Top Tech Jobs & Startup Jobs in Krakow

Leads the growth business unit for validated mobile games, owning P&L, revenue, profitability, user acquisition, product strategy, live operations, development, analytics, and organizational scaling. The role requires transforming proven titles into sustainable, profitable businesses through data-driven product optimization, disciplined UA investment, strong live-game operations, and high-performing multidisciplinary teams.

Develop and maintain responsive frontend applications using TypeScript, integrate APIs and services, implement UI/UX designs, optimize performance and scalability, apply frontend security and data protection practices, troubleshoot issues, participate in code reviews, and contribute to open-source privacy-focused projects.

Leads enterprise application architecture, software development, integration, modernization, cloud transformation, governance, and technical assurance. Designs secure, scalable solutions using .NET, Azure, APIs, SQL Server, DevOps, and related technologies. Provides architecture roadmaps, standards, documentation, stakeholder collaboration, mentoring, and technical leadership while ensuring regulatory, security, and data protection compliance.

Own paid acquisition strategy and quality standards across 25+ SaaS brands. Manage high-value Google, Microsoft, LinkedIn, and other ad accounts hands-on; lead PPC freelancers; advise brands on budgets and channel strategy; establish campaign, tracking, attribution, documentation, and reporting systems; support acquisitions and partner with analytics and SEO teams.

Create production-ready 2D artwork for real-money slot games, including concepts, logos, symbols, UI, backgrounds, and reel frames. Use AI tools for concepting and asset generation, then manually refine semi-realistic visuals. Prepare assets for slicing, animation, and game-client integration while collaborating with animators, designers, developers, and QA. Deliver complete art packages within two- to three-week production timelines and incorporate stakeholder feedback.

Design, implement, and maintain blockchain infrastructure and dApps. Develop and review smart contracts, optimize consensus and cryptography for scalability and security, troubleshoot performance and reliability issues, and collaborate with product and design teams to deliver features while staying current with blockchain advancements.

Own end-to-end growth for deposits: define strategy, run and prioritize experiments across acquisition and product, manage acquisition budget, track CAC/LTV/activation/retention, coordinate cross-functional teams, and build an experiment tracking system to compound learnings.

Build and maintain native iOS apps for 3D visualization and AI-assisted field workflows. Implement UI components, integrate backend and real-time data, optimize performance and memory, write clean Swift code, participate in architecture and code reviews, and troubleshoot device-specific issues while collaborating with product, design, and AI teams.

Design, develop, and maintain high-quality web applications using CodeIgniter and PHP. Collaborate with cross-functional teams to define and ship features, ensure application performance and quality, identify and fix bugs, and maintain code quality and automation.

Lead end-to-end annotation projects: define workflows, coordinate teams (annotators, reviewers, experts), track progress and quality via dashboards, manage launches and phase transitions, pilot tooling and methodology improvements, and build scalable operational systems and documentation to support annotator community and cross-functional alignment.