Principal Software Engineer

A bit about us
GroundTruth is the leading location-based marketing and advertising technology company. Sitting at the convergence of offline and online data, GroundTruth delivers a unique data set called “visitation data,” which allows brands, agencies, SMBs, and non-profits to drive high-performing business outcomes (ROI). GroundTruth activates this data through a suite of performance products and services via their self-serve advertising platform, through managed services, or tailored partnerships. GroundTruth has built proprietary filtering processes that combines our BlueprintTM contextual mapping technology, owned & operated properties, along with 3rd party mobile location data, together yielding over 30B visits annually.

We believe that innovative technology starts with the best talent and have been ranked one of Ad Age’s Best Places to Work for two years in a row (2021 & 2022). Learn more about the perks of joining our team here.

Principal Software Engineer

Germantown, MD or Mountain View, CA or New York, NY or Vancouver, B.C. or Remote (US) | Engineering

A bit about you

You will:

  • Provide technical leadership to the engineering efforts of a program portfolio on a tactical basis with a focus on quality, stability, and performance
  • Promote mastery of productionalized systems across the organization in code-quality, automated QA, logging, monitoring, alerting, and build and deployment pipelines
  • Discuss high-level requirements with stakeholders to design, document, and build multiple complex systems across our advertising ecosystem
  • Collaborate with project managers and people managers to help plan and estimate potential and active projects and to work toward a common architecture for the organization
  • Write excellent production code and coach others throughout the organization to do the same through best practices and code reviews
  • Provide support and guidance  to improve the agile culture and practices within the organization
  • Apply deep knowledge of the advertising industry to accelerate our engineering efforts and help build efficient solutions that meet the business needs

You are:

  • A team player who is organized, flexible and willing to adapt
  • Not afraid of new technologies and driven to learn
  • A detail-oriented person, who catches problems early and adjusts
  • A strong communicator who is able to collaborate with multiple business and engineering stakeholders and work through conflicting needs
  • A problem solver who likes to dive deep into a problem, diagnose root causes and work with multiple teams to come up with a solution
  • Eager to provide direction and build consistent processes in a maturing start-up culture
  • A self-starter who can operate with minimal supervision

You have: 

  • 8+ years professional experience in Software Engineering
  • 4+ years professional experience developing and deploying software on AWS or similar cloud
  • Bachelor (4 year) degree from an accredited university in Computer Science, or related field
  • Proven experience designing and building complex technical solutions
  • Extensive hands-on experience in one or more of these programming languages: Java, Python, SQL, and Javascript
  • Knowledge of UI, rest services, API’s, ETLs, cloud infrastructure, real-time and batch systems
  • Proven ability to optimize performance and cost in a high-volume / low-latency environment
  • Ability to build, analyze, test, and troubleshoot highly complex SQL queries
  • Have related industry experience in ad tech or marketing

You may:

  • Have a masters, post-graduate, or doctorate in Computer Science or a related field
  • Have an accredited certificate as AWS Architect, Developer, or DevOps Engineer

What we offer

At GroundTruth, we want our employees to be comfortable with their benefits so they can focus on doing the work they love.

  • Unlimited Paid Time Off
  • In Office Daily Catered Lunch
  • Fully stocked snacks/beverages
  • 401(k) employer match
  • Health coverage including medical, dental, vision and option for HSA or FSA
  • Generous parental leave
  • Company-wide DEIB Committee
  • Inclusion Academy Seminars
  • Wellness/Gym Reimbursement
  • Pet Expense Reimbursement
  • Company-wide Volunteer Day
  • Education reimbursement program
  • Cell phone reimbursement
  • Equity Analysis to ensure fair pay

We are an equal opportunity employer and value diversity, inclusion and equity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Applicants with disabilities may be entitled to reasonable accommodations under applicable federal, state and/or local laws. If you need reasonable accommodations in the application process, please reach out to us at