Software Engineer (Senior) ID51942

AgileEngine•Aurora, CO

2d•Hybrid

About The Position

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Join as a Senior Software Developer to help shape a next-generation advertising platform powered by React, Python, AWS, and Kubernetes. You will contribute to scalable systems that power immersive visual experiences while influencing technical direction, architecture, and engineering standards in an early-stage environment. This opportunity offers meaningful ownership, collaboration with experienced engineers, and the chance to build products used by millions of people.

Requirements

5+ years of software development experience building scalable systems with: React and Python
Solid experience with Kubernetes, PostgreSQL
Experience with Cloud technologies, AWS preferred
Strong computer science fundamentals based on a degree in computer science or distinctive work experience in software development
Solid understanding of distributed system architecture focusing on availability, reliability and performance
Strong focus on execution and delivery of the product
Exceptional attention to detail and focus on quality and long-term goals
Strong communication skills
A demonstrated ability to provide guidance, mentorship, and support
A leadership mindset. You take initiative, make decisions and deliver results consistently
Comfortable working in a fast-paced, evolving environment where learning and adaptability are key
Upper-intermediate English level

Nice To Haves

General familiarity with the programmatic advertising ecosystem
Experience with DSPs, SSPs, ad exchanges, affiliate programs, Prebid.js, Prebid Server, Google Ad Manager, Amazon UAM/TAM, OpenRTB, identity and addressability solutions, as well as ad operations workflows

Responsibilities

Architect, build, and evolve core systems for the Ads platform
Design APIs and services supporting campaign management, targeting, delivery, attribution, and reporting
Build and optimize high-throughput, low-latency systems processing large volumes of events and data
Own critical systems end-to-end, including design, implementation, deployment, monitoring, and ongoing improvements
Drive architectural decisions and establish patterns that support scalability, reliability, and developer productivity
Collaborate closely with product, data, and partner teams to translate business requirements into robust technical solutions
Provide technical leadership through design reviews, system discussions, and mentoring other engineers
Contribute to engineering best practices, documentation, and long-term platform vision
Participate in hiring and help grow a strong, high-performing team