Top Software Engineer Jobs in Krakow

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

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.

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.

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 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.

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.

Build and maintain services and tooling to automate and secure network lifecycle across data centers. Implement CI/CD, staged rollouts, drift detection, observability pipelines, and APIs that integrate network source-of-truth with the cloud platform. Collaborate with network engineers and SREs to turn operational pain into production-grade automation and tooling.

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.

Develop core backend components for a blockchain network, focusing on networking, reliability, scalability, and high-quality software practices.

Develop and enhance front-end, server-side, and database applications, focusing on blockchain products while ensuring high performance and security.

As a Distributed Systems Engineer, you'll design and evolve LiveKit's core systems, implement resilient architectures, and enhance reliability and developer velocity, working on critical features in production environments.

Design and evolve core control, data, and observability systems; implement resilient region-spanning architectures; build libraries, protocols, and tooling; diagnose and harden critical paths using metrics, tracing, and testing; and shape platform capabilities across identity, scheduling, observability, and distributed state management.

The role involves designing and evolving core systems at LiveKit, implementing resilient architectures, and building tools to enhance system reliability and developer speed. Strong distributed systems experience and programming skills are essential.

Design, implement, and operate low-latency, highly available distributed control, data, and observability systems. Build region-spanning architectures, libraries, protocols, and tooling; diagnose and harden critical paths using metrics, tracing, testing, and real traffic; and shape platform capabilities around identity, scheduling, observability, and distributed state management.

Lead architecture and development of a mission-critical, distributed call-handling platform. Drive microservices design, CI/CD, automated testing, cloud deployments, observability, messaging, and mentor engineering teams while supporting 24/7 operations.

Lead design and implementation of threat detection features for on-prem and hybrid identity environments. Build scalable backend services, integrate product capabilities across the ITDR portfolio, apply AI/ML for anomaly detection, and mentor engineers. Collaborate with product and platform teams to align architecture, security, and operational practices for enterprise deployments.

Design and implement scalable backend services for on-prem and SaaS identity recovery (Active Directory, Entra ID, Okta). Influence architecture, integrate with platform products, adopt cloud/containerization and AI capabilities, triage customer issues, and mentor engineers.

Lead design and implementation of identity-focused threat detection for hybrid environments. Build scalable on-prem backend services, integrate ITDR products, apply AI/ML for anomaly detection, collaborate with product and platform teams, mentor engineers, and drive architecture and security-first solutions.

Design, build, and operate scalable backend and platform services across cloud environments. Own service lifecycle from design through deployment, observability, troubleshooting, and production support. Drive decisions for data flow, asynchronous workflows, resiliency, and performance. Improve CI/CD, automation, testing, and engineering workflows while collaborating on architecture, ADRs/RFCs, and cross-team technical standards.

Design and implement scalable backend services and APIs with tight AI/LLM integration. Collaborate with product and data science teams to operationalize models, deploy microservices (Docker/Kubernetes), maintain CI/CD and reliability, mentor junior engineers, drive technical best practices, ensure security and compliance, and lead feature development and documentation.

Design, implement, and maintain scalable backend services and APIs with LLM/AI integration. Collaborate cross-functionally to operationalize AI models, lead projects, mentor engineers, ensure reliability, security, and CI/CD-driven deployments, and drive technical best practices.

As a Senior Software Engineer, you will develop and manage a MongoDB solution on various platforms, ensuring reliability and security while contributing to a small team focused on impactful projects.

Design and maintain backend services and data pipelines, develop front-end features, optimize solutions, and collaborate with teams to drive impactful features.

Design, build, test, deploy, and support distributed, cloud-native Import/Export services. Create resilient architectures meeting SLO/SLA targets, own production systems and on-call duties, drive observability and CI/CD automation, mentor engineers, and partner with Product to shape the roadmap.

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.