backend developer

your Jared poszukuje doświadczonego Java Developera do pracy zdalnej nad backendem opartym o mikroserwisy. Będziesz projektować i implementować usługi backendowe, integrować z bazami danych i zewnętrznymi systemami oraz dbać o jakość kodu.Wymagania: min. 3 lata doświadczenia jako Java Developer, dobra znajomość Spring Boot, BPMN/DMN...

Senior Back-end Developer (Node.js / TypeScript) About the Role We are looking for a Senior Back-end Developer to join our client's team. You will architect and implement robust backends, interacting with various data stores and third-party APIs to support real-time automated decision-making. Working in an agile, multinational environment, you'll have huge...

Vyntra in Warsaw is seeking a Senior Software Developer (Java) to join the Financial Crime Product Development team. You will design and develop backend services in Java within a small, autonomous agile team, building and maintaining an enterprise-grade platform used by global banks to detect fraud and financial crime.You will work with large volumes of...

Exavalu Solutions India Pvt Ltd is seeking a Senior Java Developer / Technical Lead for a remote role. You will design, build, and maintain cloud‑native enterprise applications using Java, Spring Boot, and AWS. You will integrate with PAS, CRM, SSO, DMS, and other systems while leading technical discussions and guiding development teams.The role emphasizes...

Industry: Technology solutions - consumer electronics, software, streaming Client: global enterprise, Swedish entity Work model: full time, hybrid 3 days/week on-site fromKrakow (Equal Business Park) office Project language: English Onboarding: 3 days in Malmo, Sweden Start: ASAP or 1 week notice ideally / at latest start 27th July 2026 Assignment type: B2B...

Accenture Poland is seeking a Java Backend Developer with 3+ years of commercial experience. You will design, develop, and maintain backend services using Java 17+, Spring Framework, and Spring Boot 3.x, integrate with Nasdaq Calypso, and work with messaging systems like Kafka, ActiveMQ, or RabbitMQ.You will apply secure coding practices, develop tests with...

MUST-HAVE: Java React Hibernate Spring Boot JPA Kafka – przynajmniej podstawy kolejkowania Selenium Cucumber Kontekst projektu O projekcie (cel, harmonogram, zespół) Projekt Structured Loan Manager / Covenant to nowa aplikacja rozwijana od podstaw (greenfield), której celem jest stworzenie nowoczesnego rozwiązania wspierającego zarządzanie kredytami...

About the RoleWe're experiencing significant growth and are looking for a Senior/Staff Backend Engineer to support our rapid product growth. This is an in-person role focused on owning and evolving our backend services to create a modern, AI-native developer experience.You willPartner with the Product, AI, and Operations teams to architect new features and...

Senior Java Developer Location: PolandMethodology: ScrumIndustry: Automotive (global premium brand)Collaboration: Long‑term projectSalary:130-170 zl/h Role description You will join a team responsible for developing and modernizing backend systems and implementing cloud technologies. Your main tasks will include: creating data import processes to...

WHAT IS BOX?  Box (NYSE:BOX) is the leader in Intelligent Content Management. Our platform enables organizations to fuel collaboration, manage the entire content lifecycle, secure critical content, and transform business workflows with enterprise AI. We help companies thrive in the new AI-first era of business. Founded in 2005, Box simplifies work for...

HeadHR is seeking a Senior Java Developer to join our high-performing team in Kraków. You will design, implement, and optimize backend services and APIs powering large-scale travel and transportation systems.You will lead a team, mentor developers, and shape system architecture with a focus on performance, reliability, and scalability in a cloud-native,...

Xsolla in Poland is seeking a Backend Developer to design, build, and maintain backend services and APIs using PHP and Go. The successful candidate will ensure scalability, reliability, and high performance while contributing to system monitoring and documentation.Qualified applicants should have proven experience in backend development, a solid...

Do naszego zespołu poszukujemy doświadczonego Python Backend / Data Engineera, który będzie odpowiedzialny za rozwój platformy danych oraz usług backendowych wspierających procesy związane z danymi biznesowymi i rynkowymi. Jeśli lubisz pracować z danymi, budować skalowalne rozwiązania oraz rozwijać nowoczesne API, ta rola jest dla...

INFOLET SP. Z O.O. in Kraków is seeking a Senior Java Developer with 7+ years of professional experience to join our high-performing backend team.You will design, implement, and optimize large-scale Java services for travel and transportation platforms, with a cloud-native focus and enterprise-grade architecture. You will mentor peers, own critical modules,...

Workato is seeking a Senior Ruby on Rails Developer to join a growing team in Warszawa. You will build API interfaces and backend infrastructure, collaborating with UI, connectivity, and DevOps teams to craft elegant solutions to complex problems.The role requires 7+ years of Rails experience, strong Ruby skills, and a solid foundation in OO design, with...

Hitachi Energy Poland SP. Z O.O. is seeking an experienced software engineer to design and build enterprise-grade applications using C# and modern .NET.You will develop scalable backend services, REST APIs, and cloud-native solutions on Azure, while shaping architecture, standards, and development practices. You will improve CI/CD pipelines, observability,...

Link Group is seeking a Senior Back-end Developer specializing in database technologies. You will lead design, development, and optimization of data-heavy backend systems, ensuring robust data modelling, efficient queries, and scalable storage strategies.Collaboration with cross-functional teams will be essential to deliver high-performance data solutions....

Link Group is seeking a Senior Back-end Developer specializing in database technologies. You will lead design, development, and optimization of data-heavy backend systems, ensuring robust data modelling, efficient queries, and scalable storage strategies.Collaboration with cross-functional teams will be essential to deliver high-performance data solutions....

Link Group is seeking a Senior Back-end Developer specializing in database technologies. You will lead design, development, and optimization of data-heavy backend systems, ensuring robust data modelling, efficient queries, and scalable storage strategies.Collaboration with cross-functional teams will be essential to deliver high-performance data solutions....

Link Group is seeking a Senior Back-end Developer specializing in database technologies. You will lead design, development, and optimization of data-heavy backend systems, ensuring robust data modelling, efficient queries, and scalable storage strategies.Collaboration with cross-functional teams will be essential to deliver high-performance data solutions....