3133 backend developer English-speaking jobs in Warsaw

QualificationsStrong expertise in backend technologies including Go and/or C#. ... Proven experience leading backend engineering teams delivering scalable, production-grade APIs and platform ... higher in Computer Science, Engineering, or a related field, with a comprehensive understanding of backend

Key Responsibilities Design, develop, and maintain complex backend financial systems, including trading ... Tech Stack Backend: Java, Kotlin, Spring Boot, JVM-based microservices Frontend: React, TypeScript ( ... occasionally) DevOps: Kubernetes, AWS, Terraform Data: PostgreSQL, ClickHouse Requirements Experience in backend

Create developer tooling, continuous integration and deployment pipelines, and observability systems ... least one of the following areas, with proficiency across others: AI agent development and evaluation Backend

PositionRole Overview We are looking for an experiencedFullstack Developer (Java / Angular)to join a ... ArchitectureDesign, develop, test, and deploy new features in enterprise applicationsFocus primarily on backend

The Senior Platform Developer is responsible for delivering high-quality, secure, and scalable solutions ... Salesforce and other cloud technologies. 4+ years of proficiency in Saleforce.com development, covering both backend

For the project that we are working on with partner, we are looking for BPM / Java Developer. ... huge client base in the country and abroad, for whom we build projects from scratch (UX, UI, frontend, backend

developer This is how we work on a project Clean Code code review TDD documentation issue tracking tools ... solutions applied you have influence on the product you focus on product development agile Team members backend

Our requirements Min. 5 years of experience as a Software Developer, including 3 years working with Golang ... end-to-end software solutions, from business analysis, through project evaluation, to UI/UX, Frontend, and Backend

code.Participate in code reviews and team meetings.Senior Java DeveloperLead development of complex backend ... compliance in payment-related features.Lead Java DeveloperDrive technical strategy and roadmap for backend ... and payment systems.Lead cross-functional teams across backend, mobile, and DevOps.Own end-to-end delivery ... your level of experience, you will contribute to the design, development, and optimization of scalable backend ... integrations, and secure payment solutions.Key ResponsibilitiesRegular Java DeveloperDevelop and maintain backend

The role requires the ability to independently handle backend features, although expertise in backend ... About The Role Expert software engineer with strong UI/UX skills, capable of handling backend features ... Requirements Expert software engineer Outstanding attention to UI/UX Ability to ship backend features

monitoring, and scaling—while ensuring data quality, reliability, and compliance.Work closely with backend ... to deliver robust, production-ready systems supporting our AI-first strategy.Requirements5+ years of backend ... design, design patterns, and clean code practices.Comfortable designing, deploying, and maintaining backend

#39;re looking for a Senior Software Engineer to help us design, build, and optimize high-performance backend

Working knowledge of QA, DevOps, or developer tooling is a plus. ... Interest in learning about testing, APIs, open source, or developer education. ... Candidate requirements 3-5 years experience in a community, support, or developer-focused role. ... In this role, you’ll work closely with our existing community manager and the Developer Relations team ... Work as part of the Developer Relations team in the development and rollout of SmartBear Academy training

We are looking for an Android developer to join our team in Warsaw.

We are looking for a skilled Team Lead Back-end Developer (Node.js).Responsibilities:️ Being transparent ... their team to identify and fix technical problems;️ At least upper -Intermediate lvl of English.And for Developer

Camunda Developer Miejsce pracy: Warszawa Technologies we use Expected BPMN DMN Java Spring Boot Docker ... Optional SAP HANA Operating system Linux About the project We are looking for an Camunda Developer to

We are Tiugo Technologies, a launchpad for new developer platforms, helping software companies accelerate ... Tiugo contains a suite of brands which are API-first, market-leading developer platforms focused on content

Medical Writing Developer (Data Management - Clinical Programming) Updated: January 12, 2026Location: ... Warsaw, MZ, PolandJob ID:25103972-OTHLOC-3553-2DR Description Medical Writing Developer (Data Management

Fullstack Developer (B2B Contract) page is loaded## Fullstack Developer (B2B Contract)remote type:

Experience developing robust backend services, ideally using Rust, or familiarity with typed backend ... Job Description Deliver end‑to‑end product features— from backend APIs and data models to engaging, ... If you combine creativity in front‑end craft with a deep appreciation for backend reliability and data ... Experience Proven experience building full stack web applications with strong command of both frontend and backend