111 backend developer English-speaking jobs in Łódź

, Backend Developer , or Integration Developer role Strong development experience in Python Good hands-on ... / front-office Requirements: 5 years of experience in software engineering, ideally in a Fullstack Developer ... across investment systems Project description: We are looking for an experienced Aladdin Fullstack Developer

Position overview In this role, you will improve and maintain existing backend services written in Go ... Responsibilities Maintain and improve existing backend services written in Go Design schemas, optimize ... queries, and manage safe database migrations in PostgreSQL Develop backend logic and agentic components ... , and infrastructure components Requirements Experience developing backend services using Go Experience ... This position provides opportunities to influence backend architecture and extend the platform with scalable

various tasks to lower maintenance costs and improve security posture Implement abstraction layers as backend ... ) Experience with Typescript Experience in implementing UI using the React framework Development of backend‑for‑frontend ... APIs to allow other systems to interact with the platform Extend the internal developer portal UI to ... APIs, including security best practices Knowledge of Internal Developer Portal technologies such as ... experience Experience working in production‑grade platform‑related teams (Cloud, Infrastructure, Internal Developer

strong Python backend skills. ... You are A Frontend/Fullstack Developer with 2.5 years of experience, combining deep React expertise with ... strong proficiency in React and modern JavaScript/TypeScript Very strong proficiency in Python and backend ... scalable frontend applications with a focus on performance and user experience Build and maintain robust backend

Software Lead Developer (Python, LangChain, Docker) Miejsce pracy: ŁódźTechnologies we use ExpectedPython ... Software Architecture & System Design • Designs modular, testable, and scalable backend systems. ... with a strong background in building scalable, secure, and high‑performance backend systems. ... Join us and take your career to the next level as Software Lead Developer (Python, LangChain, Docker) ... LangSmith – LLM monitoring, evaluation, tracing FastAPI – designing high‑performance REST services and backend

number of recruitment projects we undertake for our partners, we are currently looking for: Senior Java Developer ... Responsibilities: Design and build a backend Java platform for the STP Lending Manager application from ... GitHub Copilot) to improve development efficiency and code quality Take clear ownership of backend components ... shaping architecture and core technical solutions from an early stage Develop a scalable and maintainable backend ... working with JPA Experience using Maven Experience with Liquibase for database schema versioning Strong backend

the development and maintenance of modern web applications and backend services. ... This posting is part of a Talent Pool for the .NET Developer role. ... We are seeking a Regular or Senior .NET Web Developer to work on an active client project focused on ... discussions Collaborate with QA, DevOps, and product teams Requirements Commercial experience as a .NET Developer

This is a single-developer project , where you will work closely with the client's internal teams and ... laboratory stakeholders to clarify requirements, define scope, and improve existing backend processes ... Position: Senior Backend Engineer (Java / Architecture) Contract: Freelance / B2B – Remote (EU Only) ... We are looking for a Senior Backend Engineer with strong architectural skills to join a long-term project ... on the project Refactor and modernize legacy backend systems Improve and extend existing microservices

As a Fullstack Developer, you will play a key role not only in delivering clean, scalable, and maintainable ... Build scalable, maintainable, and high-performance backend services Develop modern, responsive, and ... Responsibilities Design and develop fullstack solutions (backend and frontend) within a greenfield project

- or full stack-developer). ... Extensive experience in building backend applications with Node.js. ... Your profile 3 years of experience in software development focused on TypeScript tech-stack (as backend ... code" tools (Terraform) Extensive experience working with RESTful APIs and integrating with complex backend

- or full stack-developer). ... Extensive experience in building backend applications with Node.js. ... code" tools (Terraform) Extensive experience working with RESTful APIs and integrating with complex backend ... requirements-expected : 3+ years of experience in software development focused on TypeScript tech-stack (as backend

As a developer, you will work on both backend and frontend development, taking responsibility not only ... Responsibilities you'll have Developing backend and frontend features within a greenfield application ... experience Practical knowledge of Java and Spring Boot Motivation and readiness to further develop Java and backend

Key Responsibilities Design, build, and maintain backend services and tools using Python. ... Job Description Python Developer – Banking Domain with ML/AI Expertise Location: Poland (Tricity / Warsaw ... Seniority: Mid / SeniorEmployment Type: Full-time About the Role We are looking for an experienced Python Developer

Then you should check out our Senior Python Backend Engineer opening as well . ... Lead Python Backend Engineer Browsing jobs can get boring, so let us convince you to actually apply for ... We’re continuously looking for backend engineers who want to work on cutting-edge Python-based systems ... Working at Reef in practice Reef Technologies is a fully remote Python backend software house. ... Lead Python Backend Engineer wanted Do you have at least 5 years of programming experience, including

peer reviews, refinements, and continuous feedback loops across a multi-disciplinary team Maintain a developer-first ... Tech Stack Backend: Python 3.1x, Django 4.x, Django ORM Frontend: React (rarely requests to craft FE) ... releases via feature flags Responsibilities Design, develop, and maintain scalable finance-focused backend

In this role, you will design and develop internal developer tools as well as automate testing and release ... Responsibilities Designing and implementing backend CLI tools and APIs in C# / .NET (latest versions) ... Expert knowledge of C# / .NET (latest versions) with hands-on experience in building CLI tools and backend

ML Engineer (Scala & Python focus) We are looking for a developer, who fits the Polar Night SW team and ... Solid Scala proficiency, ability to read, maintain and troubleshoot existing codebases Strong Python backend ... feature development (roughly 50-50 balance) KEY RESPONSIBILITIES - Maintain and develop the LLM chatbot backend

. oFoundational Knowledge: Understanding of software architecture principles (frameworks, frontend/backend ... Microsoft SQL Server MySQL PostgreSQL Jenkins Git Jira JSON HTML about-project : As a WMS/WCS Software Developer ... Technical Skillset: oCore Stack: Solid experience as a C# full-stack developer within the .NET ecosystem

Qualifications Proven experience as a backend engineer or similar role. ... Responsibilities Build and maintain backend services using Node.js and TypeScript. ... About the Role We are looking for a Node/Typescript/SQL backend engineer to join our growing team (50

Join our team as Java Developer!