Join our dynamic team as a Fullstack Developer Intern, and gain hands-on experience with backend and frontend technologies in a fast-paced ad tech environment.

About the Company

GreedyGame (PubScale) is a Bengaluru-based Google Certified Publishing Partner, specializing in app growth and monetization solutions. With over 1500 publishers and advertisers worldwide trusting its all-in-one platform, GreedyGame develops innovative products including native ads, immersive formats, mediation services, user acquisition strategies (GROW), and advanced offerwalls. Their dedication to creating scalable and efficient ad tech solutions positions them as a leader in this rapidly evolving industry.

Role Overview

We are seeking a motivated Fullstack Developer Intern to join our GAM (Google Ad Manager) team. This internship will provide you with practical experience in building and shipping features that manage vast amounts of ad traffic every day. You will collaborate closely with experienced engineers at the intersection of ad technology, data handling, and system scaling, paving the way for your future career in technology.

Key Responsibilities

• Develop and sustain backend services that seamlessly integrate with Google Ad Manager (GAM) and various third-party ad networks.
• Design and implement frontend features and dashboards utilizing React, facilitating tasks related to ad unit management, monitoring, and internal operational workflows for publishers and teams.
• Engage with large datasets, including ad traffic, impressions, and performance metrics, crucial for reporting and optimization workflows.
• Integrate external APIs, such as those from ad networks and data providers, to expand functionality and efficiency.
• Collaborate with senior engineers and product managers throughout the complete development cycle, from design to deployment of features.
• Diagnose and enhance existing systems for improved performance and reliability at scale.

Tech Stack

• Backend: Go
• Frontend: React.js
• Databases: MySQL, PostgreSQL, MongoDB
• Querying/Analytics: ClickHouse, BigQuery (good to have)
• APIs: Integration with ad networks and mediation platforms.

This role is perfect for someone looking to take their first step in the tech industry, eager to learn and grow within a dynamic and innovative environment.

• Proficiency in Go for backend development
• Working knowledge of React for frontend development
• Experience with relational databases (MySQL or PostgreSQL) and MongoDB
• Solid understanding of data structures, algorithms, and API design fundamentals
• A builder's mindset — comfortable navigating ambiguity and shipping in a fast-moving environment

Good to Have

• Experience with ClickHouse or BigQuery for large-scale data querying/analytics
• Familiarity with AdMob or AdSense
• Freelance project experience
• Prior experience working at a startup
• Experience building MCP (Model Context Protocol) servers

• Opportunity to work on a product impacting real ad traffic and revenue
• Direct mentorship from experienced engineers
• Fast-paced startup environment with real-world impact
• Exposure to ad tech solutions, large-scale data systems, and external API integrations