Software Engineer

Employee Location: Boulder, CO, relocation stipend available
Reporting To: VP of Engineering
Job Type: Full-time, Hybrid in office Boulder, CO
Work Authorization: Applicants must have legal authorization to work in the U.S. without the need for current or future sponsorship

ABOUT BRANCHLAB 

BranchLab is an AI-native company unlocking smarter audiences for healthcare marketers.

At the intersection of AI, healthcare, and advertising technology, we build solutions that make audience insights both intelligent and scalable to drive measurable outcomes, like script lift.

Our platform uses predictive modeling to identify and activate high value AI-native health audiences. Driving better Rx discoverability with less friction, waste, or guesswork.

Prioritizing transparent performance, full population coverage, and unparalleled privacy standards – BranchLab ensures speed, precision, and trust in every campaign.

THE OPPORTUNITY

We’re looking for a backend focused Software Engineer to join our Boulder-based team and help build the infrastructure powering our privacy first, data-driven platform. This role blends distributed systems engineering, SQL work, and cloud-native development in a high-impact environment.

You’ll design scalable systems to process, transform, and query large volumes of anonymized healthcare data. You’ll also design systems to drive insights and power downstream applications.

KEY RESPONSIBILITIES 

• Design, build, and maintain backend systems and APIs using Python.

• Work with large-scale datasets using advanced SQL for analytics, reporting, and data product features.

• Architect distributed systems using AWS services like S3, Lambda, ECS, and Athena.

• Build and optimize ETL pipelines and secure data-sharing workflows using AWS Clean Rooms.

• Deploy containerized services with Docker and manage infrastructure-as-code.

• Ensure system reliability, scalability, and observability in a production environment.

QUALIFICATIONS

• Strong backend development experience in Python.

• Proficiency in writing SQL queries and working with large-scale datasets (Athena, Redshift, PostgreSQL, etc.).

• Familiarity with cloud-native architectures and services (especially AWS: Lambda, SQS, S3, ECS, Athena, and the like).

• Understanding of distributed systems and event-driven architectures.

• Experience with containerization (Docker) and CI/CD pipelines.

• A pragmatic problem-solving mindset with an eye for performance, security, and maintainability.

NICE-TO-HAVES

• Experience with AWS Clean Rooms or similar secure data-sharing environments.

• Background in data modeling, query optimization, and performance tuning.

• Familiarity with real-time data processing or streaming architectures.

• Comfort with infrastructure-as-code tools (Terraform, CDK, Jinja, etc.).

• Exposure to healthcare, AdTech, or privacy-sensitive data systems.

WHY JOIN BRANCHLAB? 

• Competitive salary + significant equity

• Tackle complex engineering challenges in privacy-first healthcare advertising.

• Work alongside top-tier engineers, data scientists, and privacy experts.