Top Tech Jobs & Startup Jobs in Krakow

The AR Accountant will manage customer payments, reconcile cash transactions, resolve discrepancies, and support month-end processes in the Accounts Receivable department.

Lead and manage the Database Services team across Architecture, Engineering and DB Ops. Oversee 24x7 operations, weekend maintenance, HA Always On clusters, automation using Terraform/Ansible, DWH and NoSQL support (Snowflake, MongoDB), performance tuning, backup/recovery, change and incident management, staffing and shift scheduling, and adherence to ITIL/Agile processes.

Design and develop software solutions for AI/ML applications, propose new approaches to optimization problems, and collaborate with global teams in research and development.

Design, develop, and maintain high-performance C++ software; lead architecture and code reviews; optimize concurrency and performance; collaborate across teams; mentor junior developers; support CI/CD and debugging.

Serve as a Salesforce Business Analyst applying Salesforce admin and platform knowledge to analyze requirements, configure/customize Sales/Service/Community Clouds, support testing/deployment, deliver change management and training, and collaborate with cross-functional teams using Agile and Jira.

Freelance LLM Engineer to integrate LLM-powered features (chat, summaries, classification, document Q&A) into existing Python, Node.js, or Ruby codebases. Build RAG pipelines, manage embeddings and vector search, work with vector DBs (pgvector, Pinecone, Qdrant), implement reliable LLM endpoints, and advise clients on trade-offs around latency, cost, and accuracy.

Design and own E2E test automation architecture using Playwright and JavaScript. Define automation strategy, build a prioritized regression suite, integrate tests into CI/CD, reduce flakiness, and mentor a Middle QA Automation Engineer while partnering with developers to embed quality practices.

Build and maintain E2E automated tests for a B2B procurement platform using Playwright and JavaScript. Grow coverage of critical user flows, investigate failures versus flakiness, log reproducible defects, collaborate with developers, and ensure CI/CD pipelines remain stable.

Coordinate cross-functional engineering efforts to manage defect resolution and change control for traction inverters. Define problem/defect management strategy, analyze root causes, prioritize and track defects, support corrective actions and lessons learned, and maintain customer and supplier communication to achieve zero defects at product launch.

Lead system verification & validation for hybrid/electric vehicle programs. Develop and execute HIL/eDyne test plans, track V&V status, report to stakeholders and customers, manage defect tracking and test-equipment budget, ensure audit readiness, and coordinate cross-functional testing activities.

Manage and maintain project requirements: derive, decompose, trace, baseline and disseminate stakeholder and customer requirements. Ensure RM tool configuration, compliance matrices, ASPICE processes, and collaboration with architects, safety and test teams to meet project timelines.

One-year software development internship (full-time summer, then part-time possible) working with engineering teams to build and scale applications, OS-level tools, cloud and internet-related systems. Interns contribute to real projects, improve automation, reliability, and supportability, and gain hands-on experience alongside experienced developers.

Customer-facing Site Reliability role applying SRE best practices to customers running Isovalent software on Kubernetes. Troubleshoot incidents, analyze customer architectures, collaborate with stakeholders, improve customer health monitoring and tooling across on-prem and cloud environments.

Design, implement and maintain backend services for a digital banking platform. Own full lifecycle delivery within a cross-functional team, collaborate with architects and QA, ensure security, performance and scalability, work with microservices, relational databases, integration patterns, and support frontend tasks as needed.

Lead a software engineering team to deliver cloud-native, production-grade features end-to-end. Drive execution, roadmap delivery, cross-functional alignment, process improvements, incident retrospectives, and people development while ensuring predictable, high-quality output.

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.

Lead design and build complex Android features for Alarm.com's flagship app, focusing on real-time video streaming, IoT device control, and scalable architecture. Own projects end-to-end, mentor engineers, drive technical decisions, and implement performant UIs and native integrations (NDK/JNI) while collaborating with cross-functional teams.

Lead design and implementation of complex iOS features for Alarm.com's flagship app, focusing on Swift/SwiftUI development, real-time video streaming (RTSP/WebRTC/SRTP), backend integrations, architecture, mentoring, and cross-team collaboration from concept to production.