Senior Software Engineer (Chicago or New York) at EMX Digital

| Chicago
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EMX is a leading marketing technology company, leveraging a patented, end-to-end tech stack purpose-built to meet the demands of today’s digital marketplace. The company creates both open and closed-loop solutions designed to unify advertisers, platforms and publishers across digital media channels — including Advanced TV, Video, Display, Search & Social.


While recognized as an independent solutions provider for the digital media landscape, EMX also serves as the technology and programmatic division for its parent, ENGINE — a global data-driven marketing company serving advertising’s most recognized brands.


EMX Digital is looking for an experienced Software Engineer to design, develop, and deliver EMX products and services as we operate in a world where 2 extra milliseconds of latency can make or break. If you have experience in the ad tech world, have a passion for bringing new concepts to life, and love using the latest open-source technologies, then join us.


We look for self-starters who thrive in a fast-paced, agile environment; those who love wearing many hats, are able to change direction quickly and show a passion for learning new technologies will thrive at EMX.


The ideal candidate will be able to work with a small, collaborative team of engineers, product managers, and designers and can prioritize, multi-task, and deliver cutting edge, clean code.



  • Work with diverse array of existing products as well as engineer future products
  • Handle data/API’s from client-side communication to back-end collection, manipulation, and analyzation
  • Collaborate with engineering and product teams to build revolutionary new features into the platform
  • Have ownership of the product stack and availability to support in the event of systems failure
  • Stay current with the latest development best practices and apply your findings with the team
  • Write clean, modular code that is scalable and secure
  • Work with a technology stack that includes Python, PHP, Java, JavaScript, Node, React, AWS, ElasticSearch, GraphQL, Github, and more!


  • BA/BS degree in computer science, engineering or related field
  • 5+ years of experience using Python, JavaScript, NodeJS, SQL, GIT, JSON, Java, DevOps, AWS, ELK stack
  • 3 years of experience using NodeJS is a plus 
  • Experience building complex, high-frequency applications
  • Strong foundation in computer science, with competencies in data structures, algorithms, databases, software design and DevOps.
  • Eager to learn new languages, frameworks and tools
  • Recommending architectural optimizations and solutions
  • Experience in Adtech or Fintech is a plus, but not required
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