Senior Staff Software Engineer | API

Responsibilities

• ▹Architect a hyper-scalable infrastructure designed to support exponential growth in traffic and data volume; set the technical vision for microservices
• ▹Lead the technical side of strategic partnerships, building integrations with AWS Marketplace and enterprise SaaS providers
• ▹Own the delivery of 'Trust' features—granular billing, residency controls, and auditability—essential for closing enterprise deals
• ▹Establish rigorous platform standards (contracts, versioning, security) that raise the bar for the entire organization
• ▹Build self-service tooling and automated quality gates that empower product teams to deploy independently without breaking production

Requirements

• ▹10+ years in software engineering with a focus on high-scale distributed systems and API platform architecture
• ▹Distinguished experience with modern cloud stacks and backend technologies, driving engineering cultures centered on automated testing and operational discipline
• ▹Enterprise integration mastery: navigating compliance, security, and data residency challenges while building integration patterns for third-party ecosystems
• ▹Strategic communication: translating complex technical challenges into clear strategic proposals, writing RFCs, influencing stakeholders
• ▹AI-native developer: actively uses and advocates for AI tools to streamline workflows and guide the organization in adopting AI-assisted engineering practices

Soft skills

What we offer

• ▹Diverse and internationally distributed team, 90+ nationalities
• ▹Open communication and regular feedback
• ▹Hybrid work schedule, two office days a week, flexible hours
• ▹Virtual Shares: an ownership mindset for every employee
• ▹Regular in-person team and company events
• ▹Monthly full-day Hack Fridays for passion projects
• ▹30 days of annual leave and access to mental health resources
• ▹Competitive, location-tailored benefits package

About the company

DeepL is a global AI product and research company focused on building secure, intelligent solutions to complex business problems. Over 200,000 business customers and millions of individuals trust DeepL's Language AI platform for human-like translation, improved writing and real-time voice translation. Founded in 2017 by CEO Jaroslaw 'Jarek' Kutylowski, DeepL now has around 1,000 employees.