Top Software Engineer Jobs in Krakow

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.

Senior Software Engineer role at Miquido. Posting contains an application prompt and extensive data-privacy / whistleblower notices; no technical responsibilities, deliverables, or qualifications are provided.

The Senior Software Verification Engineer will validate software products through automated testing, integration validation, and defect analysis in high-speed networking and virtualization domains.

Build and maintain full-stack product features for Assessments, Interviews, and Learn. Drive identity and authentication systems, write clean maintainable code, perform code reviews, collaborate cross-functionally, and lead technical design discussions to deliver business-impacting features.

The role involves software engineering responsibilities, requiring clear communication, problem-solving skills, and adaptability. Candidates should have at least 6 years of experience.

The Staff Software Engineer will enhance Apache Kafka features, mentor engineers, collaborate with the community, and ensure software quality and reliability.

Design and architect scalable software, document decisions, develop software using best practices, test code thoroughly, and manage cloud environments.

Own and evolve a custom Chromium fork to evade anti-bot detection, reverse-engineer JavaScript challenges, build automated tooling and pipelines for evasion, develop observability for fingerprint mismatches, and mentor engineering on browser internals and stealth techniques.

The Senior Software Engineer will design and develop high-quality web and mobile applications, ensuring code quality while collaborating with product teams and mentoring junior engineers.

Build and optimize the core edge platform for a hybrid edge-cloud video security system. Implement streaming, recording, on-device AI, and low-latency communication. Profile and tune CPU/memory, improve concurrency and performance, containerize workloads, and collaborate with AI/ML engineers to deploy models on resource-constrained devices.

Work on YDB distributed storage and database systems to maximize performance on modern and legacy hardware (NVMe, HDD, DPUs). Reengineer components for low-latency, high-throughput workloads, profile and debug production systems, and design resilient distributed storage primitives. Collaborate on incident resolution and production deployments to support Nebius cloud services.

Build and maintain a distributed, fault-tolerant, high-performance block and filesystem storage system. Work on virtualization (virtio-blk, virtio-fs, QEMU, vhost-user), high-throughput VM-to-storage networking (TCP, RoCEv2/RDMA), and core storage features like replication, consensus, self-healing, and data migration. Debug and optimize performance-critical I/O paths while writing reliable, maintainable code in a collaborative team environment.

Build and maintain user-facing features and interfaces for Restream web services. Design and implement UI and business logic, collaborate with product designers and engineers, perform code reviews, improve reliability and scalability, and evaluate emerging technologies.

As a Principal Software Engineer at Autodesk, you will shape technical direction, solve complex design automation challenges, and collaborate with cross-functional teams to deliver user-facing products. You'll work hands-on with cloud-based systems and drive architectural decisions, contributing to sustainable solutions in design.

Design, build, operate, and support resilient distributed platform services. Write maintainable code, troubleshoot production issues, improve reliability and observability, and assist internal teams. Participate in on-call rotations and collaborate on platform evolution.

Join the Kubernetes product team to design and implement Kubernetes operators and addons, write high-quality Golang and Python code, debug issues, collaborate with a distributed team, mentor colleagues, and contribute to open-source integration and lifecycle management. Travel 2–4 weeks yearly for team events.

Design and implement cloud-based solutions, coordinate implementations, analyze needs, resolve technical issues, and maintain documentation.

As a Senior Software Engineer, you will design and implement backend services, handle large data sets, build scalable systems, and collaborate with teams to enhance AI-driven products.

As a Senior Software Engineer, you will develop CUDA Core Libraries in C++ and Python, optimizing GPU algorithms and improving developer experience across stacks through collaboration and independent project management.

Work on Percona's open-source MongoDB operational tools (primarily ClusterSync and also Backup). Build and harden a Go-based replication engine handling initial cloning and continuous change streams, ensure correctness and fault tolerance at scale, support sharded clusters, optimize performance and resource usage, and maintain CLI/HTTP APIs, metrics, logging, tests, and packaging. Collaborate openly via GitHub pull requests and JIRA.

The Senior Software Engineer II will enhance software, design systems, conduct code reviews, mentor peers, and ensure quality and compliance.

Join the software validation team to define test strategy, maintain test environments, execute manual test scenarios, submit and verify defects, diagnose system integration issues, design and validate fixes, and share knowledge with test and software engineers.

Lead QA for AI-enabled Fusion platform features: define risk-based test strategies, design/maintain automation (UI/API/performance), validate AI behavior, diagnose distributed system defects, mentor engineers, and influence design and acceptance criteria.

The Senior Principal Software Engineer will define technical architecture, lead engineering efforts, mentor teams, and enhance platform performance while building scalable cloud applications and systems.