1516 backend developer English-speaking jobs in Masovian Voivodeship

Innowise Group is an international IT company founded in 2007. We have been developing software for 15 years and have implemented more than 600 projects for clients from 30+ countries. Innowise Group brings together about 1000 professionals, and our development centers are located in Poland, Lithuania, Belarus, Ukraine and Georgia.

Additionally, you will contribute to backend and platform development (approx. 20%), including features ... development (APIs, data access layer, backend-frontend contracts) Support platform integrations and ... Your role This is a hybrid role combining Data Engineering and Backend Engineering, with a stronger focus ... you should know: Team: Data Architecture Lead, Data Engineers, DataOps Engineers, Frontend Engineer, Backend ... , consistency, and performance Integrate multiple data sources into a unified dataset Contribute to backend

Responsibilities Design, build, and maintain high-quality backend systems using Python with frameworks ... The development focuses on core business applications using a modern AWS toolset with Python on the backend ... Collaborate closely with business domain leads, users, designers, Frontend and Backend engineers to ensure ... scalable, maintainable frontend architectures using React.js and Next.js, while also contributing to backend ... experience in Modern Web Application development in particular React, Next.js Experience in Python-based backend

responsibilities : Develop and maintain backend services (Node.js) for reporting and LMS modules Design ... process (planning, reviews, iterations) requirements-expected : Minimum 3 years of experience in backend

About the role: What's in the Box As a Staff Backend Engineer, the role involves driving the technical ... with experience working with senior stakeholders and distributed teams GraphQL experience for client-backend ... What you’ll bring: The Ingredients 8 years of backend engineering experience with deep expertise in microservices

Backend Engineers assume development and operational responsibility for the HelloFresh platform that ... Golang, Kafka, Docker, Kubernetes and more What you’ll bring: The Ingredients Strong background in backend

About The Role Hostaway is seeking a highly motivated Staff Backend Engineer to join the Core team. ... Expert-level proficiency in any backend language or platform, with a strong willingness to dive deep

Build high-performance backend services for real-time pricing, quoting, and trade execution. ... The Role at a Glance Senior Java Backend Engineer Building a fixed income trading systems, including ... high-performance backend services for real-time pricing, quoting, and trade execution, and RFQ lifecycle ... requirements-expected : Proven experience building backend services for front-office trading systems

for the cloud infrastructure and Angular and TypeScript for the frontend system developing APIs and backend ... TypeScript for new features in the system creating code to call and reacting to APIs provided by the backend ... Frontend Development (ideally using the Angular framework) 5 years of proven experience in developing backend

From building a new financial backend to creating an innovative app, there’s nothing they can’t do. ... from the ground up that'll be used by millions of people around the world We’re looking for a Backend ... and improvement of existing systems What you'll need Fluency with Java 6 years of experience in backend

Node.js and React Designing UX/UI solutions for both personal implementations and broader developer ... Responsibilities You'll Have Development of the Developer Experience Portal (Backstage.io) using ... The role is part of the Automation / Platform Engineering area, aiming to improve developer productivity ... meetings Project You will be involved in a financial project focused on building and enhancing a Developer ... APIs Contributing to platform engineering and tech stack evolution Collaborating with Zero Trust and Developer

The team aims to provide fast and accessible storefronts, custom app functionality, and stable backend ... Admin and Storefront APIs and work with webhooks Implement secure authorization flows using OAuth Build backend

ingestion, indexing, and evaluation Integrate AI-driven workflows into existing enterprise platforms and backend ... Qualifications Minimum 5 years of professional software engineering experience with strong backend expertise

Your responsibilities: Develop and enhance backend services supporting a modern TV streaming platform

Our engineering teams work with clients right across the stack; UX, UI design, frontend, backend, analytics

On the backend: Node.js, Fastify, PostgreSQL, and queues. ML components are in Python. ... You'll own features end-to-end — from pixel-perfect frontend work to shipping backend functionality

Senior Frontend Developer (Part-time; 100% remote) Salary: up to around $40 per hour 100% Remote Part-time ... per week, up to 10-15h/week, as needed ☑️ B2B contract/freelance We are seeking a Senior Front-End Developer

Full-Stack Developer (Java React) We are looking for a Full-Stack Developer responsible for developing

Community Building and Engagement: Developer Advocates foster an engaged developer community around GDA ... We are looking for a Staff Developer Advocate! ... A Developer Advocate at Global Data Assets & Analytics (GDA&A) for the Decision Science Ecosystem platform ... This feedback is then communicated to the engineering, advocating for developer needs and helping to ... Who you are: In essence, a Developer Advocate is a technical expert, communicator, community builder,

Senior Java Full-Stack Developer – Remote Contract type: B2B Hourly rate: 160–170 PLN/h Location: Remote ... We are looking for an experienced Senior Java Full-Stack Developer to join international implementation ... The position is well suited for a developer who values clean code, quality, and teamwork in a cloud-based ... Responsibilities Work as a Senior Java Full-Stack Developer across multiple implementation streams Develop