express or Next.js frameworks, Knowledge of web fundamentals and security best practices, Fluent English (B2+), Availability overlapping with US Eastern Time core hours 📃 Skills: JavaScript, Node.js, TypeScript, REST, GraphQL, MySQL, MongoDB, Redis, AWS, EC2, Lambda, SQS, Express, Next.js, CORS, OWASP, Scrum 🏢 Description: We are looking for an experienced Node.js Engineer to join a team building and scaling a modern data-driven platform. ✅ Your responsibilities: Design, build, and maintain backend services using Node.js Develop scalable APIs (REST / GraphQL) Contribute to system architecture, performance, and scalability improvements Own the full development lifecycle: implementation, testing, deployment, and maintenance Collaborate closely with product, frontend, and DevOps teams in an Agile (Scrum) environment Participate in technical decision-making and drive best practices 🧠 Our requirements: 5+ years of experience with JavaScript / Node.js Strong proficiency in TypeScript Hands-on experience designing and building RESTful and/or GraphQL APIs Solid understanding of databases (relational and NoSQL, e.g., MySQL, MongoDB, Redis) Experience with AWS (e.g., EC2, Lambda, SQS) Good understanding of software architecture and scalable systems Experience with frameworks such as Express or Next.js Knowledge of web fundamentals (e.g., CORS) and security best practices (OWASP) Ability to work independently and support team-level technical decisions Fluent English (B2+) Availability overlapping with US Eastern Time core hours 🌟 What we offer: Remote work Flexible cooperation model (B2B / employment contract) Opportunity to work on a scalable, data-focused platform Collaboration with a highly skilled engineering team Real impact on technical decisions and system architecture

🏢 Summary: Remote Senior Backend Node.js Developer role focused on building and scaling an event-driven microservices trading platform. The position involves end-to-end development, collaborating across product, QA, and DevOps to deliver high-performance, scalable trading solutions. B2B contract with overlap required with NYC working hours. 🗂️ Requirements: Bachelor’s Degree in Computer Science or related field, 3-5 years professional web application development experience, Expert-level Node.js knowledge, Expert-level TypeScript knowledge, Experience with distributed systems, Experience with Apache Kafka, Redis, Kubernetes, MongoDB, Experience with automated unit testing and TDD, Strong understanding of performance optimization and computational complexity, Knowledge of algorithms and design patterns, Fluent English (written and spoken) 📃 Skills: Node.js, TypeScript, Kafka, Redis, Kubernetes, MongoDB, Microservices, TDD, Algorithms, DesignPatterns, Web, DistributedSystems 🏢 Description: We are looking for a performance-driven backend Senior Node.js Developer who can help us bring our client's trading solutions to the next level of functionality, scalability, and user experience. They are actively developing a new event-driven microservices architecture to form a foundational platform for delivering new trading applications. You will be responsible for delivering software end-to-end , from liaising with product managers and designers, to coordinating across international development teams on engineering and architecture to working with QA and DevOps teams - all ultimately to deliver a quality, innovative product to the traders and investors who depend on the platform every day. Requirements: Fluent English language [both written and spoken] Education: at least Bachelor's Degree, preferably in Computer Science 3-5 years' professional web application development experience Expert-level Node.js and TypeScript knowledge, and curiosity to learn more Broad knowledge of web platform and technologies Superior analytical and problem-solving ability Effective communication skills to work with different teams across an international company Experience with modern distributed systems and infrastructure technologies, including Apache Kafka, Redis, Kubernetes, and MongoDB Automated unit testing and test-driven development Robust understanding of performance issues, computational complexity, and code optimization. Familiarity and implementation of industry-standard algorithms and design patterns Proactive and team player who can deliver in a high-pressure demanding environment Nest.js – nice to have Offer details: 100% remote job preferrably at least 4-5 hours overlap with NYC working hours B2B contract rate up to 50 USD/h net Don't hesitate and apply now!

🏢 Summary: B2B Node.js Developer role (Mid/Senior) focused on building and maintaining web applications and digital tools for social and civic tech projects. The position involves developing APIs, integrating systems, managing databases, and automating reporting and operational processes. Hybrid work from Warsaw office with rate depending on experience level. 🗂️ Requirements: Commercial experience with Node.js, Strong knowledge of JavaScript or TypeScript, Experience with REST API and system integrations, Experience with SQL or NoSQL databases 📃 Skills: Node.js, JavaScript, TypeScript, REST, SQL, NoSQL, APIs 🏢 Description: Obecnie poszukujemy Node.js Developera do wsparcia projektów społecznych i civic tech poprzez rozwój nowoczesnych narzędzi cyfrowych wspierających działania mieszkańców oraz zespołów projektowych. Stawka MID: 110 - 130 zł netto + VAT za godzinę na B2B Stawka SENIOR: 130 - 160 zł netto + VAT za godzinę na B2B Praca hybrydowa z biura w Warszawie, ilość dni do doprecyzowania z managerem zespołu Zakres obowiązków tworzenie i rozwój aplikacji webowych w środowisku Node.js, projektowanie oraz integracja API, rozwój i utrzymanie baz danych, budowanie formularzy oraz narzędzi online, integracja systemów i narzędzi cyfrowych, automatyzacja procesów raportowych i operacyjnych, wsparcie techniczne zespołów projektowych, przygotowywanie dokumentacji technicznej, udział w konsultacjach technologicznych dla projektów społecznych, współpraca z zespołami projektowymi, analitycznymi i UX. Wymagania doświadczenie komercyjne w programowaniu z wykorzystaniem Node.js, dobra znajomość JavaScript/TypeScript, znajomość REST API oraz integracji systemowych, doświadczenie w pracy z bazami danych (SQL lub NoSQL), znajomość technologii webowych (mile widziany React), umiejętność samodzielnego rozwiązywania problemów, dobra organizacja pracy i komunikacja zespołowa. Mile widziane doświadczenie w projektach civic tech / gov tech, doświadczenie przy projektach społecznych lub publicznych, znajomość narzędzi no-code / low-code, znajomość standardów dostępności WCAG, doświadczenie z automatyzacją procesów, znajomość języka angielskiego.

🏢 Summary: Senior Backend Node.js Developer role focused on building and scaling an event-driven microservices trading platform. The position involves end-to-end development within a distributed architecture, ensuring high performance, scalability, and code quality. Fully remote B2B contract with overlap with NYC hours. 🗂️ Requirements: 4+ years web application development experience, Expert knowledge of Node.js, Expert knowledge of TypeScript, Experience with distributed systems architecture, Experience with Apache Kafka, Experience with Redis, Experience with Kubernetes, Experience with MongoDB, Experience with automated unit testing and TDD, Strong understanding of performance optimization and computational complexity, Knowledge of algorithms and design patterns, Broad knowledge of web technologies 📃 Skills: Node.js, TypeScript, Kafka, Redis, Kubernetes, MongoDB, Microservices, TDD, Algorithms, DesignPatterns, Web 🏢 Description: We are looking for a performance-driven backend Senior Node.js Developer who can help us bring our client's trading solutions to the next level of functionality, scalability, and user experience. They are actively developing a new event-driven microservices architecture to form a foundational platform for delivering new trading applications. You will be responsible for delivering software end-to-end , from liaising with product managers and designers, to coordinating across international development teams on engineering and architecture to working with QA and DevOps teams - all ultimately to deliver a quality, innovative product to the traders and investors who depend on the platform every day. Requirements: Fluent English language [both written and spoken] Education: at least Bachelor's Degree, preferably in Computer Science 4+ years' professional web application development experience Expert-level Node.js and TypeScript knowledge, and curiosity to learn more Broad knowledge of web platform and technologies Superior analytical and problem-solving ability Effective communication skills to work with different teams across an international company Experience with modern distributed systems and infrastructure technologies, including Apache Kafka, Redis, Kubernetes, and MongoDB Automated unit testing and test-driven development Robust understanding of performance issues, computational complexity, and code optimization. Familiarity and implementation of industry-standard algorithms and design patterns Proactive and team player who can deliver in a high-pressure demanding environment Nest.js – nice to have Offer details: 100% remote job preferrably at least 4-5 hours overlap with NYC working hours B2B contract rate up to 55 USD/h net

🏢 Summary: Senior Node.js Engineer role focused on building and scaling a secure, high-performance FinTech platform used by businesses across Europe. The position involves designing distributed systems, developing backend and frontend components, and working within a distributed agile team using modern cloud and microservices architecture. The offer emphasizes technical leadership, code quality, and collaboration on complex financial solutions. 🗂️ Requirements: 5+ years Back-End development experience, 3+ years TypeScript experience, 4+ years Node.js experience, Experience designing distributed systems, Experience building secure and scalable systems, Strong AWS experience, Frontend development experience, Understanding of microservices architecture, Experience designing and maintaining APIs, Experience with REST and/or GraphQL APIs, Knowledge of DevOps practices, Knowledge of testing best practices, Upper-Intermediate English level 📃 Skills: Node.js, TypeScript, React, AWS, Microservices, REST, GraphQL, JavaScript, ES6, DevOps, API, Testing 🏢 Description: Are you ready to take on a key role in developing cutting-edge financial solutions? We are looking for a Senior Node.js Engineer to join our distributed agile team and work on a highly secure, scalable FinTech platform used by businesses across Europe. We at Sigma Software value innovation, technical excellence, and collaboration. This position offers the opportunity to work with modern technologies such as Node.js, TypeScript, React, AWS, and microservices architecture. You’ll have the chance to work on impactful projects, enjoy flexible working arrangements, and grow your expertise alongside talented professionals. CUSTOMER Our Customer is one of Europe’s fastest-growing FinTech companies, providing a comprehensive payment platform that integrates financial services into its products. Their solutions include account management, virtual cards, bank transfers, and other advanced features. The company is known for its innovative approach to simplifying financial operations for businesses, ensuring security, scalability, and user-centric design. PROJECT The project focuses on building and enhancing a secure, scalable, and user-friendly financial services platform used by businesses across Europe. The team is distributed and agile, with a strong emphasis on engineering best practices and code quality. Key Technologies: Node.js, TypeScript, React, AWS, Microservices, REST, GraphQL. RESPONSIBILITIES Design, develop, and implement large-scale software solutions using Node.js and React Ensure high quality and maintainability of code across all stages of development Collaborate closely with cross-functional teams to gain full context for complex tasks Adhere to engineering best practices, company policies, and client guidelines Provide mentorship, technical guidance, and coaching to less-experienced engineers Advocate for clean code principles, design patterns, and architectural best practices Design and maintain distributed and secure systems, ensuring scalability and performance Build and integrate APIs into the platform Work with AWS services and DevOps practices to ensure reliability and efficiency REQUIREMENTS Over 5 years of experience in Back-End software development At least 3 years of experience with TypeScript Over 4 years of experience working with Node.js Strong experience in designing distributed and secure systems Strong experience working with AWS Good Front-End development skills Good understanding of microservices architectures Experience in designing, building, and maintaining APIs Experience in building and consuming REST and/or GraphQL APIs Familiarity with DevOps practices Good knowledge of testing best practices At least an Upper-Intermediate level of English WILL BE A PLUS Experience with modern JavaScript and ES6 libraries PERSONAL PROFILE Proactive problem-solver with a strong sense of ownership Effective communicator and team collaborator Adaptable to changing priorities and requirements

🏢 Summary: Senior Node.js Engineer role focused on designing and developing a secure, scalable FinTech platform for European businesses. The position involves working in a distributed agile team using modern technologies to build and enhance financial services solutions. The offer emphasizes high-quality engineering practices, microservices architecture, and cloud-based infrastructure. 🗂️ Requirements: 5+ years Back-End development experience, 4+ years Node.js experience, 3+ years TypeScript experience, Experience designing distributed systems, Experience designing secure systems, Strong AWS experience, Front-End development skills, Understanding of microservices architecture, Experience designing and maintaining APIs, Experience with REST or GraphQL APIs, Familiarity with DevOps practices, Knowledge of testing best practices, Upper-Intermediate English level 📃 Skills: Node.js, TypeScript, React, AWS, Microservices, REST, GraphQL, JavaScript, ES6, DevOps, API, Testing 🏢 Description: Are you ready to take on a key role in developing cutting-edge financial solutions? We are looking for a Senior Node.js Engineer to join our distributed agile team and work on a highly secure, scalable FinTech platform used by businesses across Europe. We at Sigma Software value innovation, technical excellence, and collaboration. This position offers the opportunity to work with modern technologies such as Node.js, TypeScript, React, AWS, and microservices architecture. You’ll have the chance to work on impactful projects, enjoy flexible working arrangements, and grow your expertise alongside talented professionals. CUSTOMER Our Customer is one of Europe’s fastest-growing FinTech companies, providing a comprehensive payment platform that integrates financial services into its products. Their solutions include account management, virtual cards, bank transfers, and other advanced features. The company is known for its innovative approach to simplifying financial operations for businesses, ensuring security, scalability, and user-centric design. PROJECT The project focuses on building and enhancing a secure, scalable, and user-friendly financial services platform used by businesses across Europe. The team is distributed and agile, with a strong emphasis on engineering best practices and code quality. Key Technologies: Node.js, TypeScript, React, AWS, Microservices, REST, GraphQL. RESPONSIBILITIES Design, develop, and implement large-scale software solutions using Node.js and React Ensure high quality and maintainability of code across all stages of development Collaborate closely with cross-functional teams to gain full context for complex tasks Adhere to engineering best practices, company policies, and client guidelines Provide mentorship, technical guidance, and coaching to less-experienced engineers Advocate for clean code principles, design patterns, and architectural best practices Design and maintain distributed and secure systems, ensuring scalability and performance Build and integrate APIs into the platform Work with AWS services and DevOps practices to ensure reliability and efficiency REQUIREMENTS Over 5 years of experience in Back-End software development At least 3 years of experience with TypeScript Over 4 years of experience working with Node.js Strong experience in designing distributed and secure systems Strong experience working with AWS Good Front-End development skills Good understanding of microservices architectures Experience in designing, building, and maintaining APIs Experience in building and consuming REST and/or GraphQL APIs Familiarity with DevOps practices Good knowledge of testing best practices At least an Upper-Intermediate level of English WILL BE A PLUS Experience with modern JavaScript and ES6 libraries PERSONAL PROFILE Proactive problem-solver with a strong sense of ownership Effective communicator and team collaborator Adaptable to changing priorities and requirements

🏢 Summary: B2B contract role for a Mid/Senior Node.js Developer focused on building and maintaining backend systems such as SaaS platforms, cloud-native applications, microservices, and event-driven architectures. The position involves architectural decision-making, backend development, and close collaboration with QA and DevOps in international projects. Candidates will work with modern cloud environments and have real impact on system design and product development. 🗂️ Requirements: 4+ years of backend development experience, Strong knowledge of Node.js, Experience with TypeScript or JavaScript, Experience with SQL databases, Experience with NoSQL databases, Understanding of microservices architecture, Understanding of serverless architecture, Understanding of event-driven systems, Hands-on experience with GCP, AWS, or Azure, Ability to write clean and maintainable code, Experience with unit and integration testing, English level minimum B2 📃 Skills: Node.js, TypeScript, JavaScript, SQL, NoSQL, GCP, AWS, Azure, REST, Docker, Microservices, Serverless, Testing 🏢 Description: We are a software house delivering long-term projects for international clients , and we are looking for Mid / Senior Node.js Developers to join our team on a B2B contract . You will work on various backend-focused projects , such as SaaS platforms, cloud-native systems, microservices, and event-driven architectures. We match projects to your experience and technical preferences, and you will have a real impact on architecture and product development. Responsibilities design, develop, and maintain backend services using Node.js (TypeScript / JavaScript) implement new features and improve existing functionalities participate in technical and architectural decision-making refactor and optimize key components of the system ensure code quality through clean code practices and testing collaborate closely with developers, QA, and DevOps engineers Requirements 4+ years of experience in backend development strong knowledge of Node.js (TypeScript / JavaScript) experience with SQL and NoSQL databases good understanding of cloud-based architectures (microservices, serverless, event-driven systems) hands-on experience with at least one cloud provider ( GCP, AWS, or Azure ) ability to write clean, well-structured, and maintainable code proactive mindset and willingness to grow technically good communication skills and English level min. B2B Example Tech Stack (depends on the project) Node.js / TypeScript Cloud platforms: GCP, Azure or AWS REST APIs & asynchronous communication SQL & NoSQL databases Docker Unit and integration testing

🏢 Summary: Senior Node.js Developer role focused on building and scaling the backend API layer of an IoT platform for monitoring and optimizing energy usage in buildings. The position involves developing distributed backend systems using TypeScript, Node.js, and Kubernetes, and integrating with IoT devices and analytics modules. The role requires delivering high‑performance, scalable solutions in a cloud-based environment. 🗂️ Requirements: Minimum 5 years of commercial backend development experience, Strong knowledge of Node.js, Strong knowledge of TypeScript, Understanding of distributed systems, Experience with scalable backend design, Experience with containerized or cloud environments, Experience with Kubernetes, Ability to work in Agile environment, Fluency in English, Residing in Poland 📃 Skills: Node.js, TypeScript, Kubernetes, IoT, APIs, Backend, Cloud, DistributedSystems, Agile 🏢 Description: We are looking for a Senior Node.js Developer to join a project for a leading global energy‑tech company. You will help build an intelligent platform used to monitor and optimize energy usage in buildings. The work combines backend development, IoT integration, and modern cloud technologies. Your tasks Develop backend applications that provide the API layer of the IoT platform using TypeScript and Node.js Build and maintain backend services supporting mobile and web solutions Use Node.js, TypeScript, and Kubernetes to deliver reliable and scalable systems Integrate backend features with IoT devices, analytics modules, and other platform components Ensure high performance, clean architecture, and smooth cooperation with other teams Requirements Minimum 5 years of commercial experience in backend development Strong knowledge of Node.js and TypeScript Understanding of distributed systems and scalable backend design Experience with containerized or cloud‑based environments (e.g., Kubernetes) Ability to work in an Agile environment and deliver high‑quality code Fluency in English Residing in Poland required

🏢 Summary: Backend-focused Node.js Developer role for building scalable IoT management systems, e-commerce platforms, and AI-based modules. The position involves full software development lifecycle participation with strong emphasis on AWS-based cloud architecture and API development. Opportunity to optionally expand into React/Next.js within an Agile international team. 🗂️ Requirements: 3-5 years commercial backend development experience, Strong proficiency in Node.js, Strong proficiency in TypeScript, Experience with Express, Practical experience with AWS services (EC2, Lambda, S3, SQS, SNS), Experience designing and developing APIs, Experience with MongoDB, Proficiency with Git, Knowledge of DevOps practices, Experience with CI/CD pipelines, English proficiency for daily communication 📃 Skills: Node.js, TypeScript, Express, AWS, S3, Lambda, EC2, SNS, SQS, MongoDB, Git, CICD, React, Next.js, Agile, Scrum 🏢 Description: Dla naszego klienta poszukujemy kandydatów na stanowisko: Node.js Developer with AWS Projekt: 🚀 Rozwój innowacyjnych systemów z obszaru IoT do zarządzania urządzeniami elektronicznymi w przestrzeniach komercyjnych, a także tworzenie platform e-commerce i zaawansowanych modułów bazujących na sztucznej inteligencji ( m.in . rozpoznawanie obrazu) oraz narzędzi automatyzujących procesy QA. Stack technologiczny: 💻 Backend (Główny focus): Node.js, TypeScript, Express, ekosystem AWS (S3, Lambda, EC2, SNS, SQS), MongoDB Frontend (Mile widziane / Do nauki): React.js, Next.js Narzędzia: Git, CI/CD Zespół: 👥 Międzynarodowe grono specjalistów (ok. 8-9 osób), budowane dla stabilnej firmy technologicznej z korzeniami w Niemczech. Współpraca opiera się na płaskiej strukturze i dużej otwartości, a w codziennej pracy wspierać Cię będą doświadczeni liderzy techniczni oraz eksperci front-end (od których będziesz mógł/mogła się uczyć, jeśli zechcesz rozwijać się w tym kierunku!). Metodyka pracy: 🔄 Agile / SCRUM Model współpracy: 🏢 Praca hybrydowa z biura w Warszawie (2 dni z biura, 3 dni pracy zdalnej) Stawka: 💰 do 15000 zł brutto miesięcznie (UoP) Zakres obowiązków: 🛠️ Aktywne uczestnictwo w pełnym cyklu powstawania oprogramowania, ze szczególnym uwzględnieniem warstwy backendowej – od fazy koncepcyjnej, przez architekturę, aż po wdrożenie i testowanie. Tworzenie, rozwój i utrzymanie skalowalnych rozwiązań serwerowych oraz API przy ścisłej współpracy z resztą międzynarodowego zespołu. Dla chętnych: Możliwość zaangażowania się w zadania frontendowe i płynna nauka technologii takich jak React czy Next.js w praktyce. Analiza wymagań, estymacja zadań oraz proponowanie nowych narzędzi lub bibliotek. Dbanie o najwyższą wydajność, niezawodność i jakość tworzonego kodu. Rozwiązywanie złożonych problemów inżynieryjnych. Przekładanie technicznych zawiłości na język zrozumiały dla nietechnicznych współpracowników. Oczekujemy: 🎯 Około 3-5 lat komercyjnego doświadczenia w tworzeniu oprogramowania ze szczególnym naciskiem na środowisko backendowe . Biegłości w pracy z technologiami: Node.js, TypeScript oraz Express . Praktycznego doświadczenia w korzystaniu z usług chmurowych AWS (w tym m.in . EC2, Lambda, SQS, S3). Umiejętności projektowania API oraz dobrej znajomości baz danych ( MongoDB ). Biegłości w korzystaniu z systemów kontroli wersji (Git) oraz znajomości praktyk DevOps i procesów CI/CD. Dobrej znajomości języka angielskiego (niezbędna do codziennej komunikacji w zespole). Samodzielności, umiejętności świetnej pracy zespołowej i dbałości o detale. 🌟 Mile widziane: Podstawowa znajomość technologii frontendowych (React.js, Next.js) LUB otwartość i chęć ich nauki w trakcie trwania projektu. Oferujemy: ✨ Przestrzeń do nauki Frontendu: Jeśli chcesz poszerzyć swoje kompetencje o React.js / Next.js, nasi eksperci z przyjemnością wdrożą Cię w te technologie. Zatrudnienie w oparciu o Umowę o Pracę. Prywatną opiekę medyczną (z opcją rozszerzenia pakietu dla bliskich). Dofinansowanie do zajęć sportowych oraz możliwość skorzystania z ubezpieczenia na życie. Kartę lunchową (zasilaną co miesiąc) po zakończeniu okresu próbnego. Elastyczne godziny rozpoczynania pracy (pomiędzy 8:00 a 10:00) i duże zrozumienie dla prywatnych spraw w ciągu dnia. Środowisko stawiające na "learning by doing" z szerokim dostępem do materiałów edukacyjnych i platform szkoleniowych (np. Udemy). Proces rekrutacyjny: 🤝 Rozmowa wprowadzająca: weryfikacja dopasowania do projektu oraz swobody komunikacji w języku angielskim. Wyzwanie techniczne (take-home assignment): praktyczne zadanie programistyczne (skupione głównie na Twoich umiejętnościach backendowych) do wykonania w dogodnym czasie (masz na to 7 dni). O nas Next Technology Professionals to wyspecjalizowana agencja rekrutacyjna i firma outsourcingowa o silnym profilu technologicznym. Od ponad 10 lat wspieramy firmy w budowie zespołów IT, AI, Cybersecurity, SAP oraz w rekrutacjach dla finansów, inżynierii i marketingu. Zrealizowaliśmy ponad 1000 skutecznych procesów rekrutacyjnych dla korporacji, scale-upów i dynamicznie rosnących startupów. Przesyłając swoje CV do Next Technology Professionals, trafiasz do starannie wyselekcjonowanej bazy kandydatów realizujących projekty dla wiodących globalnych organizacji. Pracujemy wyłącznie w oparciu o aktualne, konkretne potrzeby klientów. Jeśli Twój profil będzie odpowiadał jednemu z prowadzonych procesów, skontaktujemy się niezwłocznie.

🏢 Summary: Fully remote Senior Node.js Backend Engineer role focused on building and scaling cloud-native microservices in a serverless AWS environment. The position involves designing high-performance REST APIs, provisioning infrastructure with Terraform, and optimizing distributed systems for scalability and resilience. You will contribute to CI/CD pipelines and ensure robust, production-grade backend services. 🗂️ Requirements: 4+ years of professional experience in Node.js server-side development, 2+ years of experience in system and data integration, transformation, and validation, Strong experience designing and deploying REST APIs, Hands-on experience with Terraform for AWS infrastructure provisioning, Practical experience with AWS services: Lambda, SQS, CloudWatch, S3, Deep understanding of distributed systems, scalability, and failure handling, Experience with CI/CD pipelines and GitHub Actions, Proficiency with shell scripting and Linux command-line tools 📃 Skills: Node.js, AWS, Lambda, SQS, CloudWatch, S3, Terraform, REST, CICD, GitHubActions, Shell, Linux, DistributedSystems, DynamoDB, DocumentDB, Streaming 🏢 Description: Ignite innovation at the forefront of cloud-native backend development — shape scalable microservices for dynamic digital ecosystems. Fully-remote opportunity! As a Senior Node.js Backend Engineer , you will be working for our client, a leading technology-driven organization dedicated to building resilient distributed systems that power tomorrow's digital experiences. You will contribute to designing and implementing high-performance microservices on AWS, enhancing system robustness, scalability, and flexibility. Join us and be part of pioneering solutions that redefine industry standards and accelerate your career growth. Your main responsibilities: Develop and maintain REST-like APIs and backend services using Node.js in a serverless AWS environment Design, implement, and optimize infrastructure-as-code configurations with Terraform for AWS services such as Lambda, SQS, CloudWatch, and S3 Integrate complex data streams, transform, validate, and analyze data within distributed systems Collaborate with cross-functional teams to ensure system robustness, scalability, and failure resilience Contribute to CI/CD pipelines utilizing GitHub Actions, and enforce best practices in version control Troubleshoot and resolve operational issues within AWS infrastructure and backend services Maintain comprehensive documentation and ensure high-quality code standards You're ideal for this role if you have: At least 4 years of professional experience in Node.js server-side development 2+ years of experience in system/data integration, transformation, and validation Deep understanding of distributed systems, including scalability, elasticity, replication, and failure handling Strong experience designing and deploying REST-like APIs Hands-on experience with Terraform for AWS infrastructure provisioning Practical knowledge of serverless AWS services: Lambda, SQS, CloudWatch, S3 Solid grasp of GitHub tool suite, CICD pipelines, and shell scripting Good command of Linux command line tools Excellent communication skills in English Problem-solving mentality with a focus on business impact It is a strong plus if you have: Experience with DynamoDB, DocumentDB, and Streaming services Language Required for the role: Fluent English Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. We offer you At ITDS , you will work on innovative and impactful technology projects for international companies across multiple industries in Europe and beyond. We create an environment for ambitious, driven professionals who want to grow, deliver value, and build their careers in modern IT and digital transformation. Our offer includes: Stable and long-term cooperation with attractive conditions Opportunities to develop your technical expertise across various industries and technologies The chance to work on high-impact, strategic IT and digital transformation projects A clear career path and the opportunity to grow quickly by contributing to diverse client initiatives over time International environment , knowledge sharing, social events, and training opportunities Access to an attractive medical package Access to the Multisport program Access to learning platforms such as Pluralsight Flexible working hours and remote work options #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. # 8942