Design and develop complex, scalable web applications from end-to-end using Go, React, and JavaScript with a top-tier global management consulting firm.

About the Company

Instinctools is a software development company that provides custom software solutions for businesses of all sizes. Their team works closely with clients to understand their specific needs and provide personalized solutions that meet their business requirements. For this role, you will be working on a client engagement with one of the TOP-5 global management consulting firms, considered among the most prestigious in the world. Hundreds of Fortune-500 clients, including the largest global financial institutions, the world’s top media companies, technology companies, and federal government agencies, rely on this client’s proven platform and services.

Role Overview

We are seeking a Senior Fullstack Developer to join our team. In this role, you will be responsible for designing and developing complex, scalable web applications from end-to-end, leveraging a diverse polyglot stack including Go and/or JavaScript with React. This role requires a balance of hands-on coding and architectural design. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet the rigorous standards of a top-tier consulting firm.

Key Responsibilities

• System Design: Architect and develop robust, scalable microservices and APIs using Go and JavaScript.
• Frontend Excellence: Lead the development of responsive and performant user interfaces using React and modern JavaScript (ES6+).
• Database Management: Design, optimize, and manage data models across both relational (PostgreSQL) and NoSQL (MongoDB) databases.
• API Development: Build and integrate secure RESTful and/or GraphQL APIs to ensure seamless communication between client and server.
• Code Quality: Conduct rigorous code reviews, provide constructive feedback, and advocate for engineering best practices like CI/CD and automated testing.
• Reliability: Monitor application health, troubleshoot production issues, and optimize for maximum speed and scalability.

Tech Stack

• Backend: Go (Golang)
• Frontend: React, JavaScript (ES6+), Redux or Context API
• Databases: PostgreSQL, MongoDB
• Infrastructure & DevOps: Docker, AWS, Git, CI/CD pipelines
• Tools: GitHub Copilot (AI-assisted)

Soft Skills

• Strong ownership mindset and accountability.
• Ability to balance backend depth with frontend usability.
• Effective communication in cross-functional teams.
• Analytical thinking and structured problem-solving.
• Positive attitude and continuous learning mindset.
• Ability to prioritize and work in a fast-paced environment.

8+ years of professional software engineering experience, with at least 3 years in full-stack development. Strong proficiency in Go for building high-concurrency systems. Advanced skills in React and JavaScript, including state management (Redux or Context API). Proven experience with PostgreSQL and MongoDB. Hands-on experience with Docker and AWS. Familiarity with Git, CI/CD pipelines, and AI-assisted tools (e.g., GitHub Copilot). Upper-Intermediate English. Working time zone: IST.

Flexible working time (from Indian location). Professional and ambitious team. Learning opportunities, seminars and conferences, and time for exploring new technologies. Co-funding for language courses (English).