4482 backend developer English-speaking jobs in Warsaw

TechnologyReporta a: Head of EngineeringGeneral DescriptionWe are seeking talented Senior Frontend, Backend ... within the team.Required profileAt least  3–5 years of professional experience  as a Frontend or Backend ... strong skills in JavaScript (ES6+), HTML5, CSS3, plus frameworks such as React (preferred), Angular, or Backend ... applications.Frontend focus:  build responsive applications with modern frameworks (React, Angular, or Vue).Backend

Experience in database and backend technologies like SQL/NoSQL databases and familiarity with cloud services ... power of open‐source with cutting‐edge commercial solutions, we’re shaping the future of databases, one developer ... commercial offerings is Prisma Postgres, our flagship product designed to supercharge PostgreSQL with modern developer

Who you are 3+ years of experience in designing, implementing, and maintaining backend solutions. ... Create and maintain APIs to facilitate seamless communication between frontend and backend systems.

We’re looking for an experienced (or senior) backend engineer to join the engineering team. ... Our backend engineers mostly work with Python and Django in a increasingly service-oriented architecture

Overview Do you like to make a change in the FitTech industry with an agile and fast moving team? How about a mentality that values your opinions and ideas? If you want to develop software that really matters and create the best solutions for our clients with a like-minded team, then you are exactly right with us. Be a part of the digital transformation of the fitness industry.

Overview Do you like to make a change in the FitTech industry with an agile and fast moving team? How about a mentality that values your opinions and ideas? If you want to develop software that really matters and create the best solutions for our clients with a like-minded team, then you are exactly right with us. Be a part of the digital transformation of the fitness industry.

Flask backend with a performant GraphQL layer built with Graphene. ... Role & Responsibilities Build scalable backend systems that allow us to scale to millions of users. ... Optimize our GraphQL backend for fast performance so that our movers are able to complete their jobs ... handoffs Product brainstorm/scoping (if desired) Design review/brainstorm (if desired) Competencies Backend

Overview Software Engineer II, Backend (Platform Reliability) – Remote Poland Affirm is reinventing credit ... You have experience designing, developing and launching backend systems and are proficient in one of ... You are experienced in designing, developing and launching backend systems at scale with technologies

Overview Software Engineer II, Backend (Financial Platforms) – Remote Poland Affirm is reinventing credit

What We Look For You have 5+ years of experience designing, developing and launching backend systems

What We Look For You have 5+ years of experience designing, developing and launching backend systems

What We’re Looking For: Strong backend experience in Java (core focus) at least one other backend technology ... Contribute to backend development in Java and other languages as needed.

Redux) to manage shared application state between frontend and backend interactionsWork with databases ... (SQL or NoSQL) on the backend: design schemas, perform CRUD operations, optimize queries, ensure data ... JavaScript & TypeScript fundamentals, async programming, and common design patternsBuild and maintain backend ... integrityWrite unit tests for both backend and frontend code (for services and React components) using ... loggingDevelop frontend portions using React components, state management, routing, and integrating with backend

Direct message the job poster from Signify Technology Node Software Engineer x2 We need two Senior Backend

Senior Product Manager - Developer Platform Join to apply for the Senior Product Manager - Developer ... Inside Snowflake, the Developer Platform team is on a mission to win the hearts and minds of developers ... Our vision is to empower data engineers and app developers by delivering an exceptional, developer-first ... Partner with Product Marketing, Sales, and Developer Relations to ensure the appropriate positioning, ... As a Senior Product Manager on the Developer Platform, You Will: Own the vision, strategy, and execution

This role offers a unique opportunity to operate at the intersection of ML, backend engineering, and ... innovate and scale AI solutions.Cross-Functional Exposure: Collaborate closely with ML researchers, backend ... models for production-level performance and real-world use cases.Backend Development: Build and maintain backend ... analysis, and related ML tasksExperience fine-tuning models and applying them to real-world datasetsStrong backend ... pipelines, cloud infrastructure, and large-scale AI deployments.RequirementsProven experience in ML Ops and backend

Software Engineer (L5) — Developer Platform Internship: Front-End Developer (all genders) Warsaw, Mazowieckie ... Backend, Mobile, DevOps, Test Automation and System Engineers, Product Owners, Scrum Masters Our products ... Engineering Data & Software Engineer (L5) — Productivity Metrics and System Insights Junior/Middle Python Developer

The focus will be on developing microservices, agent-based workflows, and backend components that support ... complex data processing and decisioning systems.Key responsibilities:Design and develop scalable backend ... work on advanced projects involving artificial intelligence, distributed systems, and enterprise-scale backend ... architecture, documentation, and technical standardsSkills and experience:5+ years of experience in backend

What We’re Looking For 4+ years of experience with Node.js + TypeScript (backend development). ... About the Role You will help build our backend from the ground up, working with APIs, integrations, and ... What We’re Looking For 4+ years of experience with Node.js + TypeScript (backend development). ... Supportive, collaborative startup culture. 4+ years of experience with Node.js + TypeScript (backend ... About the Role You will help build our backend from the ground up, working with APIs, integrations, and

Main Page / Jobs / ServiceNow Developer with English or German or French ServiceNow Developer with English ... French Level: specialist Working hours: Full time remote recruitment published 2025/09/29 ServiceNow Developer ... perspective, Completed at least Certified System Administrator (CSA), preferably Certified Application Developer