Full Stack Developer
Role Overview
This mid-level Full Stack Developer role involves working across front-end and back-end development to build and maintain core features, develop APIs, and integrate third-party services. You'll collaborate closely with a small team, take ownership of features, and contribute to technical decisions that support scalable and secure growth. The role requires writing clean, well-tested code and supporting deployment and performance improvements in a remote or hybrid environment.
Perks & Benefits
The role offers a remote-first working environment with flexible hours, depending on timezone, and a small, collaborative team that provides real ownership and impact. You'll have the opportunity to shape a product from early stages, with a competitive salary based on experience and growth opportunities. The company emphasizes a mission-driven focus, supporting work on impact-focused products in a flexible, independent setting.
Full Job Description
Headquarters: London
Location: Remote (or Hybrid, depending on timezone)Employment Type: Full-time (or Contract if required)Salary: Competitive, based on experience About the Role As a Full Stack Developer, you ll work across the application, contributing to both front-end and back-end development. You ll collaborate closely with a small team, take ownership of features, and help us build something scalable, secure, and user-friendly. Key responsibilities include:
Building and maintaining core features across the full stack
Working with product and design to turn ideas into production-ready features
Developing APIs and integrating third-party services
Writing clean, maintainable, and well-tested code
Helping make technical decisions that support future growth
Supporting deployment, monitoring, and performance improvements
Tech Stack We re open to different technologies and expect the stack to evolve. Experience with the following is required:
React (JavaScript)
.NET (C#)
Flutter (Dart)
PostgreSQL
MongoDB
What We re Looking For
2 5 years of experience as a Full Stack Developer or similar role
Comfortable working across both front-end and back-end codebases
Experience building production web applications
Ability to work independently in a small team
Strong communication skills, especially in a remote environment
Interest in mission-driven or impact-focused products
Nice to Have
Startup or early-stage product experience
Experience building scalable or high-traffic applications
Familiarity with security, authentication, or data privacy best practices
Interest in consumer platforms, reviews, or feedback systems
What We Offer
Remote-first working environment
Small, collaborative team with real ownership and impact
Opportunity to shape a product from early stages
Flexible working hours
Competitive salary with growth opportunities
How to Apply Send us your CV and a short note about your experience and what excites you about working on early-stage, mission-driven products.
To apply: https://weworkremotely.com/remote-jobs/karmah-full-stack-developer
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