Fullstack Developer - Intern

Responsibilities

● Build and maintain backend services that integrate with multiple third-party services

● Develop frontend features and dashboards in React used by both publishers and internal teams for tasks like ad unit management, monitoring, and operational workflows

● Work with large datasets ad traffic, impressions, and performance metrics to support reporting and optimization.

● Integrate with external APIs (ad networks, mediation platforms, data providers)

● Collaborate with senior engineers and product managers to design, build, test, and ship features end to end

● Debug and optimize existing systems for performance and reliability at scale

Requirements

● 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

Bonus Points

● Experience with ClickHouse or BigQuery for large-scale data querying/analytics ● Freelance project experience

● Prior experience working at a startup

● Experience building MCP (Model Context Protocol) servers

What Makes You a Great Fit

● You’re a problem solver with a strong foundation in Golang and backend development, focused on writing clean, scalable, and maintainable code.

● You adapt quickly to changing requirements and enjoy working in fast-paced, evolving startup environments.

● You’re a clear communicator who is able to explain technical concepts, debug issues, and collaborate effectively with cross-functional teams.

● You care deeply about code quality, system performance, and building reliable, user-focused products that create meaningful business impact.

Why GreedyGame?

● Opportunity to work on products used by millions – see:

Pubscale

● Ownership from Day 1 – shape architecture, strategy, and key decisions

● Learning stipend for books, courses, and conferences (we love curious minds!)

internal

blogs

● Comprehensive benefits – health insurance, PTO, parental leave, and more

● A high-growth, inclusive, and engineering-led culture that supports experimentation and impact

To apply, email your resume with the subject line

"Fullstack-Intern – Application"

to

techtalent@greedygame.com

• we would love to chat!