Senior Product Engineer (Node/Typescript)

Strativ Group; San Francisco (CA); Hybrid; USD 180,000 - 230,000; Full time

Job summary

An innovative company is seeking a Backend Engineer to build the payment and identity layer for the AI economy. This hybrid opportunity allows you to tackle meaningful engineering challenges in a fast-scaling startup environment. You will design core services, build scalable systems, and collaborate closely with product and frontend teams. With experienced founders at the helm, this role offers significant ownership and a chance to shape the future of autonomous transactions. If you're excited about emerging technologies and want to make a real impact, this position is for you.

Qualifications

• Several years of experience in a meaningful startup environment.
• Deep interest in shaping new primitives in emerging technologies.

Responsibilities

• Design core platform services including API integrations and smart contract logic.
• Build scalable systems for machine-to-machine payments focusing on security and reliability.

Skills

Node.js

PostgreSQL

AWS

Distributed Systems

Event-Driven Architecture

Job description

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Direct message the job poster from Strativ Group

SF Bay - 3 days a week onsite

$180,000 - $230,000 + equity

Excited by the opportunity to build the payment and identity layer for the AI economy—enabling autonomous agents and LLMs to securely transact, subscribe to APIs, and interact with services without human intervention? Then read on...

At Series A with over $9M in funding, they're already powering real-time, machine-native financial interactions and are scaling fast.

On the Backend, you will:

1. Design core platform services—including API integrations, smart contract logic, and real-time payment processing
2. Build scalable systems for machine-to-machine payments with a strong focus on security, latency, and reliability
3. Collaborate closely with product and frontend teams on architecture and execution
4. Explore emerging technologies in blockchain, AI, and autonomous agents
5. Contribute to code quality, mentorship, and system-level thinking

This is a hybrid opportunity;

• Tackle meaningful, first-principles engineering challenges in a brand-new space
• Work directly with experienced founders (ex-Google, ex-Ripple) and a small, elite team
• Have a real voice in product and architecture decisions—this is early-stage with huge ownership
• Grow fast alongside a company defining a new category

Your exp:

Several years exp in a meaningful startup.

Experience with distributed systems, event-driven architecture, and a modern backend stack (Node.js, PostgreSQL, AWS) is needed. Prior experience in Web3 is not required—just a deep interest in shaping new primitives.

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• IT System Design Services and Financial Services

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