Top Tech Jobs & Startup Jobs in Cologne

Design, develop, and operate scalable backend systems for real-time alerting and observability. Own features from architecture through deployment, solve distributed-systems challenges, and build highly available streaming applications processing millions of events per second. Collaborate with engineering and product teams while applying strong practices in data modeling, monitoring, incident management, and fault-tolerant system design.

Own the strategy and delivery of Cosuno’s integrations, public API improvements, connectors, and first MCP server. Gather customer needs, define data models and permissions, create engineering tickets, prioritize the roadmap, launch pilots, and measure integration adoption. Partner with Engineering, Customer Success, Sales, the CTO, and Head of Product while communicating technical concepts clearly. The role requires frequent customer interaction, API testing, AI-assisted workflows, and occasional travel to construction customers across Germany.

Own product and infrastructure security across fintech products and cloud environments. Lead threat modeling, architecture reviews, secure code reviews, vulnerability management, bug bounty operations, CI/CD security scanning, IAM and secrets management, and security standards. Partner directly with engineering leadership to identify and remediate critical vulnerabilities across backend services, APIs, frontends, Solana programs, and infrastructure.

Own demand generation for Canto's DACH market, driving MQL and pipeline growth through paid search, paid social, SEO, GEO, localized content, and campaign analytics. The role manages Google Ads, LinkedIn, and Meta campaigns, partners with Sales and SDR teams on lead quality and handoffs, and provides data-driven recommendations. Fluency in German and English, DACH market expertise, B2B SaaS marketing experience, content localization skills, and practical AI proficiency are required.

Owns full-cycle recruiting across engineering and non-technical teams, including intake, sourcing, interviewing, offers, and candidate experience. The role also builds talent communities, supports employer marketing, advises hiring managers, tracks hiring metrics, improves interview processes, and maintains compliant hiring workflows across countries. This is a fully remote role for someone based in Europe or the UK who can regularly overlap with US hours.

Generate and qualify sales opportunities across the DACH region through German- and English-language inbound and outbound outreach. Conduct discovery conversations with technical and executive stakeholders, identify business drivers and buying signals, document findings in Salesforce, and hand qualified opportunities to Account Executives. Monitor opportunity momentum, re-engage stalled prospects, and contribute to pipeline quality and conversion rates.

Lead Carbonfuture’s in-house legal function, owning commercial contracts, negotiations, fundraising transactions, corporate governance, compliance, and legal operations. Advise on carbon credits as an emerging financial asset class, capital markets regulation, and relationships with regulators and financial institutions. Manage external counsel, legal budgets, templates, and playbooks, while supervising a part-time legal counsel. Represent the company in industry associations and help establish market standards for carbon removal credits.

Own the full enterprise sales cycle for ETRM software across Europe and South Africa. Build qualified pipeline, conduct consultative discovery, coordinate technical demos, navigate complex multi-stakeholder procurement, forecast accurately, and close six-figure deals with energy traders, utilities, and renewable companies. The role requires energy-market expertise, technical fluency, conference networking, internal deal orchestration, and frequent European travel. The executive will also contribute market intelligence and help shape Molecule’s European sales playbook.

Designs technical solutions for European prospects and customers, leads RFP and tender responses, conducts technical discovery, maps media workflows, creates architecture diagrams, supports deal scoping, develops sales enablement materials, manages implementation partners, and ensures smooth handoff to deployment. The role collaborates across Sales, Product, Engineering, and customers in media, production, and IT environments.

Build and operate backend pricing systems for real energy contracts. Responsibilities include designing the Pricing API, consolidating pricing logic, improving quote speed, implementing error handling and observability, creating alerting, explaining pricing failures, and supporting live incidents. The role requires production Python backend experience, FastAPI, SQL, data-heavy systems, end-to-end project ownership, and AI-assisted development workflows.