542 backend developer English-speaking jobs in Masovian Voivodeship

In this role, you will: Build backend solutions using Java 11+, Java EE, XML integrations, and Oracle

Backend Ownership: Design, develop, and deploy high-performance, scalable backend services and APIs in ... Backend Engineering: A minimum of 3 years of hands-on experience in building and deploying scalable backend ... A deep understanding of integrating backend services with various clients (web/mobile) seamlessly. ... Microservices and Distributed Systems: Strong background in backend development, with a focus on microservices

Integrate frontend applications with REST APIs and backend microservices. ... Build and maintain backend services with Java, Spring Framework, Spring Boot, SQL, and AWS.

For Digital Hub Warsaw, we are looking for: Security Monitoring Platform Developer (Azure Developer) ... (Title stated in the contract: Cyber Security Engineer) The Security Monitoring Platform Developer designs ... the Platform Engineer role: while the Engineer maintains infrastructure and platform operations, the Developer

You will value our Developer Experience and the full platform of tools and technologies that make creating ... We are looking for people who: Code in Kotlin and/or Python and have experience to build robust backend ... From distributed systems and data streaming to algorithmic optimization, you'll tackle the complex backend

. · You are experienced in designing, developing and launching backend systems at scale technologies

What We Look For · You have 4+ years of experience designing, developing and launching backend systems

responsive user interfaces based on provided mockups (Figma) and the design system., Collaborating with the backend

Integrate frontend applications with REST APIs and backend microservices. ... Build and maintain backend services with Java, Spring Framework, Spring Boot, SQL, and AWS.

Pragmatic adopter of AI-assisted developer tools (e.g., GitHub Copilot, Claude Code) and supports the ... Coordinate with backend leadership on how AI services are consumed in production. ... delivery surfaces: agent-based AI services consumed by domain teams via API (and conforming to Core Backend ... Coordinate the embedded-AI-specialist model with the backend Engineering Manager: agree how specialists ... Demonstrated ability to coordinate across organisational boundaries: peer Engineering Managers, governance, backend

# IT Internship (BackEnd, Java) (f/m)**Workplace:** Poland, Warsaw**Agreement type:** employment contract ... **Working time:** full-time**Working Mode:** hybrid**Specialization:** backend**Category:** IT**Level

Distributed-systems literacy: working knowledge of backend systems, messaging/event-driven architectures ... Developer experience: internal satisfaction/NPS of consuming teams; support-request trend; quality and ... , the services and agents they build): you run IAM and Messaging as products, measured by adoption, developer ... Be the primary point of contact for internal customers integrating with IAM and Messaging — a developer-facing ... Platform Product Management or engineering leadership, a significant portion in technical, platform, or developer-facing

Distributed‑systems literacy: working knowledge of backend systems, messaging/event‑driven architectures ... Developer experience: internal satisfaction/NPS of consuming teams; support‑request trend; quality and ... , the services and agents they build): you run IAM and Messaging as products, measured by adoption, developer ... Be the primary point of contact for internal "customers" integrating with IAM and Messaging — a developer‑facing ... Platform Product Management or engineering leadership, a significant portion in technical, platform, or developer‑facing

Job Description We are looking for a frontend developer who is passionate about designing and building ... Collaborate closely with UX/UI designers Collaborate closely with backend developers and BA/product managers

What We Look For · You have 4+ years of experience designing, developing and launching backend systems

We are looking for a Middle/Senior Backend Engineer who can design, build and own business-critical production ... You will have real ownership from system design through deployment, working on scalable backend services ... to improve development workflows and engineering efficiency.Backend Experience: Strong senior-level backend ... You will have real ownership from system design through deployment, working on scalable backend services ... Codex and Claude Code to improve development workflows and engineering efficiency. ,(Design and ship backend

Modern Tech Stack: Work primarily in Kotlin to build our backend services. ... You will value our Developer Experience and the full platform of tools and technologies that make creating ... While the backend is our core, having an interest in frontend technologies (like React, Angular, or Vue.js

Experience with internal developer tools, SDKs, LiveOps, analytics platforms, or backend systems. ... Comfortable discussing technical concepts including Unity, JavaScript, APIs, backend services, cloud

Technical Leadership: Bridging Java backend design with modern frontend development to ensure cohesive ... Facilitating seamless onboarding of external partners by designing robust API contracts, writing high-quality developer

Experience building high-throughput, low-latency backend services. ... REQUIREMENTS Strong backend engineering experience in production environments. ... RESPONSIBILITIES Build and operate backend systems powering AI features in production. ... You will work on the backend layer connecting AI models, tools, APIs, and client applications, helping