1566 backend developer English-speaking jobs in Masovian Voivodeship

We are looking for an experienced Frontend Developer to help modernize the user interface of a complex ... The role involves working closely with both frontend and backend developers as we uplift the existing ... responsibilities : Develop and maintain user interface components using ReactJS and JavaScript Collaborate with backend

Qualifications BSc or MSc in software engineering or computer science 5 years of proven track record as a strong backend ... Join FOSS Warsaw team as a C# Cloud Developer in FOSS Software Services – and be part of creating world ... developer in C#/.NET environment Solid experience with client/server development or similar architectures

Your Role As a Mid Frontend Developer, you’ll design and implement modern web applications using React ... You’ll work closely with backend developers and designers, translate Figma designs into pixel-perfect ... existing frontend codebases Diagnose performance and rendering issues Collaborate with system architects, backend

systems and troubleshoot production issues Required Skills & Experience Proven experience as a Full Stack Developer ... Strong proficiency in Angular or React Solid backend development experience (e.g., Node.js, Java, Python ... applications Build modern frontend applications using Angular or React Develop and integrate RESTful APIs and backend

Project overview The Salesforce Data Cloud Senior Developer will focus on building and maintaining a ... Proven technical troubleshooting and backend problem-solving capabilities. ... will have hands-on Salesforce Data Cloud implementation experience, strong data modeling skills, and a backend-oriented

Leading the backend development of software used by thousands of users; Building new functionalities

experience in building cloud-based backend solutions. ... We are looking for an experienced Senior Backend Engineer (Python/Go, AWS) with at least 5 years of commercial ... Scope of responsibilities Design and development of the backend layer for the Voice AI platform running ... Integrating the backend with the AI/LLM layer on AWS and collaborating with product and AI teams. ... Requirements Minimum of 5 years of commercial experience as a backend engineer / software engineer.

technologies, focusing on building a new workflow engine from scratch including backend and fronted ... The Relay in Poland currently consists of 20 Engineers specializing in backend, frontend or full stack ... and technologies, including a scalable microservice layer built on the Spring Boot framework for the backend ... TypeScript for the frontend, employing modern solutions for seamless communication between the frontend and backend

Software Excellence: Champion code health and developer experience by applying best practices to the

About the role As a Senior Back End Engineer, you will architect robust backend services for tasks like ... About you Strong background in backend development, including high proficiency in Golang Experience

Staff Backend Engineer (Search Platform)Miejsce pracy: WarszawaRecruitment forThe employer is a large ... responsibilitiesDesign, build, and improve our large-scale search platform.Develop high-performance backend ... with Elasticsearch or similar search technologies.Strong experience building scalable, high-traffic backend

Join SIX Financial Information's AI Engineering team as a Senior AI Backend Engineer of our Productization ... You will own the backend, APIs, and integrations that turn AI prototypes into production-grade products ... Experience & Education: 5+ years in Backend Development, Software Engineering, or Systems Architecture ... What You Bring Backend Expertise: Deep proficiency in Python and hands-on experience designing and scaling

Position at LeoVegas Polska ABOUT THE ROLE We are looking for a passionate and highly experienced Staff Backend ... Engineer to help lead the design, development, reliability, and evolution of a complex distributed backend ... Our ecosystem is built around: Event streaming and backbone: Apache Kafka Backend services: Java 23+ ... ABOUT YOUR FUTURE PLATFORM TEAM We build and operate a critical backend platform that generates, validates ... long‑term platform evolution WHAT WE'RE LOOKING FOR Required Experience Experience owning complex backend

Senior Python Backend EngineerMiejsce pracy: WarszawaTechnologies we useExpectedPythonDjangoFlaskGoogle ... other engineers.Participation in architectural decision-making at system level.Experience leading small backend ... documentation.Collaborate with cross-functional teams in a remote environment.Our requirements6+ years of experience in backend

ABOUT THE ROLE We are looking for a Senior Backend Engineer to lead a critical migration from a monolithic

The Role We are seeking a Staff Backend Software Engineer for our Portfolio Data Workflows team in Poland ... cross-functional team Who You Are You have extensive experience in software development, including building backend

We're hiring a Backend Engineer for our Security Research group to build the systems that power our open-source ... closely with security researchers to productionize detection capabilities Requirements 5+ years of backend

Join the Incogni engineering team and help us build the next-generation backend system that powers our ... We’re looking for a senior backend engineer who thinks in systems, designs for growth, and is comfortable ... Worked with multiple backend languages or ecosystems (for example, PHP, Go, Node.js, or others). ... If you want to: Design, build, and evolve high-traffic, business-critical backend services with a focus ... And you can check off: Strong experience as a backend or software engineer building production systems

We are looking for an experienced and ambitious Java Developer. ... and share knowledge with peers What We Are Looking For 3+ years of hands‑on experience as a Java Developer

Bunge has an exciting opportunity available for Senior Backend Engineer. ... Guide teammates on developing efficient and secure backend components. ... Ensure that backend systems are optimized for performance and scalability. ... Troubleshoot and debug backend issues, and implement solutions to resolve them. ... Engineer will play a crucial role in designing, developing, and maintaining robust and scalable backend