1612 backend developer English-speaking jobs in Masovian Voivodeship

Informatica Data Quality (IDQ) and SQL Engineer to design, implement, and maintain data quality solutions. Develop data quality rules, mappings, and workflows using IDQ. Support data validation efforts and ensure data accuracy through SQL development.

Develop Python-based solutions for large-scale data processing and TV viewership analytics on GCP. Build and maintain scalable Machine Learning environments using tools like Kubeflow and Github Actions. Create web applications with Flask or FastAPI to automate data analyses.

Senior Golang Developer sought for a 2-3 month project in the travel industry. Requires 4+ years of experience, strong Golang knowledge, and experience with ORMs, SQL, and unit testing. Must have excellent communication and organizational skills.

Design, build, and maintain Java-based microservices for automated workflows. Model business processes using BPMN 2.0, DMN, and CMMN. Integrate with other services and ensure reliable production operation. Collaborate with business teams to translate requirements into solutions.

Design, develop, and implement enterprise-level applications and services using Java and Spring Boot. Build and maintain scalable microservices architectures. Participate in the full software development lifecycle.

About The Company/project We are looking for an exceptional Kafka Developer with a passion for data who ... Job title: Kafka Developer Location: Poland Work mode: Remote Type of cooperation: B2B Contract Salary

Designs, develops, and implements complex enterprise-level applications and services using Java and the Spring Boot framework. Builds and maintains scalable microservices architectures. Participates in the full software development lifecycle.

About the role We’re looking for a Senior Backend Engineer to join our early team and help build our ... You might be a fit if you: Must have: 6 years of experience as a Backend Engineer, preferably in the ... On the backend side, this means working on data ingestion, processing, and the infrastructure that powers ... JVM ecosystem (we use Kotlin on the backend) Experience working in product companies (B2B SaaS preferred ... working in small companies or startups would be a strong advantage Experience designing and owning backend

Background in building developer tools, SDKs, or IDE integrations. ... Qualifications Python Expertise: Extensive commercial experience in backend development using modern

This role will be focused on Backend rather than Frontend.

About the position As a Senior Python Backend Engineer within Advanced Analytics Team, you will join ... Key responsibilities: Design, build, and maintain backend services and REST APIs powering AI-enabled ... Required Experience & Skills 6 years of professional backend engineering experience; MLOps or AI platform

From backend APIs to frontend UIs and DevOps, you’ll help shape the future of commercial solar design ... Passion for dev tooling and workflow automation such as CI/CD, containerization, observability, and developer

Remote Fullstack Developer Join Codepole as a Fullstack Developer and work with clients such as Scania ... It is a very interesting long term project that gives an opportunity to grow as a developer and manage

What You’ll Do Take full ownership of backend services from design through deployment, maintenance, ... and continuous improvement Design, develop, and maintain scalable, high-performance distributed backend ... looking for a Senior Python Engineer to own, design, build, and maintain high‑performance distributed backend ... junior engineers through code reviews, architectural discussions, and knowledge sharing Own critical backend ... support production issues as needed What We're Looking For: 5+ years of professional Python backend

What You’ll Do Take full ownership of backend services from design through deployment, maintenance, ... and continuous improvement Design, develop, and maintain scalable, high‑performance distributed backend ... looking for a Senior Python Engineer to own, design, build, and maintain high‑performance distributed backend ... and support production issues as needed What We’re Looking For 5+ years of professional Python backend ... junior engineers through code reviews, architectural discussions, and knowledge sharing Own critical backend

Experienced Java Developer sought for a project supporting credit risk management systems. Develop and maintain applications using Java, Spring Boot, Hibernate, and REST APIs. Collaborate with international teams and stakeholders. 8-10 years of experience required.

About the Role As a Software Developer in Test, you will join one of several high-impact teams of QA

is currently looking for a Software Developer for an EU agency in Warsaw. ... Software Developer in support for Operational Applications - European Union Agency in Warsaw NTT DATA ... Responsibilities As a Software Developer, these are the main tasks that you'll be responsible for

Join us as Power Platform Developer.

Salesforce Developer II will design, implement, and integrate Salesforce solutions. Requires 3-4 years of experience with Salesforce platform, Apex, Lightning Components, and integration tools. Must have strong data architecture and security knowledge.