Fullstack Engineer - Contract - Highly Competitive Comp - Immediate Start

Weekday 1; India; Remote; INR 4,000,000 - 5,000,000; Full time

Job summary

Weekday offers an exciting opportunity for a Full-Stack Product Engineer to own a fast-growing AI-powered product from frontend to backend. The role may evolve into a Lead Engineer, guiding future technical teams. You will work remotely from India and tackle architecture, deployment, and scalable systems at pace.

You’ll build frontend experiences with TypeScript, React, and Vite, and create robust backend services using TypeScript, deployed on Vercel with Supabase and PostgreSQL.

Qualifications

• 4+ years of experience as a strong full-stack or product-focused software engineer.
• Proven ability to build and ship products end to end, from user-facing interfaces to backend systems and data infrastructure.
• Deep hands-on expertise with TypeScript across the stack.
• Strong experience with React, Vite, backend TypeScript, Vercel, Supabase, and PostgreSQL in production environments.
• Experience designing scalable, reliable, and maintainable production systems.
• Strong understanding of product engineering, UX, system architecture, and technical trade-offs.
• Strong product instinct with the ability to think in terms of user journeys, experiences, outcomes, and business impact.
• Deep familiarity with short-form content and social media, with a strong instinct for identifying what content works.
• Experience building or integrating AI-powered products, automation systems, or agentic workflows is highly desirable.
• Strong understanding of modern AI tooling and MCP or similar agentic integration frameworks is an advantage.

Responsibilities

• Own the product end to end across frontend, backend, database, infrastructure, and deployment.
• Build and maintain modern frontend experiences using TypeScript, React, and Vite.
• Develop scalable backend services using TypeScript.
• Design and manage production applications deployed on Vercel with Supabase/PostgreSQL.
• Build reliable account infrastructure capable of managing and operating 100+ active accounts at scale.
• Design and develop an AI-powered UGC/content-generation engine focused on producing high-performing short-form content.
• Build internal systems and operational tools that enable teams to manage account and content workflows efficiently at scale.
• Develop and maintain agentic integrations, including MCP-based infrastructure and integrations with modern AI agent ecosystems.
• Make key architectural decisions around technology, system design, tooling, scalability, reliability, and engineering trade-offs.
• Balance rapid product development with building systems that can scale as users and revenue grow.
• Work closely with the founder to shape the product and technical roadmap.
• Engage with users, understand product needs, and translate insights into impactful product improvements.
• Identify opportunities to embed AI and automation across both the product and engineering workflows.
• Establish engineering standards, development practices, and technical processes as the organization scales.
• Take ownership of technical quality, reliability, performance, and maintainability across the product.
• Build, hire, mentor, and eventually lead the engineering team as the company grows.

Skills

Full-stack

Product engineering

TypeScript

React

Vite

Backend TypeScript

AI & automation

UX & system architecture

Tools

TypeScript

React

Vite

Vercel

Supabase

PostgreSQL

MCP-based integration

Job description

This role is for one of the Weekday's clients

Salary range: Rs 4,000,000 - Rs 5,000,000 (ie INR 40-95 LPA)

Experience: 4+ yrs

Location: Remote (India)

Job Type: Full-time

We are looking for an exceptionalFull-Stack Product Engineerto take end-to-end ownership of a fast-growing, AI-powered product. This role combines product engineering, systems design, AI, automation, UX, and technical leadership, requiring strong technical judgment and a bias toward rapid execution.

You will initially operate as a hands-on, highly autonomous engineer, owning the product from frontend experience through backend systems and infrastructure. For the right individual, this opportunity can evolve into aLead Engineer position with responsibility for building and leading the future engineering team.

Key Responsibilities

• Own the product end to end acrossfrontend, backend, database, infrastructure, and deployment.
• Build and maintain modern frontend experiences usingTypeScript, React, and Vite.
• Develop scalable backend services usingTypeScript.
• Design and manage production applications deployed onVercel with Supabase/PostgreSQL.
• Build reliable account infrastructure capable of managing and operating100+ active accounts at scale.
• Design and develop an AI-poweredUGC/content-generation engine focused on producing high-performing short-form content.
• Build internal systems and operational tools that enable teams to manage account and content workflows efficiently at scale.
• Develop and maintainagentic integrations, including MCP-based infrastructure and integrations with modern AI agent ecosystems.
• Make key architectural decisions around technology, system design, tooling, scalability, reliability, and engineering trade-offs.
• Balance rapid product development with building systems that can scale as users and revenue grow.
• Work closely with the founder to shape theproduct and technical roadmap.
• Engage with users, understand product needs, and translate insights into impactful product improvements.
• Identify opportunities to embedAI and automation across both the product and engineering workflows.
• Establish engineering standards, development practices, and technical processes as the organization scales.
• Take ownership of technical quality, reliability, performance, and maintainability across the product.
• Build, hire, mentor, and eventually lead the engineering team as the company grows.

What Makes You a Great Fit

• 4+ years of experience as a strong full-stack or product-focused software engineer.
• Proven ability to build and ship productsend to end, from user-facing interfaces to backend systems and data infrastructure.
• Deep hands-on expertise withTypeScript across the stack.
• Strong experience withReact, Vite, backend TypeScript, Vercel, Supabase, and PostgreSQL in production environments.
• Experience designing scalable, reliable, and maintainable production systems.
• Strong understanding ofproduct engineering, UX, system architecture, and technical trade-offs.
• Strong product instinct with the ability to think in terms ofuser journeys, experiences, outcomes, and business impact, rather than simply individual technical components.
• Deep familiarity withshort-form content and social media, with a strong instinct for identifying what content works and why.
• Experience building or integratingAI-powered products, automation systems, or agentic workflows is highly desirable.
• Strong understanding of modern AI tooling and architectures, includingMCP or similar agentic integration frameworks, is an advantage.
• Highly autonomous with a strong sense of ownership and the ability to operate effectively as asolo technical builder.
• Exceptional problem-solving and architectural judgment, with the ability to make pragmatic decisions under ambiguity.
• Strong bias toward execution, experimentation, and rapid iteration without compromising engineering fundamentals.
• Ability to work closely with founders and senior stakeholders and contribute meaningfully toproduct strategy and technical vision.
• Entrepreneurial mindset with the ambition to build technical advantages, move quickly, and create scalable systems.
• Demonstrated potential and interest in eventuallybuilding and leading an engineering team.