Top Software Engineer Jobs in Krakow

Design and build distributed Go systems that autonomously manage Kubernetes infrastructure and cloud resources at scale. Own features end to end, debug complex production issues, integrate with AWS, GCP, and Azure APIs, and work with Kubernetes internals, time-series data, observability, CI/CD, and cloud-native tooling. Collaborate across teams, influence product direction, and participate in on-call rotations where required.

Design and ship agentic voice AI systems for banking, including conversation orchestration, tool calling, runtime architecture, LLM guardrails, grounding, policy enforcement, evaluation, and real-time latency optimization. Maintain production reliability, reduce configuration friction, collaborate across distributed teams, and establish standards for reviewing AI-generated code.

Set iOS technical direction for a unified multi-market consumer application across several mobile teams. Own architecture, modularization, concurrency adoption, security, build systems, quality standards, and technical roadmaps. Collaborate with product, backend, platform, QA, Android, and other engineering leaders. Drive cross-team technical decisions, mentor senior engineers, resolve disagreements, establish governance, and deliver platform improvements across a large production codebase.

Develop and maintain automated Python testing frameworks for complex networking, virtualization, storage, and security software. Own feature verification from test planning through automation, perform Linux-based system and integration validation, manage Docker and virtualized test environments, analyze defects, and collaborate with engineering, DevOps, architecture, and product teams to support high-quality releases.

Build and maintain Elastic’s MCP server, agent skills platform, CLI, libraries, and third-party AI integrations primarily using Go and Rust. Develop evaluation and linting systems, collaborate with product teams and external partners, improve developer experience, and contribute to backend infrastructure and Elastic Stack tooling. The role requires strong software engineering expertise, product thinking, adaptability, and communication within a globally distributed team.

Design, build, operate, and optimize backend services in Go for authentication, authorization, billing, audit, notifications, pricing, and reporting. Own complex features end-to-end, troubleshoot security- and money-critical production issues, optimize databases and high-load systems, collaborate across teams, contribute to product direction, and participate in on-call rotations.

Design, build, and operate internal platform systems supporting CI/CD, GitOps, observability, local development, Kubernetes, and cloud infrastructure. Improve developer productivity through paved roads, self-service tooling, and reliable deployment workflows. Debug complex production issues, optimize performance, contribute to the platform roadmap, and participate in on-call rotations.

Develop UEM application features for on-premises, cloud-based, and hybrid network management solutions. Build Java backend and frontend components using Spring and Tomcat, work with PostgreSQL databases, and contribute to applications involving network technologies such as SNMP and Kafka.

Build high-impact full-stack features and reusable services for marketing, signup, KYC, onboarding, and funding experiences across web and mobile. Collaborate with product, design, data, and infrastructure teams to improve activation, retention, and monetization. Design scalable distributed systems, participate in architecture discussions, measure results through experimentation, and maintain strong performance, reliability, and security standards in a globally distributed environment.

Design and operate customer-facing networking APIs, Python orchestration control planes, and automation that configures routers across global points of presence. Build resource allocation, job queues, retries, rollback, reconciliation, BGP, WireGuard, GRE, NAT, firewall, DNS, cloud interconnect, and Envoy xDS integrations. Own production monitoring, incident response, billing synchronization, API compatibility, and network configuration drift detection across application and infrastructure layers.

Build and maintain performant React web applications using TypeScript and JavaScript. Provide technical leadership and mentorship, collaborate with backend engineers, designers, and product managers, conduct code reviews, and improve code quality, scalability, and maintainability. Own frontend feature delivery, contribute to technical planning, guide implementation and testing, and identify technical initiatives such as performance improvements, dependency updates, and technical debt reduction.

Develop systems for monitoring and predicting flight trajectories in aviation and defense. Create and deploy features tackling real-world optimization problems using a modern tech stack.

Build scalable backend systems and data pipelines to power consumer credit reporting. Partner with Product, Compliance, Servicing, and Credit teams to design robust reporting systems, ensure operational availability, monitor metrics, support on-call, write well-tested code, debug large codebases, and contribute to team growth and hiring efforts.

Designs, develops, and maintains scalable build, infrastructure, and vulnerability-management tools for global engineering teams. Responsibilities include creating frontend and backend features, optimizing multi-platform build systems, supporting multi-architecture compilation, improving software reliability and security, and partnering with cross-functional stakeholders. The role requires expertise in object-oriented programming, build generators, compilers, service-oriented architecture, REST, microservices, databases, SQL, and CI/CD tools.

Develop scalable, fault-tolerant backend search services for Splunk’s distributed search platform. Responsibilities include designing search features, optimizing query execution, improving reliability and scalability, troubleshooting customer incidents, building CI/CD and test automation capabilities, and mentoring engineers. The role requires strong C++ development, distributed-systems expertise, cloud experience, debugging skills, and familiarity with REST or gRPC services.

Design, build, deliver, and maintain backend software features and highly available microservices. Improve performance, scalability, reliability, and observability; resolve complex production issues; contribute to incident response and postmortems; and make technical decisions for owned services. Collaborate with Product Management and SRE/DevOps, maintain strong code quality and operational excellence, use AI coding tools, and mentor junior and mid-level engineers.

Design, develop, and own production-grade backend features from architecture through deployment. Build robust, scalable server-side systems for complex performance requirements, maintain code infrastructure, and integrate large language models, vector databases, and third-party AI services to create AI-powered APIs and services.

Lead the design and delivery of scalable backend and platform services at internet scale. Guide technical roadmaps, distributed-systems initiatives, service reliability, monitoring, and technical-debt reduction. Mentor engineers through reviews, pairing, documentation, and workshops; collaborate cross-functionally on feature delivery and architecture. Serve as a technical owner, support production systems, coordinate cross-organizational projects, and drive consensus, quality, and engineering improvements.

Build and maintain scalable backend services and APIs for an access control platform that connects cloud software to physical controllers and devices. Work across the full stack (backend-leaning), integrate with device communication/firmware flows, write tests, participate in deployment and monitoring, and collaborate with product, hardware, and other engineering teams.

Set technical strategy for backend identity systems, deliver scalable distributed services, and lead architecture, reliability, monitoring, testing, and operational processes. Collaborate with product, design, and analytics teams; establish engineering standards; guide technical execution; communicate through writing and technical talks; and mentor engineers. The role focuses on identity data management, KYC verification, decisioning, regulatory complexity, global expansion, availability, and fraud-risk reduction.

Develop and architect features for Malwarebytes Browser Guard, serving millions of users. Write high-quality, tested code; design integrations; collaborate with Product, UX, and QA; review code; mentor engineers; and support delivery of the product roadmap. The role emphasizes React, JavaScript/TypeScript, Go, debugging, system architecture, AI workflows, user-centric design, and strong communication.

Build and own cloud features end to end across backend services, React interfaces, databases, testing, CI/CD, deployment, and production support. Use AI coding tools to accelerate development, debugging, refactoring, and test generation. Collaborate with product and UX teams to deliver scalable, reliable customer experiences using public cloud platforms, SQL/NoSQL databases, and modern infrastructure.

Work on backend and on-device automation features (rules, schedules, scenes) for Alarm.com's Home Automation team. Deliver end-to-end features, own technical designs, build HTTP APIs/services, optimize data and edge computing infrastructure, collaborate with product and QA, and apply testing and CI/CD practices.

Design, build, and improve distributed clearing and securities-finance systems supporting brokerage products. Own projects from ideation through deployment, develop reliable APIs and integrations, refine existing infrastructure, and participate in on-call operations. The role requires strong systems fundamentals, attention to detail, financial-markets interest, and ownership of production systems handling customers’ money.

Own and productionize localization, mapping, calibration, and state-estimation systems for autonomous ground vehicles operating at active airports. Responsibilities include sensor fusion, 3D mapping, calibration, online validation, diagnostics, regression testing, deployment, and safety monitoring. The role provides technical leadership across perception, planning, and platform teams while advancing autonomous operations toward driverless capability.