Web app Developer for AI integration

freelance.ca; Remote; GBP 100,000 - 125,000; Full time

Job summary

A dynamic web development team is seeking a Full-Stack Web App Developer to contribute to their project-planning platform. The role involves developing Angular components, building Node.js APIs, and integrating AI solutions. Ideal candidates will have strong skills in Angular, Node.js, and PostgreSQL, and will work closely with the team in the UK while being based in Canada. This freelance position offers competitive compensation and a flexible schedule with potential for extension.

Qualifications

• Strong knowledge of Angular (v7+), Node.js, and PostgreSQL.
• Experience working with REST APIs and JSON data structures.
• Familiarity with Git and modern dev workflows.
• Some exposure to AI APIs or cloud integrations (preferred).
• Available full-time with at least one hour daily overlap with UK hours (GMT).

Responsibilities

• Develop and enhance Angular components and modules.
• Build and optimize Node.js APIs.
• Manage and query PostgreSQL databases.
• Integrate AI APIs using a flexible, LLM-agnostic architecture.
• Support testing, debugging, and deployment.

Skills

Angular (v7+)

Node.js

PostgreSQL

REST APIs

JSON data structures

Git

AI APIs

Job description

🎯 Gig Title

Full-Stack Web App Developer (Angular / Node.js / PostgreSQL + AI Integration)

We’re looking for a graduate or junior full-stack web developer to join our small team building Traqplan – a modern project-planning and communication web app.

You’ll help evolve the platform with AI integration that works agnostically across multiple large language models (LLMs) such as OpenAI, Anthropic, and DeepSeek.

This is a freelance full-time role (35–40 hrs / week) for 2–3 months, with possible extension. You’ll collaborate with our founder and lead developer, contributing to both front-end and back-end work.

🔧 Responsibilities

• Develop and enhance Angular components and modules
• Build and optimize Node.js APIs
• Manage and query PostgreSQL databases
• Integrate AI APIs using a flexible, LLM-agnostic architecture
• Support testing, debugging, and deployment
• Collaborate in real-time with the UK team (minimum 1 hour overlap per day)

💡 Requirements

• Strong knowledge of Angular (v7+), Node.js, and PostgreSQL
• Experience working with REST APIs and JSON data structures
• Familiarity with Git and modern dev workflows
• Some exposure to AI APIs or cloud integrations (preferred)
• Based in Canada, legally able to work there
• Available full-time with at least one hour daily overlap with UK hours (GMT)
• Self-motivated and keen to learn new technologies

💰 Details

• Contract length : 2–3 months (potential continuation)
• Start date : Immediate
• Rate : Competitive, based on experience

📬 When You Apply

• A short introduction and your location
• Links to any Angular / Node.js work (GitHub or live apps)
• Any AI / LLM integration experience (if applicable)
• Your availability and expected hourly rate