440 backend developer English-speaking jobs in Masovian Voivodeship

Agreement type:** employment contract**Working time:** full-time**Working Mode:** hybrid**Specialization:** backend

the developer stays in control. ... Nice to have Designing for developer-focused products or technical environments. ... Ever since we started, back in 2000, we have strived to make the strongest, most effective developer ... Air is a new kind of developer tool: a workspace where multiple AI agents run tasks in parallel while

End-to-End Product Engineering: Build features across the frontend, backend, and AI integration layers ... Tech Stack Frontend / Backend: Next.js, Node.js, Python AI & Machine Learning: PyTorch, OpenAI / Anthropic ... For Strong Full Stack Experience: Proven background building end-to-end features across frontend and backend

Full-stack mindset with the ability to work across backend and frontend technologies. ... Participate in the modernization of legacy systems Develop scalable backend services using C#/.NET.

Requirements 7 years of experience designing and developing backend systems at scale. ... Key Responsibilities Lead the design, development, and launch of backend systems at scale using Python

Develop and maintain both frontend interfaces (React, Next.js, etc.) and backend systems (Python, Node.js ... Integrate foundation models and APIs (OpenAI, Anthropic, Hugging Face, Stability, etc.) into robust backend ... AI-powered web applications. 2 years of experience in software development, covering both frontend and backend

technical ownership, and the ability to independently deliver complex features across C++, Qt/QML, backend ... testing, and delivery Design reusable and scalable QML components Integrate QML user interfaces with C++ backend ... planning, architecture discussions, and risk assessment Collaborate with UI/UX designers, QA engineers, backend

What you will do Build end-to-end product functionality across frontend, backend and AI integrations. ... This is an end-to-end engineering role covering frontend development, backend systems and AI integrations ... Collaborate closely with Machine Learning, backend and product teams to deliver functionality from concept ... The successful candidate will work from Poland and collaborate with frontend, backend, Machine Learning ... What we are looking for Strong professional experience in full stack engineering across frontend and backend

maintain Android applications using Kotlin Integrate AI-powered features (chat, voice, vision) via backend ... and error handling Optimize app performance, responsiveness, and reliability Collaborate closely with backend

By designing automated guardrails, shared infrastructure, and scalable developer workflows, you will ... Scale Infrastructure for Growth: Design and evolve the long-term scalability and developer experience ... Scale-Minded Developer Experience: Proven track record of managing and optimizing workflows, linting, ... Champion CI/CD & Developer Experience: Maintain and optimize our current CI/CD pipelines in Bitrise while ... Working alongside engineering and product teams, you will help shape the core architecture, tooling, and developer

You will play a key role in developing and maintaining backend services, building modern React applications ... Familiarity with Agile development environments Startup experience Responsibilities Develop and maintain backend

Experience implementing AI‑assisted software engineering practices that improve developer productivity ... Improve developer experience through modern engineering tooling, reusable engineering platforms, automation ... strategy, product delivery, technical modernization, engineering excellence, organizational effectiveness, developer ... adoption of AI‑assisted software engineering tools and intelligent development practices that improve developer ... Demonstrated success leading engineering transformation initiatives that improve software quality, developer

skilled Python Technical Lead to join our dynamic team, driving the design and development of distributed backend ... Responsibilities Lead design, development and deployment of backend platform capabilities in a restricted

We are seeking a Senior Salesforce Developer to lead the delivery of complex Salesforce Field Service

Senior React Developer - Technical Leadership Location: Warsaw Contract Type: Contract (6 months) Job ... Position Overview As a Senior React Developer, you will play a crucial role in both technical delivery ... They are currently seeking an experienced Senior React Developer to join their team on a 6-month contract

Ensure high code quality, performance, and reliability of data workflows and backend services. ... Develop backend components in Python to support our AI product and collaborate on features leveraging ... primarily from a data engineering perspective, you will build and maintain Azure-based data pipelines, backend

You will work closely with backend engineers and business stakeholders to deliver scalable, user-friendly

Junior Java Developer – BPMN/Workflow Automation java BPMN PL Junior What We Expect of You Around ... Azure comprehension Communicative German Project Description We are searching for a Junior Java Developer

E-commerce Knowledge: Hands-on experience working with Shopify backend is an absolute requirement. ... Administrative & Financial Support: Assist with essential backend tasks, including PSI system data entry

# C Developer**Workplace:** Warsaw**Agreement type:** B2B contract**Working time:** full-time**Working ... evaluate and comprehend code quickly* Complete projects on schedule and within budget constraints* C Developer