Top Tech Jobs & Startup Jobs in Cologne

Serves as the local Information Systems Security Officer for a government contract on Diego Garcia. Responsibilities include conducting system audits, risk assessments, vulnerability scans, security testing, event-log monitoring, incident investigation, compliance enforcement, user training, documentation updates, and network security maintenance. The role requires onsite availability during regular hours, one-hour response availability afterward, and 24/7 on-call support. The employee must satisfy overseas deployment, medical, passport, visa, and Secret clearance requirements.

Create and execute crypto and Web3 content and brand marketing strategies across multiple clients. Responsibilities include researching projects, protocols, market trends, and narratives; producing social media content and articles; simplifying complex blockchain concepts; developing compelling stories; directing design teams; creating visual assets; and monitoring the evolving Web3 ecosystem.

Leads exam planning, course and exam logistics, and eventually Quality Management for Lingoda’s healthcare operations. Owns teams, KPIs, costs, partner relationships, compliance, AZAV certification, process redesign, automation, and AI adoption. Drives reliable, scalable operations through data-based performance management, operational transformation, audit readiness, and cross-functional collaboration with teaching, delivery, sales, finance, authorities, and exam partners.

Own recruitment and People operations for a distributed company growing from 50 to 100 employees. Responsibilities include sourcing and closing candidates, coordinating international employment processes, onboarding, compensation and performance cycles, equity administration, employee communications, offsites, and workforce reporting. The role partners closely with founders, hiring managers, Finance, Administration, and Workplace Operations while building scalable People processes across multiple countries.

Owns full-cycle recruiting for commercial, operational, and technical roles across global markets. Responsibilities include sourcing passive candidates, building pipelines for hard-to-fill positions, advising hiring leaders, coordinating interviews and offers, maintaining accurate Greenhouse data, and improving hiring processes through systems thinking, data, AI, and automation.

Research prospects, conduct outreach, qualify inbound and outbound leads, manage a sales pipeline, and generate qualified opportunities. The representative will build relationships, track and improve results, develop outreach processes and playbooks, and collaborate with the CEO and early team to scale sales efforts.

Investigate fraud, money laundering, account abuse, cheating, and security threats. Manage transaction queues, review documentation, conduct deep-dive investigations, identify coordinated abuse patterns, collaborate cross-functionally, and report fraud trends. Recommend process and tool enhancements while maintaining strong customer support, regulatory compliance, and platform integrity.

Builds software solutions for end users as a general full-stack engineer. The role emphasizes collaboration, ownership, accountability, fast-paced execution, adaptability, multitasking, rapid learning, and an ambitious, outcome-driven approach.

Build and own production agentic AI runtime components, including context construction, retrieval and tool orchestration, ranking, scoring, guardrails, multilingual quality, latency and cost optimization, and evaluation systems. Diagnose production failures through traces and improve agent reliability for customer-facing commerce applications.

Own GrowthBricks’ technical architecture and build its core systems from the ground up. Develop agentic workflows, context extractors, memory systems, integrations, and feedback loops across CRM, sales, marketing, and product tools. Make pragmatic architecture decisions, prototype rapidly, write early production code, and evaluate whether agent actions deliver measurable business value.