Praca programista backend Warszawa. Znaleziono 972 ofert pracy.

Mid-Level QA Tester – Database & API Validation

ITDS PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... on testing, data validation, and backend process analysis, contributing directly to ... data flows, transformations, and backend processing accuracyWrite and execute complex ... , GROUP BY)Experience testing backend systems or data-driven applicationsHands- ...

Back-End Engineer NET | AWS | Kubernetes

Link Group PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... financial environments. You’ll work on backend services in C# .NET Core, ... technologies, the better, though solid backend fundamentals matter most. We’re looking for: Strong backend experience with C# .NET Hands- ...

Full Stack Developer

TechTree PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... using TypeScript, React, and modern backend frameworks. Youll work closely with ... -end tooling. Build and maintain backend services, APIs, and integrations (Node. ... , server-side TypeScript, or similar backend frameworks. Solid understanding of modern ...

Python Developer

Devapo PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... responsible for developing and maintaining backend applications and AI-powered solutions ... Design, develop, and maintain scalable backend applications using Python Build and ... in creating, testing, and maintaining backend components in .NET, Java, or ...

Python Data Engineer

RTB House PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... , develop, and maintain the backend for web applications responsible for ... Desired Experience: Solid experience in backend development for data-intensive applications ... a team. Selected Technologies: Backend: Python, FastAPI Databases: BigQuery, PostgreSQL ...

Python Engineer

CLOUDFIDE SPÓŁKA Z OGRANICZONĄ ODPOWIEDZIALNOŚCIĄ PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... will design and build robust backend services and APIs that power ... and building scalable, production-grade backend services and REST APIs using ... developing Agentic AI solutions within backend systems. Collaborating closely with engineers, ...

Business Analyst

Big Blue Marble PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... requires a solid understanding of backend processes, system dependencies, APIs, integrations, ... to analyze workflows, data flows, backend logic, and API-based interactions ... working with SaaS products, APIs, backend systems, integrations, and system-level ...

Full-Stack Developer

Link Group PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

Key Responsibilities: Backend & Frontend Development: Develop scalable web ... robust RESTful APIs and modern backend services. AI & DevOps Practices: Apply ... and integrating RESTful APIs and backend services. Gen AI Interest: Experience ...

Software QA Engineer

PTT Consulting Sp. z o. o. PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... . Handson experience with SQL for backend and data validation (PostgreSQL preferred) ... exploratory testing on web and backend systems. Validate backend logic and data integrity using ...

Frontend Developer React

Link Group PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 11 dni temu

... applications with RESTful APIs and backend systems. Translate business and design ... designers, product owners, and backend engineers. Optimize application performance, accessibility, ... APIs and working with backend services. Understanding of UI UX ...

Test Engineer Manual Tester

Experis Manpower Group PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 13 dni temu

... testing, data validation, and backend process analysis. Responsibilities Plan, design, ... data flows, transformations, and backend processing. Write and execute SQL ... subqueries, GROUP BY). Experience testing backend systems or data-driven applications. ...

Regular Senior Lead Angular Developer with Capacitor

Spyrosoft PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... and mobile components, integrates with backend systems and data sources, and ... components with RESTful APIs and backend services Ensure high standards of ... owners, UX UI designers, and backend developers Contribute to technical and ...

Senior Fullstack Engineer

Upside PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... . You’ll bridge the gap between backend logic and frontend experience, ensuring ... design and implementation of both backend systems and frontend interfaces. Proactive ... of building complex web applications. Backend: Strong proficiency in Python or ...

Senior FullStack Engineer Nodejs & TypeScript f m

BSH Sprzęt Gospodarstwa Domowego PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... latency across a global infrastructure. Backend & Streaming: Master our Event-Driven ... , even when dealing with complex backend states. Testing & Reliability: Drive a ... in Node.js and TypeScript. Backend & Messaging: Strong command of Event- ...

Senior Data Platform Engineer

MOTIFE PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... work at the intersection of backend engineering, platform reliability, and cloud- ... Engineering Design, build, and operate backend systems that rely on scalable ... and operating production systems Strong backend engineering fundamentals (e.g. Python, ...

Senior Principal AI Systems Engineer

Yard Corporate PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... representation, integrating LLMs with backend services, databases and external tools, ... , AI evaluations, LLM observability, backend architecture, SaaS architecture, data pipelines, ... prompt engineering but not backend or architecture, does not understand ...

Senior Frontend Engineer React

N-iX PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... will partner with Product, Design, Backend, and DevOps teams to deliver ... cross-functionally with Product, Design, Backend, and DevOps teams to define ... working with Product, Design, and Backend teams. Experience mentoring junior engineers ...

Frontend Engineer

AgileEngine PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... , implement AEM headless content, integrate backend ordering and authentication APIs, and ... architecture; Connect the site to backend services and third-party tools, ... with product managers, designers, and backend engineers to turn requirements into ...

Senior Fullstack Engineer

WearLinq PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... remote. Full-stack engineer with backend focus We are looking for ... , with a strong focus on backend technologies Bachelors or higher degree ... and build various high-performance backend microservices Integrate data from our ...

Senior Python Engineer

Yard Corporate PL, 52.21519, 21.2453, warszawa, mazowieckie, Warszawa 15 dni temu

... with modern cloud architectures. Responsibilities Backend & Pipeline Development: Design and develop scalable backend services and high-performance data ... . Requirements 8 years of professional backend software development experience (with a ...