I T

Senior Software Developer, AI

København
Company: All Gravy
Published Nov 10, 2025

Role highlights

Contract type

Full Time

Schedule

Permanent

Experience

Senior

Work style

Hybrid · On-site

Key skills

This Senior Software Developer, AI role requires over 5 years of professional software development experience with proven full-stack expertise. The candidate must be proficient in front-end technologies including React, React Native, Vue, and JavaScript/TypeScript, alongside back-end development primarily using Node.js. Strong experience integrating AI models into production environments is essential, including designing APIs for model serving and working with vector databases. The role demands the ability to architect scalable, fault-tolerant distributed systems and maintain AI infrastructure. Familiarity with GraphQL API development and performance monitoring is important, as is participation in code reviews and driving best practices. Additional desirable skills include experience with NestJS and MongoDB. The position emphasizes technical leadership, mentorship, and collaboration within a platform team focused on AI-driven features such as customizable AI colleagues and automations. Candidates should be fluent in English, self-driven, organized, and capable of thriving in a fast-paced, high-growth startup environment. A team player mindset with a good sense of humor is valued. The role offers a flexible hybrid work model based in Copenhagen or remote. Overall, the ideal candidate combines deep full-stack development skills with practical AI integration experience, strong system design capabilities, and a passion for building innovative AI products in a dynamic setting.

#Senior Software Developer #Software Engineer #AI Engineer #React Developer #Fullstack Developer #Platform Engineer #AI Software Engineer #AI Developer #Node.js Developer #Senior Fullstack Developer

About the role

About All Gravy

  • Transforming frontline employee tools in industries like restaurants and retail through AI
  • Modernizing work experience to be engaging and motivating
  • 3x growth in the last year, working with brands in the Nordics and UK (Pizza Pilgrims, Honest Burgers, Ottolenghi, Dishoom, Q8, 7-Eleven)
  • Backed by leading European investors and angels
  • Named one of Europe's top 50 most promising seed-stage start-ups by Creandum

Role Summary

  • Position: Senior Fullstack Developer, AI
  • Join the platform team, focusing on AI products (customisable AI colleague, AI automations, new AI initiatives)
  • Pivotal role in developing, implementing, and scaling a cutting-edge AI platform

Responsibilities

  • Own the full application stack for AI-driven features (front-end and back-end)
  • Design, build, and maintain AI infrastructure
  • Collaborate with the broader Platform team to ensure seamless integration of AI features
  • Provide technical leadership and mentorship within the AI domain
  • Conduct code reviews and drive best practices for performance, security, and code quality
  • Develop features in React/React Native applications
  • Improve GraphQL APIs
  • Monitor app usage and performance, identify and solve bugs
  • Continuously improve team processes and architecture

Requirements

  • 5+ years of experience in software development
  • Proven full-stack competency (front-end: React, Vue, JavaScript/TypeScript; back-end: Node.js)
  • Direct experience integrating AI models into production systems
  • Knowledge of API design for model serving and vector databases
  • Ability to design scalable, fault-tolerant distributed systems
  • Experience with TypeScript-based tech stack
  • Fluent in English (spoken and written)
  • Passionate, organized, and self-driven
  • Thrive in a fast-paced environment
  • Able to work full-time in Copenhagen or remotely (hybrid model)
  • Good sense of humour and team player mindset

Nice to Have

  • Experience developing user-facing AI applications
  • Experience with React Native, ReactJS, GraphQL
  • Experience with NestJS and MongoDB

Benefits

  • High-growth environment with opportunities to learn and grow
  • Flexible work location (Copenhagen office or remote)
  • Fun, energetic, and supportive team culture

How to Apply

  • We hire as soon as we find the right candidate
  • Even if you don't meet every requirement, you are encouraged to apply
  • All Gravy values a learning culture and humble people

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All Gravy

Education

All Gravy is empowering shift workers to take control of their finances. We have a belief that creating a direct link between work and pay through real-time sa...

Location
København
Employees
11-50 employees
Website
www.allgravy.com