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Technical co-founder / CTO
I'm interested

Industry

Other

Category

All functions

Experience

Mid level

Application Deadline: Oct. 20, 2026

Location: Stockholm

Workspace type: On-site

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Contact Person
Melina Diamantoglou

Job Description

Diamind is an early-stage company building software for sustainability data /reporting and compliance. We are part of Sting Core in Stockholm (one of europes top accelerators) and are looking for a technical co-founder to help turn our prototype into a reliable customer product. We are raising capital, small round with angel investors, and in late Q4/early Q1 planning on pre-seed round.

Skills & Requirements

What you’ll work on

  • Take the existing prototype to a secure, reliable product used by real customers.
  • Develop the frontend, backend and data model.
  • Build integrations and reliable data-processing workflows.
  • Put testing, monitoring and release processes in place.
  • Make technical trade-offs with the founder, balancing customer needs, time and cost.

What you’ll bring

  • Full-stack development: strong TypeScript skills and experience with React and backend services.
  • Production experience: you have deployed and maintained software with real users and handled incidents.
  • PostgreSQL and data modelling: experience designing schemas, protecting data integrity and making safe migrations.
  • Authentication and authorisation: practical experience with roles, access controls and tenant isolation.
  • APIs and integrations: experience with OAuth, webhooks, retries and error handling.
  • Testing: experience writing automated tests for backend logic, permissions and critical user flows.
About the company

Sustainability reporting & compliance on autopilot.

I'm interested