Jobs at DeepL

Build end-to-end features for DeepL Voice across frontend and backend, focusing on real-time streaming, low-latency audio, transcript stability, and AI inference integration. Prototype and scale features in a 0-to-1 environment while collaborating closely with PMs, designers, and researchers to solve product and technical challenges.

Lead and own end-to-end development of revenue-critical full-stack systems: define problems, design architectures, make pragmatic trade-offs, deploy and ensure production reliability, and translate technical constraints into business impact. Work across backend, frontend, and infra, mentoring teams and using AI-assisted tools to accelerate delivery.

Design and implement enterprise-grade full‑stack features for DeepL's Enterprise platform, owning everything from React admin UIs to C#/.NET billing logic. Architect secure identity (SSO/SCIM/SAML), subscription and provisioning flows, ensure idempotent distributed transactions, and collaborate with Sales, Product, and Finance to deliver reliable, auditable revenue systems.

Build and own end-to-end full‑stack features: implement, test, deploy, and maintain production code. Collaborate in pair programming and code reviews, use modern tooling (including AI-assisted tools), and prioritize product-focused solutions with clean, maintainable implementation.

Design, build, and operate DeepL’s Databricks-based lakehouse and ingestion infrastructure (Kafka, dlt). Enable AI-powered data workflows via connectors and integrations, implement data observability and quality frameworks, and steward infra-as-code, CI/CD, access, security, and governance to provide a reliable, scalable data platform.

Lead research and engineering to design, implement, and deploy reinforcement learning and post-training methods that align large (multi-modal) models with human intent. Build scalable RL pipelines, run reproducible experiments from prototype to production, collaborate with engineering, ML platform, and HPC teams, and foster academic and industrial partnerships.

Drive strategic outbound SaaS sales in Italy from a London base: build pipeline via targeted outreach, qualify and demo solutions, close deals, manage CRM forecasting, pursue upsell, and collaborate with SDR, Marketing, and Product teams to meet revenue targets.

Lead and scale a technical support engineering function for a B2B SaaS product. Define strategy, grow specialist talent, modernize support workflows with automation and AI, partner with Engineering/Product/GTM, measure technical effectiveness, drive product improvements, and guide teams through growth and change.

Lead design, implementation, deployment, and operation of identity services (SSO, OIDC, SCIM, sessions). Mentor engineers, own reliability and performance, respond to incidents, set technical direction, and evolve the identity platform for scale and availability.

Lead research and engineering for multimodal and vision document-translation models. Own post-training, fine-tuning, RL-based optimization, evaluator models, and full model lifecycle from prototype to production. Build data and evaluation pipelines, mitigate reward hacking, and collaborate with engineering to deploy scalable, real-time systems.

Lead delivery for the Acceleration team that builds internal platforms and automation for commercial operations. Hire and develop engineers, set roadmaps with Product and stakeholders, maintain system reliability and data integrity, make architectural trade-offs, drive cross-functional alignment, and represent delivery health to senior leadership.

Run and optimise account-based paid campaigns across programmatic/display and paid social, align with Field and SDR teams, manage agencies and ABM vendors, build playbooks and scalable ABM frameworks, own CRM/marketing automation integrations and ABM reporting, and define metrics that tie account engagement to pipeline and revenue.

Proactively prospect and engage Italian- and English-speaking prospects via phone, email, and social to book qualified meetings. Manage high-volume outbound conversations using AI-powered tools and automation, align with regional sales teams on target accounts and messaging, hit activity and meeting targets, and represent DeepL professionally. Hybrid role with in-office presence (2-3 days/week in London).

Convert high-intent inbound leads into qualified pipeline by rapidly responding, prioritising and nurturing prospects, qualifying opportunities, owning event follow-up, maintaining CRM records, collaborating with German stakeholders, and meeting monthly pipeline targets.

Own and build DeepL's account-based GTM systems: design automated workflows linking marketing, SDR, and sales; activate signals into account actions; maintain CRM and data integrations; build reporting tying engagement to pipeline; implement AI-agent driven account research, personalization, and routing.

Sell DeepL's Language AI platform across the UK, Ireland and Nordics. Manage full sales cycle from inbound qualification to close, build pipeline, pursue upsell/cross-sell, hit revenue targets, forecast opportunities, and collaborate with SDRs, marketing and cross-functional teams.

Lead end-to-end procurement for SaaS and IT services: source and evaluate vendors, negotiate contracts, manage supplier relationships, and streamline procurement processes. Partner with IT, Security, Finance, and Legal to ensure compliant contracts, implement efficient purchase-to-pay processes, and consolidate software toolsets. Act as a trusted advisor to stakeholders, balance renewals with strategic improvements, and support evolving procurement from IT-only to company-wide.

Lead architecture and technical direction for Console, a platform powering DeepLs enterprise product. Design integration contracts, access control, entitlements, and migration paths; drive standards, contract testing, DORA targets, and self-service patterns; align roadmaps with product teams and mentor engineers to raise platform quality and delivery velocity.

Own and scale DeepL's global paid social and paid search programs (LinkedIn, Meta, Reddit, X, Google, Bing). Manage channel budgets, run structured A/B tests, build measurement frameworks, partner with ABM and cross-functional teams, optimize campaigns for CAC/pipeline/ARR, and mentor junior team members while piloting new ad formats and AI-driven automation.

As a Senior Staff Software Engineer, you will architect scalable APIs, lead partner integrations, and drive engineering velocity while ensuring security and enterprise trust in DeepL's offerings.