cover image
ALL KNOWN SERVICES

Front End Developer

Hybrid

Foster city, United states

$ 57 /hour

Freelance

05-01-2026

Share this job:

Skills

Communication TypeScript SQL Version Control Scrum Problem-solving git react Front-end Development Agile Redux Full-Stack Development Redux Toolkit

Job Specifications

Job Title: Front End Developer

Location: Foster City, CA (Hybrid)

Duration: 12 Months

Notes:

Local candidates Preferred
W2 only | Hybrid role
Must-have skills: React, TypeScript

Primary Responsibilities:

Build and maintain scalable, responsive web applications using React and TypeScript.
Manage application state using Redux Toolkit.
Integrate front-end components with backend APIs; write and use SQL queries.
Translate UI/UX designs into high-quality, performant code.
Optimize UI performance across browsers and devices.
Participate in code reviews, debugging, and best-practice adoption.
Collaborate with designers, QA, product, and backend teams.

Required:

3–5 years front-end development experience.
Strong expertise in React and TypeScript (must-have).
Hands-on experience with Redux Toolkit.
Working knowledge of SQL and RESTful APIs.
Experience with modern front-end build tools (Webpack/Babel).
Strong problem-solving and communication skills.

Preferred:

Testing frameworks (Jest, React Testing Library).
Agile/Scrum experience.
Exposure to backend or full-stack development.
Git/version control experience.

About the Company

All Known Services is committed to redefining how organizations hire talent and build technology. Our mission is to simplify and optimize the processes of hiring, recruiting, and software development through strategic partnerships and innovative solutions. We support our clients by: Maximizing hiring efficiency and significantly reducing time-to-hire through tailored recruiting strategies. Delivering high-quality software solutions with precision, scalability, and cost-efficiency. Our integrated service models include: B2B... Know more