Senior Go Backend Developer (Adtech)

TL;DR

Senior Go Backend Developer (Adtech): Contributing to the development and maintenance of backend microservice architecture, used to communicate with the TypeScript React frontend with an accent on reliable asynchronous communication. Focus on optimizing queries and the way we query data to deliver few-millisecond response times.

Location: Open to relocating to Hamburg, Germany

Company

hirify.global is a leading mobile ad platform developing cutting-edge advertising and monetization solutions that take its app partners’ business to the next level.

What you will do

• Contribute to the development of our backend written in Go and maintain our microservice architecture.
• Share knowledge and contribute to peer code reviews.
• Optimize queries and the way we query data to deliver few-millisecond response times.
• Support partners by providing them with raw or aggregated data based on their business needs.
• Collaborate with our Data Science team to solve complex math problems used to optimize our ML algorithms.
• Be responsible for collecting the billions of daily API events and aggregating them in our Kafka and Kinesis streams.

Requirements

• You have worked in software development for 5+ years.
• You have gained profound experience with building web applications in Go for at least 3 years.
• You also know how work effectively with key-value databases (Redis, DynamoDB) and to optimize their use for high-volume traffic.
• You know how to profile a go application and figure out bottlenecks and have used this already in your work to optimize the code of the application.
• You have experience working with infrastructure as code (Terraform), Docker, and serverless infrastructure.
• You are open to relocating to Hamburg, Germany.

Culture & Benefits

• Regular feedback and our development program support your growth.
• We support every ambition—from learning German to a relocation bonus that helps you make Hamburg feel like home.
• We work in a hybrid setup with core office days on Monday, Tuesday, and Thursday, plus flexible working hours.
• Enjoy 30 vacation days, 3 weeks of remote work per year, and free access to an in-house gym.
• Enjoy the Alster lake view from our central office with top-notch equipment, fun open spaces, and a large variety of snacks and drinks.
• Participate in regular team and company events, including hackathons and social gatherings.