Backend Engineer

We are a fast-growing voice AI testing company. We are winning (8Xed our revenue last month) and are hiring a backend and infra engineer to help us win faster.

Here's what you'll do:

1. Scale current products and infra to support 100x growth. This includes optimizing and productizing processes that humans currently do.

LET’S CHAT IF YOU:

• Are a power user of Cursor, Zed, etc., and started using code-gen tools before they went mainstream.
• Have deep intuition about what the current gen LLMs are capable of and what kind of tasks that are hard now will become easier in the next model.
• Want to grind with us, staying close to customers to iterate fast and solve their problems.
• Think independently and do whatever it takes to get things done while maintaining a high-quality bar.
• Are excited about making AI voice agents reliable.
• Have shipped production LLM apps that people use.
• Have built 0-1 real-time systems at scale in Telecom/Networking, Autonomous Vehicles or high-frequency trading.
• Have hands-on expertise with distributed systems and a knack for orchestration, monitoring, and analytics.

BONUS POINTS:

• Have prior experience founding a company or building products at early stages.
• Have built AI voice apps.

TECH STACK:

• Essentials: Next.JS, TypeScript, Python, Tailwind
• AI: OpenAI, Anthropic, STT, TTS, etc.
• Infrastructure: PostgreSQL, k8

INTERESTING TECHNICAL CHALLENGES:

• Create voice simulations that model the real world (background noise, accents, etc.)
• Generalize DSPy style prompt optimization to voice
• Support 10K parallel calls with 99.99% reliability

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