Web Developer (JavaScript / React)

OSI Engineering; Menlo Park (CA); On-site; USD 73,000 - 80,000; Full time

Job summary

OSI Engineering is seeking a frontend engineer in Menlo Park to build catalog browsing, search, and checkout experiences. You will partner with product design and backend teams to deliver polished UI that connects securely to APIs and services.

The role emphasizes maintainable code, code reviews, and applying AI-assisted tooling to boost productivity while ensuring quality and performance. This is a contract-to-hire opportunity in California.

Qualifications

• BS in CS/CE or related field, or equivalent experience.
• 3+ years of professional web development experience.
• Hands-on experience with modern front-end frameworks (preferably React).
• Familiarity with Git and modern development workflows.
• Excellent communication skills and the ability to explain technical concepts to all audiences.

Responsibilities

• Develop catalog browsing, search, filtering, product detail, cart, and checkout experiences.
• Partner with Product, Design, and Back-End engineers to integrate front-end code with APIs and services.
• Optimize for page performance, usability, and SEO.
• Write maintainable, well-tested, well-documented code, and take part in code reviews.
• Use AI-assisted development tools to improve productivity, while applying sound engineering judgment to validate results.

Skills

React

Frontend web development

Git

Communication

Education

BS in Computer Science / Computer Engineering or related field

Tools

REST APIs

AI-assisted development tools

Job description

Responsibilities:

• Develop catalog browsing, search, filtering, product detail, cart, and checkout experiences.
• Partner with Product, Design, and Back-End engineers to integrate front-end code with APIs and services.
• Optimize for page performance, usability, and SEO.
• Write maintainable, well-tested, well-documented code, and take part in code reviews.
• Use AI-assisted development tools to improve productivity, while applying sound engineering judgment to validate results.

Qualifications:

• BS in Computer Science, Computer Engineering, or a related field, or equivalent experience.
• 3+ years of professional web development experience.
• Hands-on experience with modern front-end frameworks (preferably React).
• Familiarity with Git and modern development workflows.
• Excellent communication skills and the ability to explain technical concepts to all audiences.

Nice to Have:

• Experience consuming REST APIs and handling asynchronous data (fetch, promises, async/await).
• Experience with ecommerce or catalog-style applications.
• Experience with AI-assisted development tools.

Type: Contract to Hire

Pay Rate: $53/hr. - $58/hr. (depending on experience)