Software Developer - AIO (Typescript)

About Threecolts

About Threecolts
Threecolts is the leading software suite for online & offline consumer brands (Amazon, Walmart, Target, Shopify, eBay, etc.). We’ve built a powerful ecosystem of software solutions to help businesses grow smarter — from revenue recovery and retail finance, to multichannel operations and pricing optimization. With over 500 employees globally and strong backing, we’re scaling fast across new markets and new partner channels.

Who We Are

We’re a global team built for speed, trust, and impact. As an AI enabled company, AI is integrated across Threecolts from development through to operations, empowering teams to move faster, build better, improve quality, and make more informed decisions. We hire exceptional people from all backgrounds and give them the autonomy to move fast and the accountability to deliver, where you will wear multiple hats, take ownership of challenges, and proactively solve problems beyond your immediate scope. Change is constant, ambiguity is part of the deal, and clear, concise communication is how we stay aligned, so when in doubt, bring people in.

We are looking for a Full-Stack TypeScript Developer to build the next generation of AI e-commerce platforms.

What you will be responsible for:

Driving technical decision-making, including technology selection, architecture design, and system scalability

Designing and implementing high-quality features across the backend and frontend stack

Identifying and addressing performance bottlenecks in critical areas of the product

Maintaining high engineering standards through code reviews, testing, documentation, and continuous improvement

Reducing technical debt and improving the maintainability, reliability, and scalability of existing systems

Establishing and promoting software development best practices across the engineering team

Troubleshooting, diagnosing, and resolving production issues and bugs.

Collaborating closely with Product Owners to define priorities, refine requirements, and deliver business value

Working cross-functionally with Product, Customer Interactions teams to understand user needs and improve the product experience

Contributing to technical documentation, knowledge sharing, and mentoring where appropriate

What we are looking for:

6+ years of professional software development experience, with strong expertise in TypeScript

Proven experience building and maintaining production-grade web applications

Strong backend engineering experience, including API design, system architecture, and distributed systems concepts

Solid understanding of relational databases and advanced SQL

Strong focus on software quality, testing, security, and maintainability

Experience designing and building secure, reliable, and scalable software systems

Passion for writing clean, simple, efficient, and well-documented code

Ability to quickly understand complex systems, identify areas for improvement, and drive technical initiatives independently

Self-motivated, proactive, and comfortable working in a fast-paced environment with a high degree of ownership

Excellent communication skills and professional fluency in English.

Nice to have:

Professional experience with React and modern frontend development practices

Experience deploying and operating applications using Docker and Kubernetes

Experience working in startup or high-growth environments

Familiarity with cloud-native architectures and infrastructure

Availability within GMT ±3 hours

⛳️ Compensation, Perks & Benefits

Salary: £ 110,000 per year ( UK) : $140,000 per year (EU)

Opportunity to join company-wide offsites

Regular rate reviews and bonus opportunities

Fully remote/hybrid working