Senior Node.js Developer

Join Our Team!At Xebia, we cultivate expertise and innovation. For nearly two decades, we've been delivering cutting-edge digital solutions to clients across various industries around the globe, partnering with renowned brands like UPS, McLaren, Aviva, Deloitte, and many more.Our passion lies in Cloud technologies. We proudly partner with the leading Cloud providers, including Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP), and were the first AWS Premier Consulting Partner in Poland.Previously known as PGS Software, we became part of the Xebia Group in 2021, a network of companies committed to transforming the technology landscape.Xebia epitomizes innovation, a talented workforce, and technical excellence, offering us the chance to work on groundbreaking global projects.Our mission is succinct: to be recognized as the authority in our domain.What sets us apart? It's our attention to detail, commitment to knowledge, and belief in people’s potential, fostering the growth of every team member. To truly appreciate our culture and values, we invite you to visit us!Now that we've shared our story, we look forward to learning about you.Send us your resume and start the journey with #Xebia!Your Role:Design, develop, and maintain scalable backend services and APIs using Node.js and TypeScript, ensuring optimal performance and reliability.Architect and implement RESTful and/or GraphQL APIs along with microservices-based solutions to address complex business needs.Collaborate with cross-functional teams to define technical solutions, enhance system architecture, and uphold engineering best practices.Optimize database schemas and queries, ensuring data integrity, security, and performance across both relational and non-relational databases.Support DevOps and cloud initiatives by engaging with CI/CD pipelines, containerization, monitoring, and cloud infrastructure, ensuring seamless deployments and system observability.

Join our dynamic team at HOS247 LLC as a Senior Full-Stack Developer in a fully remote capacity. We are on the lookout for talented developers who are eager to enhance and innovate our existing suite of products. In this role, you will work closely with our Chief Technology Officer, collaborating on developing and refining solutions that drive our business forward.The ideal candidate will possess a robust background in full-stack development, with a minimum of three years of hands-on experience in Angular 2+ and Node.js.

Jobgether is hiring a Senior Node.js Backend Developer in Poland for a partner company. This role joins an experienced engineering team focused on building secure, scalable backend systems that power digital financial services worldwide. Key Responsibilities Design and develop backend solutions with Node.js for global financial products Build and maintain mission-critical services and APIs supporting real-time transactions Architect infrastructure for distributed systems to ensure reliability Optimize backend performance while maintaining strong security standards Collaborate with engineers across different regions Contribute to advancing next-generation financial technology Requirements Proven experience in backend architecture and distributed systems Advanced skills in Node.js development Ability to tackle complex technical challenges Interest in scaling secure, real-time applications Self-motivated and comfortable working with autonomy in a remote-first environment Located in Poland Work Environment This is a remote-first position. The team emphasizes independence, responsibility, and continuous learning. Senior Node.js Backend Developers here work closely with talented colleagues and play a direct role in shaping products used by customers around the world.

Join Our Team!At Xebia, we are dedicated to fostering a culture of innovation and professional growth. For over 19 years, we have been delivering cutting-edge digital solutions to clients in various industries around the globe. Notable brands such as UPS, McLaren, Aviva, and Deloitte trust us with their digital transformation journeys.Our enthusiasm for Cloud-based solutions is unparalleled, driven by our partnerships with leading Cloud providers including Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). We proudly became the first AWS Premier Consulting Partner in Poland.Previously known as PGS Software, we joined the Xebia Group in 2021, aligning with a network of companies committed to making a significant impact in the tech world.Xebia embodies innovation and technological excellence, with a mission to be recognized as the authority in our domain. Our commitment to detail, knowledge sharing, and nurturing individual potential sets us apart.We are eager to learn more about you!Send us your resume to initiate a conversation and become a part of the #Xebia community!Your Responsibilities:Design, develop, and maintain scalable backend services and APIs utilizing Node.js and TypeScript, ensuring exceptional performance and reliability.Architect and implement RESTful and/or GraphQL APIs and microservices-based solutions to meet complex business requirements.Collaborate with cross-functional teams to define technical solutions, enhance system architecture, and advocate for engineering best practices.Optimize database schemas and queries, guaranteeing data integrity, security, and performance across both relational and non-relational databases.Support DevOps and cloud initiatives through engagement with CI/CD pipelines, containerization, monitoring, and cloud infrastructure, facilitating smooth deployments and system observability.

About FlosumFlosum is a successful, self-sustaining B2B SaaS organization that has developed a premier Salesforce-native DevSecOps, Data Protection, and Security platform. Our solutions are utilized by Fortune 500 companies across some of the most highly regulated sectors globally, including financial services, healthcare, government, and insurance.Unlike many startups, we have achieved profitability through our own efforts, establishing ourselves as a credible player in enterprise software. As a Salesforce Summit Partner and recipient of the Innovation Award, we are proud to stand alongside industry leaders.Our platform is built entirely on Salesforce, catering to enterprises that prioritize security, compliance, and reliability.Role OverviewWe are in a rapid expansion phase, enhancing our product offerings, improving platform capabilities, and increasing our delivery speed. We seek seasoned Node.js developers who can take ownership of substantial components of our architecture and deliver production-quality code that our enterprise customers rely on daily.This is not a mere augmentation role. You will collaborate closely with engineering leaders, product managers, and the CEO, ensuring your decisions impact the product significantly, your insights are valued, and your craftsmanship is evident to the customers who depend on our platform.Your ContributionsCreate high-performance backend services and APIs that drive enterprise-level SaaS applicationsDevelop scalable, secure Node.js microservices and integrations within the Salesforce ecosystemDesign modern front-end experiences with Vue.js and TypeScript tailored for demanding enterprise usersEstablish CI/CD pipeline tools, automation frameworks, and developer productivity infrastructureImplement real-time data processing and event-driven architectures for handling sensitive enterprise data on a large scale

We are seeking a highly skilled Senior AI-Enabled Architect with over 7 years of experience to join our dynamic team at Altoros. In this pivotal role, you will analyze intricate project scopes, explore realistic optimization opportunities through AI-driven development practices utilizing a multi-agent approach, and actively contribute to technical implementation when necessary.This position encompasses two primary dimensions:Acting as a hands-on architect capable of deconstructing complex requirements, designing resilient backend architectures, and participating directly in the implementation process.Leveraging structured, practical experience in AI-first application development—creating effective workflows around LLM-based tools to enhance delivery efficiency safely.The core focus of this role is to drive project-level impact: assessing new opportunities (particularly those involving extensive integrations or high complexity), identifying secure optimization strategies, and, as required, leading or contributing to the execution of those solutions.This is a hands-on, execution-oriented technical position for someone who has effectively applied AI-first development practices in real-world production environments and possesses a solid business understanding of software development projects.

Join our dynamic team as a Senior TypeScript/Node.js Developer and contribute to a cutting-edge advertising platform designed for the Swedish market. In this role, you will leverage your extensive experience in TypeScript and Node.js to develop robust and scalable applications that enhance user engagement and drive business growth.As part of our innovative company, you’ll collaborate with cross-functional teams to deliver high-quality software solutions while utilizing the latest technologies in a supportive and creative environment.

Join Our Team!Xebia is a renowned tech innovator where professionals thrive. For nearly two decades, we have been creating cutting-edge digital solutions for a diverse range of clients worldwide, including industry giants like UPS, McLaren, Aviva, and Deloitte.Our passion lies in Cloud technologies, underscored by partnerships with leading Cloud providers such as Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Platform (GCP). Notably, we were the first AWS Premier Consulting Partner in Poland.Previously known as PGS Software, we became part of the Xebia Group in 2021, a collection of companies committed to making a significant impact in technology.Xebia embodies innovation, a talented workforce, and technological mastery, allowing us to work on groundbreaking global projects. Our mission can be summed up in one word: Authority. We aspire to be acknowledged as the preeminent authority in our domain.What sets us apart? It's our attention to detail, commitment to knowledge, and belief in individual potential—fostering the growth of every team member. We invite you to come and see the difference for yourself!We look forward to learning more about you. Send us your resume and let's begin the conversation!

Highlights Location: Fully Remote (CET hours preferred) Compensation: €5,100 - €6,300 per month + stock options Language: Russian-speaking team About Fundraise Up At Fundraise Up, we are revolutionizing the way nonprofits receive donations. Our innovative platform facilitates a fast, seamless, and user-friendly donation experience, empowering organizations to harness the power of generosity. Our technology processes tens of millions of dollars in donations monthly, focusing on enhancements that lead to faster load times, higher conversion rates, and accessible design. Trusted by renowned nonprofits like UNICEF and the Alzheimer’s Association, and with a stellar 4.9/5 rating on leading software review platforms, our product is recognized for both its effectiveness and quality. A Truly Global Product We serve nonprofit organizations across North America, the UK, Australia, and Europe in the enterprise sector. Our robust product ecosystem includes a modern checkout experience, customizable widgets, donor and organization portals, admin tools, and multiple internal applications. Our backend technology stack features Node.js (Koa, NestJS) and MongoDB. The frontend utilizes Webpack, Vue.js, and React, with a significant portion of the codebase written in TypeScript. For high-volume messaging and background processing, we implement Kafka and Bull (Redis). Analytics are managed through ClickHouse, while Elasticsearch is utilized for search functionalities. The Team We are a diverse team of over 160 professionals, including more than 80 engineers, distributed across Spain, Poland, Portugal, Georgia, Armenia, Serbia, Turkey, and Cyprus. Our team members typically possess 5-10+ years of experience, fostering a culture of technical curiosity and knowledge sharing. Despite our size, we maintain a close-knit team environment where every contribution is valued, and collaboration is key. We prioritize strong engineering practices and a product-first mindset, hosting biweekly engineering forums to share insights and celebrate achievements. Join a team where quality, mentorship, and mutual respect are at the forefront. About the Role As a Backend Developer, you will be instrumental in architecting the core engine that drives our global platform. You will tackle complex challenges within a high-load, distributed system, constructing and scaling the infrastructure that processes millions in donations. This role goes beyond maintenance; it involves active development and innovation.

MasterBorn is seeking a Junior Backend Developer with a focus on Node.js. This position is open to candidates based in Wrocław or those who prefer to work remotely. Role overview This role centers on developing server-side applications using Node.js. Junior Backend Developers at MasterBorn collaborate with experienced colleagues and contribute to a range of technical projects. The position offers a chance to build practical skills and gain exposure to modern backend technologies. What you will do Work on backend features and APIs using Node.js Collaborate with other developers to deliver project goals Contribute to the development and maintenance of server-side applications Requirements Interest in backend development and Node.js Willingness to learn and grow as part of a team Ability to work from Wrocław or remotely

Join our dynamic team at Capital as a Senior Full Stack Engineer, where you will play a crucial role in developing innovative web applications using React and Node.js. You will be responsible for designing and implementing scalable solutions, collaborating with cross-functional teams, and mentoring junior developers. If you are passionate about technology and eager to make an impact, we want to hear from you!

SoftwareMind is hiring a Senior Full-Stack Software Engineer for a 6-month contract in Kraków. This position centers on building and maintaining applications with React, Next.JS, and Node.JS. Role overview This role involves hands-on development of scalable software solutions. Collaboration with other experienced engineers and professionals is a key part of the work. The focus is on delivering software that aligns with client needs and quality expectations. What you will do Design, develop, and maintain applications using React, Next.JS, and Node.JS Collaborate with a skilled team throughout the project lifecycle Ensure software meets client requirements and quality standards Location This contract is based in Kraków.

Join Hostinger as a Backend Software Engineer specializing in Node.js in a fully remote position! In this role, you will be responsible for developing high-performance backend solutions that support our web applications and services. Collaborate with a dynamic team of developers and contribute to exciting projects that empower our users around the globe.

Join our dynamic team at SupportYourApp as a Full-Stack Web Engineer. We are a Ukrainian-based IT company renowned for crafting innovative desktop applications for macOS and iOS. With a portfolio of 15 products, we empower users to effortlessly share, convert files, and enhance their digital experience through our solutions.As a Full-Stack Web Engineer, you will play a pivotal role in managing and enhancing our company’s website. You will be responsible for developing new functionalities that streamline trial processes, checkout systems, and product launches. Collaborating closely with product and marketing teams, you will ensure a seamless deployment of new features while improving existing architectures.Technical Stack:Frontend: SvelteKit, Vue.js, TailwindCSSBackend: Node.js, Go, PHPInfrastructure: Docker, S3, Cloudflare

Are you passionate about software development and looking to take your career to the next level? Kaseya is seeking a talented Software Engineer II with expertise in Node.js to join our dynamic team in Krakow, Poland. In this role, you will contribute to the design and implementation of innovative software solutions that enhance our products and services.As a key member of our engineering team, you will work closely with cross-functional teams to deliver high-quality software that meets the needs of our diverse client base. This is a fantastic opportunity for a motivated individual who thrives in a fast-paced environment and is eager to learn and grow.

Endava seeks a Senior Java Developer based in Krakow to join teams working on client software projects. This position centers on hands-on Java development and close cooperation with colleagues from various backgrounds. Role overview The Senior Java Developer will build and maintain reliable Java applications. The work involves designing solutions, writing code, and ensuring software meets client needs. Collaboration with cross-functional teams is a core part of the job. What you will do Design, develop, and maintain Java applications Work with teams across disciplines to deliver software that matches client requirements Share technical expertise to help improve project outcomes and efficiency Requirements Solid experience working with Java Ability to collaborate effectively in a team Dedication to delivering high-quality software

Join our dynamic team as a Middle Full-Stack Web Engineer fluent in Ukrainian, where you will leverage your expertise in Node.js and Vue.js to develop cutting-edge web applications. In this remote position, you'll collaborate with a talented group of professionals dedicated to delivering high-quality solutions for our clients.

Join our dynamic team at Collabera as a Senior Java Developer! We are looking for an innovative and highly skilled individual to contribute to our cutting-edge projects. In this role, you will be responsible for designing, developing, and maintaining high-quality Java applications. You will collaborate closely with cross-functional teams to implement scalable solutions that meet our clients' needs.

Senior Shopify Developer (Remote) About The Codest The Codest is an international software company with innovation hubs in Poland. We focus on web development, cloud engineering, DevOps, and quality assurance for clients worldwide. Our approach centers on both customers and our team, aiming to deliver high-quality IT solutions while supporting professional growth and collaboration. Our team has built products like Yieldbird, recognized with Top25 Deloitte awards. We help technology companies develop impactful products and strengthen their IT teams. Years of experience solving product development challenges have made us specialists in digital solutions and scaling IT capabilities. Role Overview We are looking for a Senior Shopify Developer to join our remote team. This role leads the technical execution of custom Shopify themes and frontend solutions. The position suits someone with a strong track record in Shopify development, deep knowledge of platform best practices, and comfort working with modern technologies. What You Will Do Own end-to-end technical delivery for bespoke Shopify projects Lead development of custom Shopify themes and frontend features Apply best practices for Shopify architecture and development What We Offer Remote work with an international team Opportunities for personal and professional growth Collaborative, supportive work environment

About ShipMonkAt ShipMonk, we are not just a third-party logistics provider; we are a dedicated growth partner for merchants. Our cutting-edge technology and a network of owned fulfillment centers empower high-growth ecommerce and DTC brands to thrive. With a workforce of over 2,500 employees across five countries, our mission is to transform fulfillment by offering the fastest click-to-delivery, real-time inventory management, and tailored solutions—all with a merchant-first approach.Why Choose ShipMonk?We focus on sustainable growth, driven by five key differentiators that establish us as true partners to our merchants.● Global Fulfillment Network: Our extensive network includes 12+ fulfillment centers across the US, Canada, Mexico, the U.K., and Mainland Europe. We never outsource, ensuring quality and consistency.● Proprietary Technology: Our AI-driven platform provides real-time visibility of inventory and orders, eliminating the need for tribal knowledge and empowering our merchants.● Exceptional Support: Our dedicated teams offer personalized, hands-on support at every fulfillment center, ensuring immediate assistance when needed.● Transparent Pricing: We believe in building honest, long-term partnerships with all-inclusive pricing that ensures predictable costs without hidden fees.● Future-Focused: Our commitment to innovation includes over $10 million invested annually in R&D to continually enhance our technology and services.