backend engineer nodejs

Alarm.com is expanding in Krakow with a Senior Software Engineer in the Home Automation Experience (HAX) team. You will lead backend development for automation features, mentor peers, and influence architectural decisions, while collaborating with PM and QE to deliver reliable, scalable solutions.You will work on rules, schedules, and automation services,...

Sii Poland is seeking a skilled Backend Kotlin Developer to join a fintech platform enhancing company expense management. You will design and maintain microservices, collaborate with Platform, Services, and SMB teams, and contribute to performance monitoring and reliability improvements.The role requires 3+ years in software development, Kotlin in commercial...

SmartBear delivers application integrity for modern tech stacks, ensuring continuous, measurable assurance that software just works as intended with governance to operate at AI speed and scale. SmartBear offers deep test automation, API lifecycle management, and observability capabilities. With integrations across the SDLC, it sets a new quality standard for...

W ITLT pomagamy naszym zaprzyjaźnionym firmom przekształcać ambitne pomysły w cyfrową rzeczywistość. Z nastawieniem na wyzwania, ciekawość technologii i zwinność współtworzymy wyjątkowe rozwiązania IT i zapewniamy doświadczone osoby eksperckie, które pomagają przyspieszać cyfrową transformację. Aktualnie poszukujemy profilu na...

About the role The Colleague Clubcard & Pension team builds and runs enterprise grade APIs that power two of Tesco's flagship colleague benefits: the Colleague Clubcard and the Retirement Savings scheme. We design secure, scalable, and highly reliable services that provide seamless access to colleague benefit data across multiple systems and countries. We...

payabl. is seeking a Senior Backend Engineer to design and build scalable Python microservices for a range of internal and customer-facing products. This remote-first role in Poland involves distributed systems, AWS, and modern CI/CD practices.You will working with FastAPI or Django, Docker, and cross-functional teams to deliver high-performance, reliable...

About Gramian Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in software engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs. About The Role Our client is a Big4 Consultancy...

Google software engineers join a team building next-generation technologies that scale to billions of users. You will design, develop, test, deploy, maintain, and enhance software solutions across projects with opportunities to switch teams as needs evolve.The role emphasizes handling large-scale systems and collaborating across backend services, data...

Sonalake, a software partnering company, is expanding its backend development capability. We build rock-solid server-side applications and maintain clean, well-documented code within a collaborative, multi-disciplinary team.This role offers a remote-first setup with offices in Dublin, Poznan, and Bratislava, or fully remote/hybrid options. We provide a...

The Codest is seeking a skilled backend engineer to design, develop, and maintain scalable Kotlin/Java services and APIs. You will work within a microservices framework, shaping architecture and delivering high-quality software for a leading European e-commerce client.You will collaborate with Product, Data, and UX teams, and may contribute to...

Nordea is seeking a Backend Developer for the Savings and Investment Product & Retail Order Management Technology Service Domain. You will design, develop and maintain Java applications supporting our savings and investments products, and build robust calculation engines ensuring tax compliance across multiple countries.You will participate in the full...

Inetum Polska is seeking a Regular JVM Software Engineer to join the Sales and Commission solutions team. You will contribute to the development and maintenance of backend applications supporting commercial commission processing, implementing new business requirements and enhancing components throughout the lifecycle.Your daily work includes Java with Spring...

DCG Poland is looking for a skilled Java Backend Developer to join our client’s Fraud Management team. You will develop server-side applications, design solutions, and build near real-time data pipelines in a Scrum setting.You’ll work with Spring Boot, SOAP/REST Web Services, Kafka, and relational databases, ensure performance, and collaborate across...

Peloton is seeking a Senior Software Engineer to lead an agile team designing and building scalable microservices powering core features across bikes, tread, and digital platforms. You will mentor juniors, collaborate with TPM and Product, and deliver high-availability APIs with robust testing and monitoring.The role emphasizes performance optimization,...

Tieto Deutschland GmbH is seeking a Software Engineer to join the Patient Engagement team. You will design, develop and maintain backend features in a SaaS environment with a strong .NET and SQL focus, using EF in C#.The role supports a hybrid work model, allowing office or remote work according to schedule. You should have 3+ years of professional...

Jobtailor is seeking a senior Go backend engineer to implement scalable micro-services and tune data models for fintech workloads. You will work on AWS, DynamoDB, and PostgreSQL, with a strong emphasis on performance and reliability.The role involves collaborating with product on roadmaps, reviewing architecture, mentoring colleagues, and contributing to...

Worldline is hiring a senior Java engineer in Warsaw to help design and deliver robust payment technology services. You will own end-to-end aspects from API design to deployment pipelines, collaborating with cross-functional teams across the Risk Tech Services unit.You will work with Java, Spring Boot, PostgreSQL, Docker and modern CI/CD tooling, applying...

Cisco Systems, Inc. in Kraków is seeking a skilled License Manager engineer to design, build, test, and maintain core licensing capabilities using C++.You will lead features from design through production delivery, balancing correctness, performance, security, and maintainability. You will collaborate with product management, support, and partner...

OneRail is a technology company in Kraków, Poland, delivering a delivery orchestration platform that connects shippers with a broad courier ecosystem. We seek a Senior Backend Developer (Node.js) to design, optimize, and scale backend services powering our logistics platform.You will work in a hybrid setup, collaborating with cross-functional teams,...

Alarm.com Kraków is expanding its Home Automation Experience (HAX) team and building a new group in Krakow. You will contribute to backend and device software, across platforms, collaborating with Product, QA, and other engineers.As a Software Engineer II, you’ll own technical designs and feature implementations, with emphasis on backend systems, data,...