Sr. Software Engineer

About this role

## About Tonic.ai

Tonic.ai is a fast-growing Series B company operating at the intersection of data privacy and AI, making it an essential component of the modern AI stack. Our platform combines advanced data synthesis, de-identification, and privacy-preserving techniques to enable the safe use of enterprise data for software development, testing, and model training — accelerating innovation while protecting what matters most.

As AI adoption accelerates, access to high-quality, secure data is becoming one of the defining challenges for modern engineering teams. Tonic sits directly in that critical path.

## About the Role

Tonic.ai is seeking a Sr. Software Engineer to join our Structural Data team — a tenured, deeply technical group responsible for building and supporting the database foundations of our platform.

This is a position for an engineer who enjoys solving complex infrastructure problems and operating as a technical decision-maker within a mature engineering culture. You will help raise the technical bar of the team while working on systems that require strong fundamentals, sound engineering judgment, and the persistence to untangle complex systems.

## What You’ll Do

Own Meaningful Technical Work

• Design, build, and evolve database-centric components within Tonic’s structural data platform
• Make pragmatic architectural decisions that balance durability, performance, and maintainability
• Develop and maintain database connectors for the Structural platform
• Improve performance and maintainability of the product

Diagnose the Hard Problems

• Troubleshoot complex production issues across multiple database technologies
• Investigate edge cases and system behaviors that require both patience and precision

Drive Technical Clarity

• Author thoughtful technical designs and documentation
• Help the team reason through tradeoffs and long-term implications

Collaborate with Intention

• Partner with Product to translate requir...