Full-Stack Engineer — Build Fast, Scale Globally

Freelancer.com; Greater London; On-site; GBP 65,000 - 90,000; Full time

Job summary

Freelancer.com is seeking a Full-Stack Software Engineer to join the Platform Performance team. You will optimize frontend speed, enhance backend performance, and help evolve our design system to deliver fast, reliable, and delightful user experiences to millions globally.

You’ll work across the stack using Angular, TypeScript, PHP/Python/Go on the backend, contributing to architectural improvements and scalable APIs while collaborating with product managers and engineers.

Qualifications

• Experience as a full-stack or frontend engineer.
• Solid experience with Angular and TypeScript.
• Good understanding of frontend performance optimisation techniques.
• Familiarity with RESTful API design and backend performance considerations.

Responsibilities

• Identify and solve performance issues across frontend and backend.
• Optimize page load speed and API response times.
• Contribute to design system and reusable UI components.
• Collaborate with cross-functional teams to apply performance, usability and accessibility best practices.

Skills

Angular

TypeScript

REST APIs

Frontend performance

Design system

UI components

Collaboration

Ownership

Tools

Jest

Cypress

CI/CD

Job description

Freelancer.com is seeking a Full-Stack Software Engineer to join the Platform Performance team. You will optimize frontend speed, enhance backend performance, and help evolve our design system to deliver fast, reliable, and delightful user experiences to millions globally.

You’ll work across the stack using Angular, TypeScript, PHP/Python/Go on the backend, contributing to architectural improvements and scalable APIs while collaborating with product managers and engineers.