TestBox · 5 months ago
TestBox
San Francisco, CA
Full-time
Onsite
Senior Level
$180K/yr - $180K/yr
5+ years expTestBox is a fast-growing startup focused on transforming software transactions through an innovative platform. They are seeking a Senior Backend Engineer to design and build the core backend services that will power their next-generation platform, ensuring resilience and scalability while tackling complex distributed systems challenges.
Artificial Intelligence (AI)Software
Responsibilities
Design and build the core backend services that enable complex, long-running, and asynchronous operations across multiple systems
Create the foundational frameworks and libraries that will be used by the rest of the engineering team to build new product capabilities
Design and implement the suite of robust backend services that form the foundation of our new platform, ensuring they are resilient and scalable
Partner with leadership to drive key technology and design decisions, and to establish backend engineering best practices
Help foster a culture of high-quality code, great design, and a commitment to building for the long term
Qualification
Required
5+ years of experience in backend software engineering, including building, deploying, and operating complex distributed systems
Deep expertise in a modern backend language (e.g., Python, Go, Java, etc.)
Strong experience with event-driven design, message queues, and asynchronous communication patterns
Hands-on experience with modern cloud infrastructure (e.g., AWS, GCP) and containerization technologies
Experience designing data models and working with a variety of database technologies to fit different needs
A strong understanding of API design principles and best practices
Preferred
Direct experience with workflow/orchestration engines
Experience building developer tools, SDKs, or public-facing APIs
Benefits
Generous equity package for meaningful ownership.
Prioritization of your professional growth, with dedicated career development support.
Flexible, unlimited PTO with a minimum expectation for recharge.
Mental Health benefits.
Fitness allowances.
Learning allowances.
Remote and office setup allowances to ensure productive and comfortable working environments.
Company
TestBox
TestBox create AI-powered demo and POC environments with custom data that mirrors your prospect's business, closing deals faster.
11-50 employees
Funding
Current Stage
Early StageTotal Funding
$24.15MKey Investors
Felicis
2025-10-28Series Unknown· $11.45M
2022-06-08Seed· $10M
2021-05-12Seed· $2.7M
Leadership Team
Sam Senior
Founder & CEO
Recent News
Alumni Ventures
2023-08-21
2022-06-11
Company data provided by crunchbase