Top Tech Jobs & Startup Jobs in Warsaw

Build and scale backend systems for AI-native construction procurement software. Own data models, GraphQL APIs, distributed processing semantics, integrations with construction ERPs, authorization, approvals, and transactional business workflows. Develop in Go with Postgres and AWS, while contributing to AI-driven document extraction, optimization, observability, and complex integrations. Collaborate in a fast-moving startup environment with evolving product requirements and strong ownership expectations.

Build and own AI models, data pipelines, evaluation suites, and AI product features for construction procurement software. Develop document extraction and workflow automation using generative AI, LLMs, RAG, and optimization algorithms. Design complex data models, integrations, backend services, and production systems using Go, GraphQL, PostgreSQL, and AWS.

Lead zero-to-one product development of an AI contract-review agent: define vision, run extensive user discovery, scope prototypes, drive tech strategy with engineers, deliver MVP, and shape early GTM and positioning.

Lead product development for a zero-to-one on-premise AI appliance: define v1 scope, ship model serving and developer tools, run discovery with technical buyers, coordinate hardware/software integration, and run pilots, pricing, and go-to-market experiments.

Lead design and build of an end-to-end AI contract-review agent: prompt orchestration, RAG pipelines, fine-tuning, web UI and tooling, data/model infra, deployment (CI/CD/cloud), and product-driven features like assumption mapping and contract diagnostics.

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.

Coordinates cross-functional workflows and business initiatives, supports customer operations, tracks priorities and blockers, resolves issues with business and technical teams, improves processes, and ensures commitments are completed. The role requires hands-on business operations experience, strong coordination and problem-solving skills, ownership of initiatives from start to finish, and clear communication.

Develop and maintain high-performance Modern C++ components for an embedded vision and traffic management platform using ROS2 and sensor fusion. Responsibilities include sensor and interface integration, distributed message-based applications, architecture, testing, performance optimization, Linux debugging, containerized development, code reviews, and mentoring junior developers.

Lead the vision, strategy, and 0-to-1 delivery of Kaltura’s enterprise Learning and Enablement Experience platform. Own product roadmap, AI integrations, portfolio integration, enterprise pricing and packaging, go-to-market strategy, competitive positioning, and executive reporting. Build AI-powered course generation, conversational tutoring, personalized learning paths, simulations, and platform foundations for enterprise learning, sales enablement, customer onboarding, and education markets.

Manage owner-furnished, contractor-installed vendors for data center projects in Milan. Responsibilities include coordinating vendor interfaces, schedules, technical submissions, installation, quality, contracts, scope gaps, risks, changes, and stakeholder communications. The role aligns equipment schedules with project programs, tracks milestones, oversees on-site installation, and ensures compliance with specifications. Candidates need data center commissioning, operations, or facilities experience, familiarity with critical infrastructure equipment, vendor management and QA/QC expertise, engineering education, and Italian and English proficiency.

Own and execute Decoda's content and inbound growth strategy across social, blog, SEO, and paid channels. Produce short-form video and written content, design experiments to optimize engagement and cost-per-lead, manage paid and organic performance, implement analytics and attribution (GA4, UTM), track funnel metrics, and collaborate with leadership to align content with sales and brand priorities.

Own a portfolio of performance marketing and SEO client accounts from strategy through retention. Define KPIs and success plans, lead client communications, interpret ROAS, CPA, CAC, LTV, and organic growth metrics, coordinate paid media and SEO specialists, identify account expansion opportunities, and manage renewal risks. The role is remote and requires consistent availability during US business hours.

Own and improve HR operations infrastructure for a distributed, multi-country SaaS workforce. Responsibilities include designing employee experiences, HR operating models, performance and development calendars, people-data processes, HR technology and vendor ecosystems, EOR partnerships, and compliance workflows. The role partners with HRBPs and business leaders to support high-quality talent decisions and reports to the CHRO.