1594 backend developer English-speaking jobs in Warsaw
Senior Java Backend Developer (Node.js / TypeScript) @ Square One Resources
- Square One Resources
- Warsaw
- May 11
MID Java Backend Developer (Node.js / TypeScript)
- SQUARE ONE RESOURCES sp. z o.o.
- Warszawa, mazowieckie
- May 11
Developer with strong Java backend expertise to fill the position of Backend Developer MID. ... MID Java Backend Developer (Node.js / TypeScript) Miejsce pracy: Warszawa Technologies we use Expected ... , reliable, and maintainable backend solutions. ... We are looking for a minimum of 15 Backend Developers (Mid/Senior) to support development of scalable ... The role includes backend development, system integrations, API design, event-driven architecture, and
Senior Backend Developer (Node.js)
- INTENT sp. z o.o.
- Warszawa, mazowieckie
- May 13
Senior Backend Developer (Node.js) Miejsce pracy: Warszawa Technologies we use Expected AWS EKS S3 Aurora ... Developer to join our projects ASAP. ... Develop high-performance and secure backend services. ... Advanced knowledge of backend development, cloud architecture, and distributed systems. ... •Keeping up with industry trends – staying ahead of the latest backend and cloud developments.
Backend Engineer AdTech ID52365
- AgileEngine
- Warszawa
- May 6
:) About the role Join as a Senior Backend Developer (AdTech) to help build a next-generation advertising ... improvements; Drive architectural decisions and establish patterns that support scalability, reliability, and developer ... platform powered by scalable backend systems, real-time data processing, and distributed architectures ... Must haves 5 years of software development experience building scalable systems (backend programming
Senior EIS Developer
- Spyrosoft
- Warszawa
- May 6
insurance systems Strong knowledge of Java and backend development Experience with REST APIs and system ... Insurance Platform Implement and customize modules such as PolicyCore, BillingCore and ClaimCore Develop backend ... or EIS Developer Hands-on experience with EIS Digital Insurance Platform Experience working with core ... PolicyCore, BillingCore, ClaimCore), REST APIs Requirements: Strong commercial experience as a Java Developer ... client-facing projects German language skills Project description: We are looking for an experienced EIS Senior Developer
Senior Backend Engineer (Kotlin)
- Motife Sp. z o.o.
- Warszawa, mazowieckie
- April 3
developer frontend developer fullstack developer mobile developer technical leader automated test programmer ... Senior Backend Engineer (Kotlin) Miejsce pracy: Warszawa Technologies we use Expected Kotlin PostgreSQL ... In this role, you will design and build high-performance backend systems that power content delivery ... languages Experience with modern backend frameworks (e.g., Spring Boot or Python-based frameworks) Strong ... as Senior/4 years of experience as a Mid Engineer Strong proficiency in Kotlin, Python, or similar backend
T Hub - SAP BTP ABAP Developer
- T-Mobile
- Warsaw
- May 21
Microsoft Dynamics 365 Power Platform Developer
- Cyclad
- Warszawa
- May 6
We are looking for a Microsoft Dynamics Developer to join a technical team delivering solutions built ... The role focuses on developing platform extensions, integrations, and scalable backend logic using modern
Full‑Stack Developer Go and AI
- DataArt
- Warszawa
- May 6
Position overview In this role, you will improve and maintain existing backend services written in Go ... Responsibilities Maintain and improve existing backend services written in Go Design schemas, optimize ... queries, and manage safe database migrations in PostgreSQL Develop backend logic and agentic components ... , and infrastructure components Requirements Experience developing backend services using Go Experience ... This position provides opportunities to influence backend architecture and extend the platform with scalable
Senior Backend Developer (m/f/d) - B2B
- softgarden e-recruiting GmbH
- Warsaw
- April 20
Senior Java Developer Java Spring Boot Microservices
- Upvanta sp. z o.o.
- Warszawa
- May 10
Senior Java Developer (Java, Spring Boot, Microservices) Position Overview We are looking for a Senior ... Java Developer to join our team in Poland and contribute to the development of highly scalable fintech ... Requirements 3–5 years of professional backend development experience. ... Proven experience building and maintaining backend services and APIs at scale. ... Responsibilities Design and develop backend architecture for fintech products and platforms.
Senior Java Developer
- SILK Software House
- Warszawa
- May 6
Your Role As a Senior Java Developer, you’ll take technical ownership of backend services, influence ... work from our office near the Plac Wilsona metro station 5 years of commercial experience as a Java Developer ... B2B / Freelance About Silk Software House Silk Software House builds and maintains mission-critical backend ... Responsibilities Design and implement backend architectures using Java 11 and Spring Lead development ... knowledge of Hibernate ORM , SQL databases, and JVM behavior Experience designing scalable, maintainable backend
Java Developer @ apreel Sp. z o.o.
- apreel Sp. z o.o.
- Warsaw
- April 30
Senior Software Engineer, Content AI
- Motife Sp. z o.o.
- Warszawa, mazowieckie
- May 7
developer frontend developer fullstack developer technical leader automated test programmer This is ... Strong expertise in Kotlin, Python, or similar backend programming languages. ... The focus is on backend engineering, production systems, and technical leadership rather than building ... Work with ML Engineers to integrate hosted NLP, ASR, and AI models into production backend systems. ... Strong experience with backend frameworks such as Spring Boot, Bottle, Gunicorn, or similar JVM/Python
Software Engineer, Content AI
- Motife Sp. z o.o.
- Warszawa, mazowieckie
- May 7
developer frontend developer fullstack developer technical leader automated test programmer This is ... Strong experience with Kotlin or Python, or similar backend programming languages. ... Work with ML Engineers to integrate hosted NLP, ASR, and AI models into production backend systems. ... Our requirements 3 years of software development experience building backend cloud application systems ... Kubernetes, Terraform, GitHub Actions, Datadog Your responsibilities Develop and maintain scalable backend
Senior Net API Developer
- emagine Polska
- Warszawa
- May 6
Summary: The Senior .Net API Developer role focuses on developing and maintaining the Nordic commercial ... The primary goal is to lead initiatives in backend API development while maintaining high standards of ... Rate: 160-180 zł/day VAT Responsibilities: Design and implement new external partner REST APIs Lead backend ... standards Participate in agile ceremonies and technical discussions Key Requirements: Senior-level backend
FullStack Developer - Krypton UI & Platform Mesh Integration
- Cyclad
- Warszawa
- May 20
We are seeking an experienced Full Stack Developer (Krypton UI & Platform Mesh) to join a cloud-native ... with key management or cryptography concepts Familiarity with KMIP protocol Experience with internal developer ... on a greenfield open-source platform, focusing on micro frontend architecture and Kubernetes-based backend ... integrated with a platform mesh system Develop Kubernetes controllers connecting UI layer with crypto backend ... architecture and build system components from scratch Collaborate closely with platform engineering and backend
Senior Java Developer
- PTT Consulting Sp. z o. o.
- Warszawa
- May 6
Type of work : Full-time; Remote/Hybrid (Warsaw) As a Senior Java Developer, you will lead the design ... , development, and maintenance of high-performance backend systems. ... Ensure security, scalability, and performance in all backend solutions.
Senior Fullstack Developer (Angular & Java) – AI-enabled Environment
- Talan Group
- Warszawa
- May 17
Senior Fullstack Developer (Angular & Java) – AI-enabled Environment
Senior Fullstack Developer (Angular ... Senior Fullstack Developer (Angular & Java) – AI-enabled Environment
#J-18808-Ljbffr ... The project combines frontend and backend development, microservices architecture, and AI-enabled tooling ... Do
Develop and maintain frontend applications using Angular and TypeScript
Design and implement backend ... Are Looking For
Commercial experience with Angular and TypeScript
Commercial experience in Java backend
Full Stack Developer Go Kubernetes React
- Experis Manpower Group
- Warszawa
- May 19
creating a new user experience within a cloud-native platform, combining frontend development with backend ... Contributing to an open-source project hosted on public GitHub Collaborating closely with platform and backend ... Full Stack Developer (Go / Kubernetes / React) 100% REMOTE WORK B2B via Experis B2B rate: 150-160 PLN ... nettoVAT/h Full-time job About the Role We are looking for a Full Stack Developer to join a cutting-edge ... platforms or internal developer portals Understanding of OIDC and IAM integrations What We Offer Fully













































