Senior Software Engineer | Language Products | Full-Stack

DeepL
London
Workplace: HybridFull timeFunction: Software EngineeringSkills: ["Product-first mindset","High agency","Bias for action","Collaboration","System thinking"]

Build end-to-end, user-facing features for DeepL’s Media Translation products, spanning consumer experiences and an enterprise Customization Hub with glossaries, translation memory, and style rules. Architect state management, API integrations, and high-performance backend/frontend systems that preserve formatting for documents like PDF, Word, and PowerPoint. Collaborate with Research, Product, and Design to turn complex AI constraints into intuitive UX and measurable performance.

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FursaFursa
DeepL
DeepL
6 months ago

Senior Software Engineer | Language Products | Full-Stack

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Source: Company careers pageValidated by: Fursa AI
Last checked: 10 hours agoStatus: Live

Job Summary

Build end-to-end, user-facing features for DeepL’s Media Translation products, spanning consumer experiences and an enterprise Customization Hub with glossaries, translation memory, and style rules. Architect state management, API integrations, and high-performance backend/frontend systems that preserve formatting for documents like PDF, Word, and PowerPoint. Collaborate with Research, Product, and Design to turn complex AI constraints into intuitive UX and measurable performance.
Location: London
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering

Key Responsibilities

  • •Own core translation product experiences end-to-end, architecting and building UI and backend systems across Customization Hub and enterprise workflows.
  • •Build consumer-grade enterprise interfaces that support complex collaboration and localization workflows.
  • •Make high-stakes technical decisions around state management, API integrations, and performance, prototyping and iterating based on user friction.
  • •Collaborate with Research, Product, and Design to translate AI constraints into intuitive UX and build transparency/performance metrics.
  • •Use AI-powered tools to accelerate velocity, including boilerplate generation, test generation, and debugging support.

Pay and Benefits

Equity and Bonus:Equity
Perks:Hybrid WorkFlexible HoursHealth InsuranceAnnual LeaveEquity

Key Requirements

  • •Full-stack fluency with hands-on experience in C# and Python, plus comfort with JavaScript-based rendering and front-end work when needed.
  • •A product-first mindset focused on user adoption and reduced friction, not just merged pull requests.
  • •Ability to architect for ambiguity by making high-stakes decisions across state management, API integrations, and performance.
  • •Strong engineering–business collaboration skills, translating complex AI constraints into intuitive UX while adding transparency and performance metrics.
  • •Bonus: experience with document analysis models (e.g., OCR/layout), visual/image processing, or integrating with legacy enterprise systems like SAP.
Experience:AIMachine learningB2CEnterprise
Skills:Product-first mindsetHigh agencyBias for actionCollaborationSystem thinking
Tech Stack:C#PythonJavaScriptAPI integrationsPDFWordPowerPointGitHub CopilotClaudeOCRSAPLLMsNVIDIA DGX SuperPODs

Company Brief

DeepL
DeepL builds Language AI products (DeepL Translator, DeepL Write, APIs and enterprise solutions) that provide high-accuracy translations and writing assistance to businesses and individuals, focusing on privacy, security and enterprise deployment.
Industry: AI & Machine Learning
Company Size: Enterprise (1,001+ employees)
Growth: Scaleup
Valuation: Unicorn (USD 1B+)
Funding: Series D
Headquarters: Cologne, Germany
Founded: 2017
Glassdoor
Glassdoor: 3.5
WebsiteLinkedInGlassdoor