Top Tech Jobs & Startup Jobs in Cologne

Own the full sales cycle for mid-market customers, from self-sourced outbound prospecting through discovery, product demonstrations, negotiation, and closing. Build multi-stakeholder consensus, develop business cases, manage security and procurement reviews, sell web app and API use cases, maintain accurate CRM data, and partner with growth, product, customer success, and PLG teams to expand adoption of HeyGen’s AI video platform.

Lead development and ownership of a high-scale Pricing API for energy transactions. Build backend services, extract pricing logic into a dedicated system, improve performance, and ensure reliability, correctness, monitoring, alerting, and explainability. Establish technical direction across teams, guide engineering standards, lead migration efforts, resolve live pricing incidents, and develop agent-driven workflows. The role requires strong Python, FastAPI, SQL, data-heavy systems, API design, and product judgment.

Lead platform engineering across infrastructure, CI/CD, testing, developer tooling, observability, and secure software delivery. Build internal platforms, golden paths, and shared tooling that improve developer and AI-agent productivity. Establish engineering standards, integrate security controls into pipelines, shape repositories for coding agents, and measure impact through DORA metrics and engineering feedback.

Designs and deploys secure AI architectures and customer pilots for defense and public-sector organizations across the DACH region. Advises executives and technical stakeholders, translates operational requirements into AI use cases, leads evaluations, RFPs, and public tenders, and supports classified, air-gapped, on-premises, and sovereign-cloud deployments. Partners with account executives, system integrators, defense companies, Product, and Engineering teams to drive adoption, shape solutions, and build customer business cases.

Provides Tier 1–2 technical support to scientists using sequencing services. Responsibilities include responding to inquiries, interpreting scientific information, troubleshooting sequencing issues, monitoring outputs, maintaining CRM records, escalating complex cases, and improving workflows and documentation. The role requires a biology-related degree, sequencing or molecular biology experience, strong communication and problem-solving skills, and customer service ability. It is hybrid in Cologne with occasional weekend coverage.

Own global paid media performance and strategy across search, social, programmatic, and emerging channels. Manage significant budgets, optimize campaigns against MQL, pipeline, revenue, CPL, CAC, conversion, and ROAS targets, and develop testing roadmaps. Partner with regional marketing teams to connect acquisition to revenue, forecast performance, manage agency partners, and expand channel capabilities.

Conduct outbound prospecting in the Italian market through phone, email, LinkedIn, and other channels. Research accounts, identify decision-makers, qualify prospects, generate sales opportunities, maintain accurate CRM data, manage follow-ups, schedule meetings, and collaborate with an international team. The role may involve engaging healthcare and medical technology stakeholders. Strong Italian and English communication, organization, data management, and outbound sales skills are required.

Own the product strategy, roadmap, commercial performance, and operational reliability of a multi-market messaging and verification stack. Responsibilities include managing CPaaS and messaging providers, negotiating contracts, optimizing routing and costs, improving deliverability and verification completion, overseeing supplier performance, forecasting spend, coordinating incident response, and ensuring compliance across emerging African markets.

Develop machine learning and analytics solutions using large-scale datasets. Responsibilities include feature engineering, predictive modeling, workflow optimization, customer implementations, production deployments, stakeholder collaboration, technical training, and resolving data-related challenges. The role requires Python, PySpark, machine learning pipelines, MLflow or Airflow, statistical modeling, and strong communication skills, with preferred experience in fraud detection, risk analytics, compliance, cloud environments, and model monitoring.

Leads Cast AI’s global marketing strategy, organization, budget, and operating model. Owns positioning, demand generation, pipeline, customer acquisition, product adoption, marketing efficiency, and revenue contribution. Builds an accountable, AI-enabled marketing organization spanning product marketing, digital, content, field, partner, lifecycle, customer, and marketing operations. Partners closely with executives, Product, Sales, Customer Success, and Revenue Operations across global markets.