1171 backend developer English-speaking jobs in Warsaw

Strong expertise in backend and application development using Python or Java, JavaScrip or TypeScript ... Build robust backend services and integrations to support customer workflows, including LLM orchestration ... Design and implement resilient APIs, event-driven integrations, and backend services that connect Salesforce ... Experience building AI‑powered backend services such as prompt orchestration layers, RAG workflows, retrieval

feedback, and technical guidanceIdentify system‑level improvements and lead initiatives to enhance developer ... observability across the engineering organizationDrive adoption of AI/ML capabilities where they improve developer ... supporting technical growth within a teamPreferredExperience implementing AI/ML tools or practices within developer

Position SW Technical Lead - Data Platforms As a Custom Software Developer, you will act as a strategic ... high standards for code quality and security, and remove obstacles for teams, continuously improving developer ... market‑available software‑development tooling to suggest adoption into the Roche toolset, continuously improving developer

platforms, templates, onboarding flows, or similar developer experience improvements, practical experience ... observability, including monitoring, logging, application insights, and alerting, experience building developer-facing ... developing automation and observability solutions using Azure-native tools and scripting,, building developer-facing

We are looking for a passionate developer willing to move our projects on the new track! ... Senior Guidewire Developer Location: Katowice / Warszawa - 2 days office / 3 days remote Let us introduce ... The opportunity As a Guidewire Developer you will participate in various streams of Insurance platform

API & Backend Systems: Implement and optimize RESTful APIs, microservices, and Web API integrations.

applicationsCollaborate within a newly created Scrum teamWork closely with experienced team members to deliver backend

Senior Java Developer with Kotlin leads application systems analysis and programming. Own core components, provide technical leadership to agile teams, and drive quality in SDLC and DevOps. Requires Java and Test-Driven Development experience.

Experienced Python Developers needed for a capital markets client. Focus on building and maintaining data-centric applications. Duties include design, development, testing, and stakeholder liaison. Requires 3+ years of experience with Python and SQL.

collaboration with the product management team Develop new product features, currently focusing on backend

Improve deployment pipelines, CI/CD workflows and developer productivity. ... Improve deployment pipelines, CI/CD workflows and developer productivity. ... You will work at the intersection of cloud infrastructure, Kubernetes, developer experience, automation ... You will work at the intersection of cloud infrastructure, Kubernetes, developer experience, automation

We’re especially interested in people who think like backend engineers but care deeply about systems ... designing systems (we use Go, Python, Scala, TypeScript). 7 years of experience building and operating backend

We are looking for an AI Product Builder who will help shape the future of AI-powered developer tools ... Experience building products for developers or technical users, such as developer tools, SDKs, APIs,

The consultant will work as a Full Stack Java Developer within the Cards Service Domain, focusing on ... monitoring Technical mentoring and coaching experience The consultant will work as a Full Stack Java Developer

Identify, prospect, pitch, negotiate, and close strategic publisher and app developer partnerships. ... relationships with app developers, publishers, monetization teams, and business stakeholders — engaging from developer-level

Experience with monorepos, shared packages, build tooling, and developer platforms. ... Raise the quality bar for reusable UI, front‑end architecture, and developer experience.

By leveraging rigorous experimentation, data-driven insights, and continuous backend modernization, we ... component-based architectures using React.js and Node.js Deep understanding of integrating frontend and backend

in Gdańsk, Gdynia, Warsaw or Łódź Rate: up to 165 pln/h on b2b Overview We are seeking a Full-stack Developer

Requirements: 10 years of experience with modern .NET 3 years of experience as a Tech Lead or Senior .NET Developer

coding tools, and access to a wide range of AI tools (e.g., chatbots, dev assistants).Curious about backend ... Jest, React Testing Library) and keep the CI/CD pipeline green.Partner closely with Product, Design, Backend