Top Tech Jobs & Startup Jobs in Warsaw

Generate and convert group sales leads, manage client relationships, develop targeted sales strategies, conduct proposals and site visits, negotiate contracts, and coordinate room, food and beverage, and meeting-space requirements. Maintain accurate account and reservation details while driving room revenue, profitability, and sales goal achievement for the hotel.

Lead the design, development, deployment, and operation of production-grade generative and agentic AI solutions. Build multi-agent workflows, RAG systems, enterprise integrations, evaluation frameworks, and secure cloud deployments on AWS. Establish reusable architecture patterns, testing, observability, and governance practices while collaborating with technical teams, stakeholders, and European clients.

Provides empathetic, accurate customer support for Superhuman products, handling account, subscription, product, and troubleshooting inquiries through email and live chat. The role requires resolving issues, addressing dissatisfaction, collaborating cross-functionally, improving support operations, using AI tools, and managing multiple priorities independently in a fast-paced environment.

Provide technical and leadership support during emergency network incidents, isolating faults, restoring customer systems, resolving complex telecom and solution-level issues, and optimizing networks. The role collaborates with customers and internal support teams, contributes to projects, leads emergency response, develops solutions during post-mortems and root-cause analyses, and drives post-event improvements.

Own the full enterprise sales cycle from prospecting through deal closure, acquire major merchants, and sell Adyen’s financial solutions. Build relationships with technology leaders and solution providers while collaborating with sales support, implementation, and account management teams. The role requires consultative selling, strategic negotiation, analytical thinking, networking, and fluent English and Polish communication in a fast-paced, global environment.

Leads government relations strategy for Germany and Central and Eastern Europe, with Germany as the focal market and additional coverage of Poland and Czechia. Builds relationships with ministries, parliament, regulators, industry bodies, NATO, and EU institutions; monitors and influences policy affecting aerospace, defense, aviation, trade, sustainability, manufacturing, and emerging technologies; advises business leaders; coordinates advocacy; and represents Honeywell Aerospace in industry forums and joint initiatives.

Lead pre-sales technical engagements to design and architect scalable, highly available systems using MongoDB. Advise customers on architecture, run demos/POVs, support sales strategy and account planning, generate demand, foster customer success, mentor team members, and stay current on cloud, data, and AI technologies. Hybrid role based in Warsaw with up to 25% travel.

Design, build, operate, and own backend services for an underwriting platform using Kotlin, Java, or another JVM language. Shape APIs, architecture, domain models, persistence, reliability, and observability. Build agent-assisted workflows, collaborate with frontend, product, and client-facing teams, engage directly with underwriters, and use AI coding tools responsibly. The role requires solving ambiguous customer problems, making independent technical decisions, and contributing to engineering standards.

Lead and improve cloud security posture across AWS/Azure/GCP, run cloud configuration assessments, own vulnerability management, embed DevSecOps and IaC controls, support incident response, ensure compliance, mentor engineers, and operationalize AI-assisted security workflows.

Secure and automate CI/CD pipelines, integrate SAST/DAST and vulnerability management, configure and monitor WAFs, implement cloud security posture practices with tools like GuardDuty, Wiz, Orca and DataDog, manage security IaC with Terraform/CDK, build developer self-service security tools in the IDP, and collaborate across Infrastructure, Development, and Security teams to detect and remediate risks.