4187 backend developer English-speaking jobs in Masovian Voivodeship

In this role, you will design and maintain robust backend services and high-volume API integrations in ... where transactional integrity and money flows are critical.Position overviewWe are looking for a Senior Backend ... shapingRequirementsStrong experience with Ruby (beyond Ruby on Rails)Proven track record of delivering backend ... RedisDockerAWS services (EC2, S3, RDS)Infrastructure-as-Code toolsResponsibilitiesDesign and implement robust backend

Your responsibilities - Design, develop and maintain backend services using C#, .NET Core and .NET Framework ... excellence. 120 zł - 135 zł an hour About the project We are currently looking for a Senior Fullstack .NET Developer

Our team is looking for a Middle+/Senior Golang Developer for one of our clients. ... Tasks: Develop and maintain backend services using Golang, ensuring clean and efficient code.

Responsibilities Required qualifications: Minimum 5 years of backend development experience, preferably ... , .NET Core, Entity Framework Core Building and optimizing high-load, high-performance, data-driven backend ... within the hedge fund or financial services industry Strong passion for backend architecture and application

(Java+Angular) Senior Full Stack Developer (Java+Angular) Senior Backend Developer (Node.js/TypeScript ... Senior Software Engineer (with TCP/IP networking experience) Senior Full Stack Developer (Remote, Contract ... Software Engineer - Age of Empires (Remote) Warsaw, Mazowieckie, Poland 11 months ago Senior Full Stack Developer

right technical solutions Required 7+ years of professional experience, with 5+ years in Java backend ... Join to apply for the Senior Java Developer - M/F/D role at Societe Generale Responsibilities Join ... We are not just looking for someone to code – we are seeking a developer who takes pride in clean architecture

Responsibilities Design, develop, and maintain both frontend (Angular) and backend (Java) components

Your roles and responsibilities Designing and documenting systems Implementing backend solutions ... acting as Tier III Service Desk What we expect At least 7 years of commercial experience in backend

This includes interacting with our existing backend REST APIs, providing feedback based on mobile needs ... , and working with our web, backend, and UX teams to build new features and enhance the quality of existing

Senior Full Stack Developer (Laravel React) Miejsce pracy: Warszawa Technologies we use Expected JavaScript ... design, build, and optimize scalable features for a rapidly growing SaaS platform built on Laravel (backend

Backend Engineer (Snowflake) Company is revolutionizing e‑commerce advertising by connecting post‑purchase ... observability around data quality, freshness, and performance Requirements 5+ years of experience in backend ... performance tuning) Experience building, maintaining, or scaling ETL/ELT pipelines Comfort working across backend

End teams work with and help improve CI/CD processes act independently and be a clear voice in backend

gameplay systems Optimize and debug game network traffic Develop networking code to interact with backend ... As a leading developer, publisher and distributor of interactive entertainment, our focus is on delivering

Nice-to-have experience with Java or other backend technologies. ... As a Senior Angular Frontend Developer , you will play a crucial role in advancing our custom-developed

Web Technologies: Expert knowledge of web protocols (HTTP/S) and debugging web elements via browser developer ... experience with API testing (e.g., RESTful APIs using tools like Postman or Jest/Supertest) to validate backend

Weare looking for aSenior React Developer tojoin our team. ... Collaborate with backend, product, and design teams toship end-to-end features.

Backend engineering experience with Node.js and serverless/cloud architectures. ... Responsibilities Contribute to backend services and APIs using AWS Serverless technologies (Node.js, ... Integrate frontend experiences with backend services to deliver seamless, performant products.

For our client  - a fast-growing AI-driven fitness and wellness product - we are looking for a Backend ... Tech Lead to take technical ownership of the backend platform as it evolves from a consumer-focused ... The backend plays a central role in orchestrating these components: integrating models, managing data ... flows, and scaling AI-backed features in production.This role is for a senior, hands-on backend engineer ... architecture (Python distributed monolith + services)Design and operate backend services that integrate

Java development role for a developer in Poland. ... team, building highly-performant, low-latency systems used across the firm.Are you a passionate Java developer ... If so, read on.The Role at a Glance•Senior Java Backend Engineer•Fully remote for a top N. ... Senior Java Backend EngineerMiejsce pracy: WarszawaTechnologies we useExpectedJavaOptionalAWSSpring BootAbout ... of the core team - this is not a legacy support role or an outsourced B teamWe’re hiring experienced backend

experience with Nest.JS Experience with Databases - MySQL is a Must Experience with building scalable backend ... Description We’re looking for a talented Full-Stack Node.js/TypeScript Developer to join our team and ... with other team members and stakeholders Requirements 4+ years of proven experience as a full-stack developer