Contract Full-stack Software Engineer (CX)

Company details

Description of the offer

Due to the high volume of fradulent applicants, we will only be considering those who have:

• a profile picture of themselves
• an resume on their profile or valid linkedin profile
• provide a unique response to “why Avnir” when you apply

About the Role
We’re seeking an experienced full-stack engineer to enhance Avnir’s contact intelligence platform through targeted bugfixes, stability improvements, and strategic feature development. This contract position offers the opportunity to make immediate impact on customer experience while working with modern serverless architecture.

Technical Requirements

Core Technologies:

• TypeScript application design, development, and testing
• Serverless architecture and “decoupled monolith” pattern
• Cloudflare Workers ecosystem (Workers, Durable Objects, KV, Agents, et al.)
• Remix framework (React/Vite), websockets
• TailwindCSS/shadcn (designs via Figma + shadcn Pro Blocks)

Essential Experience:

• Proven track record designing and implementing TypeScript applications from concept to production
• Deep understanding of serverless computing principles and edge deployment
• Familiarity with Cloudflare’s developer platform and toolchain
• Frontend development with React-based frameworks
• Comprehensive experience with integration and unit testing JS/TS applications

Key Responsibilities

• Diagnose and resolve production issues affecting customer experience
• Implement stability improvements across the platform stack
• Develop new features aligned with product roadmap priorities
• Maintain and enhance existing codebase quality
• Collaborate on technical decisions impacting platform architecture

Ideal Candidate Profile

Beyond technical requirements, we value engineers who bring:

Strong Opinions & Expertise In:

• Testing strategies (unit, integration, end-to-end approaches)
• User experience design and implementation
• Observability, monitoring, and debugging methodologies

Working Style:

• Self-directed with ability to prioritize tasks effectively
• Comfortable working in fast-paced startup environment
• Clear communication about technical decisions and trade-offs
• Experience balancing feature velocity with code quality

Engagement Details

• Timeline: 1-3 month engagement with potential for extension
• Commitment: Flexible between part-time and full-time arrangements
• Work Style: Remote-friendly with collaborative team integration
• Start Date: Immediate availability preferred

Application Process
In response to “What interests you about working for this company?” submit a description of one project of which you were a major contributor which demonstrates TypeScript and serverless experience. Include your approach to testing, and tech preferences.

Location of employment

How to apply?