backend engineer nodejs

Sprout Social is looking for a Software Engineer to join our Kraków Engineering team. You’ll collaborate across mobile, front-end, back-end and site reliability to deliver scalable, reliable systems that power billions of requests daily.In this role, you’ll write and review code in Java, Python, and more, partner with product managers and designers to...

DCG is seeking an experienced Java developer to design, develop, and maintain Java applications supporting savings and investment products. You will build and enhance calculation engines to ensure tax compliance across multiple countries and develop solutions for complex business processes, tax authority integrations, and customer-facing reporting.In this...

A forward-thinking tech company in Poland is seeking a backend engineer to enhance their automated mortgage platform. The role will involve collaboration with full-stack engineers and ownership of backend systems to ensure reliability and scalability. Ideal candidates will have expertise in distributed systems, strong knowledge of backend languages like C#...

Newcode.ai in Warsaw, Poland, is looking for a skilled backend developer to lead API and service design for AI tools in legal and professional services. The ideal candidate possesses at least seven years of experience in backend systems, familiarity with AI coding tools, and a deep understanding of data security.Join a dynamic and innovative team where you...

Waymo is looking for a passionate Backend Software Engineer in Warsaw, Poland to enhance the rider experience through high-quality backend systems. Your role will involve refining systems for understanding operational environments and collaborating with teams across engineering and operations.The ideal candidate will have at least 8 years of backend...

Venn is seeking a seasoned backend developer to lead building financial services products. You will own features from concept to production, collaborating with product, sales, and operations to solve customer needs and integrate with banking partners and third-party APIs to enable transfers, cards, and lending.An entrepreneurial mindset and a track record...

Allegro.eu S.A. Warsaw is seeking a backend engineer with Kotlin/Java experience to design, build, and optimize services handling massive offer events daily.You will work on Applied AI & ML initiatives, integrating models to analyze images and read offer contexts for automated decisions. You will join the Offer Verification team, collaborating with Data...

27,720 – 33,600 PLN Important: if an employer asks you to log into their system via iCloud or Google, send a code, an SMS or Telegram password, run some code, or install software — refuse. These are signs of fraud. Unleash innovation — build the future of secure, scalable cloud-native solutions! Krakow-based opportunity with hybrid work model. As a...

Onthespotdev is looking for a Senior Python Engineer located in Warsaw, Poland. In this role, you will be responsible for building and maintaining robust backend services within an existing application, ensuring code quality, stability, and maintainability.The ideal candidate will have over 5 years of experience in Python development, primarily with FastAPI...

Zoolatech is seeking a talented Mid-Level Software Engineer to join their engineering team in Wrocław, Poland. In this role, you will contribute to designing, developing, testing, and deploying scalable backend applications within an Agile environment.Ideal candidates will have 3-5 years of experience in backend software development, strong proficiency in...

EuroCert — один из пяти квалифицированных поставщиков доверительных услуг в Польше, специализирующийся на цифровых бизнес-решениях. Компания развивает современные платформы цифровой идентификации...

Société Générale Corporate & Investment Banking in Warsaw seeks an experienced backend-focused developer to design, build, test, and deploy features across Warsaw, Paris, and Bangalore. You will work in autonomous teams, contribute to CI/CD, and support business-critical applications, collaborating with France and India-based colleagues.The role...

Arrive is transforming urban mobility. We are seeking a Senior Software Engineer to join the Pulse Core team, delivering features end-to-end with a strong backend foundation and AI-assisted development.You will work with a Tech Lead and Engineering Manager to design, build, and own core services, while contributing to production reliability and scalable...

Kalepa in Warsaw is looking for smart engineers to join the Client Integrations team and work on external-facing APIs that power customer workflows. In this role, you will design and build API endpoints and improve database performance.The ideal candidate should have over 5 years of software engineering experience, particularly in API development and a...

Rakuten Viber, Warsaw-based, is seeking a Backend Developer to build and maintain high-traffic Java services. You will design scalable, low-latency systems, work on microservices in a cloud environment, and ensure security and performance across a billion daily messages.The role requires 4+ years in backend development, strong Java expertise, and experience...

Sprout Social is seeking a Senior Software Engineer (Platform/Java) to join our Backend team in Poland. The role involves building and scaling our platform using Java, Python, and a range of data stores and services, with opportunities to mentor, design architecture, and influence product delivery.You’ll collaborate with product managers, designers, and...

ShipStation Global Poland is seeking a Software Engineer in Wroclaw to join our growing Polish hub. You will work on scalable Java backend services using Spring Boot, BPM workflows, and AWS, while developing automated tests and contributing to the full development lifecycle.We value candidates with 2+ years of backend experience, strong REST API skills, and...

GitLab is seeking a Backend Engineer for the Gitaly team to help build GitLab’s Git data storage tier, a scalable service providing reliable access to repositories via APIs and storage operations.You’ll balance roadmap delivery with reliability work and operational support, mentoring peers and contributing to design reviews while working remotely with...

A leading aerospace technology company is seeking a Software Engineering Intern to tackle complex challenges in operations such as optimizing routes and detecting anomalies. You'll work with advanced technologies including Python and Kubernetes while benefiting from mentorship by experienced engineers. Ideal candidates are final year Computer Science...

INFOLET SP. Z O.O. is seeking an experienced backend developer in Kraków, Poland. The role focuses on designing, developing, and maintaining scalable services using Python, with a strong emphasis on AI and integration technologies.Ideal candidates will have over 6 years of experience in backend development, strong skills in Python and SQL databases, and...