Top Software Engineer Jobs in Krakow

Design, implement, test, deploy, and operate import/export services for a cloud-native SaaS. Build React+TypeScript UIs, architect resilient distributed systems, own production reliability and on-call duties, improve CI/CD and observability, mentor engineers, and collaborate on product and design system development.

Design, build, and operate cloud-native Import/Export services for RelativityOne. Own production systems and on-call duties, drive observability and CI/CD automation, mentor engineers, and translate business needs into scalable distributed SaaS solutions meeting SLO/SLA targets.

The role involves leading a software team, developing and maintaining applications, troubleshooting issues, supporting operations, and mentoring engineers.

Lead full‑stack engineer responsible for designing, building, and maintaining high‑traffic payment systems. Provide technical leadership, solve complex production issues, integrate AI tools, and collaborate across frontend, backend, and infra to deliver secure, scalable payment features.

Design, develop and maintain loyalty microservices using Java/Kotlin. Own full SDLC with CI/CD, containerization and monitoring. Promote code quality, testing, DDD/SOLID practices, collaborate in Scrum and pair programming, and communicate fluently in English.

Design and implement large-scale browser-based rendering infrastructure to execute and extract structured content from JS-heavy web apps. Improve rendering quality, performance, cost, and throughput at internet scale and productionize rendering research.

Build browser infrastructure and tooling to provide reliable, large-scale web access for an agent-native search platform. Research website-browser interactions, fingerprinting, client verification, and browser networking. Implement instrumentation, observability, debugging tools, and translate findings into production systems at internet scale.

Lead architecture and backend development for the vCluster platform by designing and implementing Kubernetes-native solutions in Go, owning features end-to-end, contributing to open-source, and solving deep systems challenges around multi-tenancy, isolation, and GPU infrastructure.

Lead rapid prototyping, architectural research, and complex technical projects for a Kubernetes virtualization platform. Partner with the CTO to shape product direction, integrate new technologies, and occasionally engage customers to translate needs into engineering solutions. Provide technical leadership beyond coding and mentor the team.

Architect and build core backend components of the vCluster platform by working deeply with Kubernetes internals. Write high-performance Go code, take end-to-end ownership from design to release, contribute to open-source projects, and solve complex systems and multi-tenancy problems for GPU and Kubernetes-based infrastructure.

Join the Multi-Source team to design, develop, test and debug Java-based services for Sabre's Air Offers platform. Improve applications, integrate AI into the SDLC, collaborate in Agile, and maintain high coding standards while supporting cloud-native, containerized deployments.

Be the hands-on technical owner of the LiteAPI product: design, implement, and operate backend/API infrastructure, lead technical decisions, work closely with product, stakeholders, and customers, and mentor engineers while shipping high-impact features in a fast-moving startup.

Develop core backend components for a blockchain network, focusing on reliability and scalability, mainly using Rust. Ensure code quality through testing and debugging.

Lead design and implementation of core backend services for high-performance distributed systems. Own technical decisions, build for scale, write well-tested code, use modern practices (BDD/TDD), collaborate cross-functionally, conduct code reviews, and produce internal documentation.

The Senior Full-stack Engineer will design and build features in TypeScript, driving projects with a product mindset and collaborating in a dynamic startup environment.

The Staff Software Engineer will lead technical direction, improving system design and mentoring others while writing code and collaborating across teams for a cloud-based generative coding platform.

Design, implement, and maintain scalable full-stack web features across frontend and backend. Collaborate with product, design, and QA to deliver customer-facing functionality, write tests, perform code reviews, monitor production, and continuously improve performance, security, and reliability.

Lead design and delivery of distributed, cloud-native SaaS ingestion infrastructure on Azure. Define architecture and non-functional requirements, own reliability and observability, lead cross-team deployments (AKS, Event Hubs/Service Bus, Cosmos/SQL), drive post-incident improvements, champion IaC and platform best practices, mentor engineers, and partner with product and stakeholders on trade-offs.

Design and implement backend features for a multitenant SaaS platform, optimize and profile services, write thorough tests, collaborate with product/UX/frontend, apply AI-assisted tooling, and contribute to scalable cloud architecture and production incident resolution.

Design, build, and maintain core reliability components (rate limiters, schema migration tools, circuit breakers, Redis caching). Troubleshoot and optimize production systems (PostgreSQL, distributed services), lead incident investigations, create reusable resilience tools, and promote reliability best practices across engineering teams while leveraging AI coding tools.

Build and own end-to-end features for Chainguard's AI-enabled CI/CD and supply-chain security products. Design, implement, and iterate on integrations like hardened GitHub Actions, container tooling, and agentic AI features. Drive architectural decisions, collaborate with Product and front-end teams, and ship secure, production-ready developer tools.

Design, build, and maintain RESTful, asynchronous microservices and APIs for internal and external customers. Optimize service performance at scale, deliver high-quality code reproducibly, and evolve the Service Delivery platform while collaborating across teams to drive features to completion.

Lead design and implementation of CI/CD and AI-related product features, owning end-to-end delivery. Build and secure CI/CD systems, work with containers, registries, and Kubernetes, extend agentic AI into customer experiences, guide architecture, and collaborate closely with Product and front-end teams.

Build and ship secure, production-ready CI/CD and AI-integrated features end-to-end. Design, implement, and iterate on products (e.g., hardened GitHub Actions, agent features), work closely with Product and front-end teams, make architectural decisions, and extend Chainguard's agentic AI capabilities into customer-facing experiences.

Design, implement, and maintain Java-based enterprise applications for embedded licensing. Analyze requirements, produce technical designs, write clean multithreaded code, perform code reviews, integrate services via RESTful APIs, troubleshoot customer issues with TAC, and mentor junior developers.