Full Stack Software Engineer

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Full Stack Software Engineer in UK

Freelancer.com
Full time
Email

UK
10/21/2026
Report

London

Responsibilities

Identify and resolve performance issues across Angular frontend systems and PHP, Python, or Go backend services.
Optimize page load speed, rendering performance, and API response times.
Build reusable UI components with Angular and TypeScript and contribute to the design system.
Maintain and evolve scalable backend systems for high-performance APIs.
Collaborate with cross-functional teams on performance, usability, and accessibility best practices.
Participate in architecture discussions and improve the codebase and tooling.
Support performance monitoring and testing practices.

Requirements

Professional experience as a full-stack or frontend engineer.
Solid experience with Angular and TypeScript.
Comfort working with PHP, Python, or Go.
Understanding of frontend performance optimization techniques.
Familiarity with RESTful API design and backend performance considerations.
Experience building and maintaining reusable UI components.
Exposure to design systems or component libraries.
Strong communication, collaboration, ownership, and task-completion skills.
Preferred: accessibility and UI/UX knowledge, SEO and frontend performance metrics experience, automated testing with Jest, Cypress, or PHPUnit, CI/CD or DevOps knowledge, and open-source contributions or personal projects.

Benefits

Work on a globally impactful platform pursuing a mission to create one billion jobs.
Mentorship, real ownership, and exposure to internet-scale challenges.
Weekly CEO town halls, quarterly hackathons, and team events.
Opportunity to build tools and systems powering the next generation of the platform.

Freelancer.com

Freelancer.com operates a global online marketplace where businesses post projects or contests and hire freelancers across software, design, marketing, and other fields. The platform earns fees on projects, contests, memberships, and payments processed through its owned escrow service. Founded in...

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