92 backend developer English-speaking jobs in Katowice

Develop parts of a distributed, cloud-native system for the hospitality industry using .NET 9 (C#), microservices, and AWS. Requires 2+ years experience with C#, Web API, PostgreSQL, and strong OOP skills.

Develop parts of a distributed, cloud-native system for the hospitality industry using .NET 8 (C#), microservices, and AWS. Requires 4+ years experience with C#, Web API, and PostgreSQL.

We're seeking a Lead Full-stack Developer to help build a new product powered by Python and FastAPI on ... the backend, React/TypeScript on the frontend, and PostgreSQL and OpenSearch for database management

We are looking for a Senior Full-stack Developer to join a team building a new product that leverages ... Python and FastAPI on the backend, React/TypeScript on the front end, with database management powered

Nice-to-Haves Exposure to backend Java (reading backend code occasionally helpful). ... Are you a skilled React developer experienced with fixed income trading? ... Are you a skilled React developer experienced with fixed income trading? ... Ability to read backend Java code is a plus., Participate in team discussions and contribute to architectural ... debugging application performance issues.This is a fully remote front-end React development role for a developer

A Day in the Life of Our Senior Backend Developer Work with Java, AWS, multi-tenant architecture, and ... Required Technology Experience Experience designing and developing backend services and APIs. ... About the Role As a Senior Software Engineer, Backend, your primary focus will be developing complex

This is a fully remote backend Java development role for a developer in Poland or Romania. ... This is a fully remote backend Java development role for a developer in Poland or Romania. ... The Role at a Glance Senior Java Backend Engineer Fully remote for a top N. ... Are you a passionate Java developer who thrives on solving complex problems in low-latency, high-throughput ... The Role at a Glance Senior Java Backend Engineer Fully remote for a top N.

Our requirements 4+ years of hands-on experience as a Fullstack Developer or in a closely related engineering ... Solid experience with Python 3 and FastAPI in building backend services and APIs. ... Experience with frontend and backend testing frameworks (e.g. Vitest, Playwright, pytest). ... Designing and developing REST APIs and real-time Server-Sent Events streaming, end to end, from backend ... production-grade web application across the full stack, from the React frontend to the Python/FastAPI backend

about data structures and debugging application performance issues.This is a fully remote role for a developer ... about data structures and debugging application performance issues.This is a fully remote role for a developer ... Proven experience building backend services for front-office trading systems. ... EngineerBuilding a trading systems, including high-performance backend services for market data and ... EngineerBuilding a trading systems, including high-performance backend services for market data and

Responsibilities As a Fullstack Cloud Developer, you will join one of many Storm Reply AWS Cloud projects ... You will develop serverless backend solutions on AWS, working with services such as AWS Lambda, API Gateway

. · You are experienced in designing, developing and launching backend systems at scale technologies

In this role, you will: Build backend solutions using Java 11+, Java EE, XML integrations, and Oracle

. · You are experienced in designing, developing and launching backend systems at scale technologies

What We Look For · You have 4+ years of experience designing, developing and launching backend systems

Integrate frontend applications with REST APIs and backend microservices. ... Build and maintain backend services with Java, Spring Framework, Spring Boot, SQL, and AWS.

responsive user interfaces based on provided mockups (Figma) and the design system., Collaborating with the backend

Hands-on experience designing and implementing microservices, APIs, and backend systems. ... Position overview: We are looking for a Senior Full-Stack Engineer (70% frontend / 30% backend) to join ... This position requires strong backend engineering experience with Python as well as solid front-end or ... Design, develop, and maintain backend services using Python (FastAPI, Flask, Django, or similar frameworks ... Requirements: 6+ years of professional software engineering experience, with significant work in both backend

Join us to contribute to enhancing the developer experience and advancing platform performance. ... platforms like Backstage, Humanitec, or OpsLevel to improve developer productivityUnderstanding of high ... diverse development tools and services within the platform ecosystem to support multiple teamsEnhance developer ... development workflowsGuide adoption of AI technologies on the platform (GenAI, AI agents, AIOps) to improve developer ... Crossplane, Pulumi, and AWS Controllers for Kubernetes to manage cloud resourcesExperience using internal developer

You will focus on creating standardized tools, frameworks, and seamless integrations to enhance developer ... Join us to apply your expertise in platform engineering and help improve the developer experience across ... across teamsGuide adoption of AI technologies on the platform (GenAI, AI agents, AIOps) to improve developer ... and operationsIntegrate various development tools and services within the platform ecosystemEnhance developer ... management tools including Crossplane, Pulumi, and AWS Controllers for KubernetesExperience with internal developer

boundaries, unblock themselves quickly, and collaborate closely with backend, QA, and partner teams. ... a proactive and self-sufficient person, able to navigate complex integration work across mobile and backend ... health data cleanly to product teams through shared, well-documented client interfacesPartner with backend ... Compose in real-world applicationsSolid experience integrating with platform APIs, third-party SDKs, and backend