Software Engineer, Backend Intern - Winter 2027
StackAdapt - Confidential · Canada · On-site
Posted Sep 8, 2026
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StackAdapt is the leading technology company that empowers marketers to reach, engage, and convert audiences with precision. With 465 billion automated optimizations per second, the AI-powered StackAdapt Marketing Platform seamlessly connects brand and performance marketing to drive measurable results across the entire customer journey. The most forward-thinking marketers choose StackAdapt to orchestrate high-impact campaigns across programmatic advertising and marketing channels.
About StackAdapt: StackAdapt is a self-serve advertising platform that specializes in multi-channel solutions including native, display, video, connected TV, audio and in-game ads. We empower hundreds of digitally-focused companies to deliver outcomes and exceptional campaign performance everyday. StackAdapt was founded with a vision to be more than an advertising platform, it's a hub of innovation, imagination and creativity.
Engineering Team: As an Engineer at StackAdapt, you will be directly involved in the development of our advertising platform, producing production level code that will have a direct impact on the success of our product. You will work with large data sets and have exposure to modern tech stacks around GoLang and more. StackAdapt's engineering organization believes in working collaboratively and cross functionally. You will get the opportunity to work in a diverse and flexible culture with dedicated career paths to help you succeed.
About the Backend Team:
The backend teams at StackAdapt are responsible for engineering data-intensive large distributed backend systems powering core features including bidding, analytics, inventory, integrations, and user profiling. Our real-time advertising bidding system handles over 3,000,000 requests per second and stores several terabytes of data every day. Our technologies include Go, Ruby on Rails, Aerospike, Redis, Elasticsearch, Kafka, RocksDB, Redshift, ScyllaDB, GraphQL and others. We're not afraid to test and try new technologies.
Watch our talk at Amazon Tech Talks: https://www.youtube.com/watch?v=lRqu-a4gPuU
What you'll be doing:
Building highly scalable, distributed real-time micro-services primarily written in GoWorking with large data sets and various databases including Aerospike, Elasticsearch, Redis, ScyllaDB, Redshift, TiDB, MariaDB
Build software that utilizes messaging queues such as Kafka, SQS, and Kinesis
Write performance-efficient and memory-optimized code
What you'll bring to the table:
Contribute to technical planning and architectural decision-making
Collaborating with team members on designing complex, scalable, well-tested, and well documented Backend software
Ability to take responsibility and ownership of projects
Contribute to code reviews and cross-team collaboration with product managers and designers
Write extensible scalable and test-driven software, either in teams or individually depending on the scope of the project
Working with a designated…