Senior Back End Engineer - AI Workflow/Application Builder (Hayward)Ikuto • Hayward, CA, US
Senior Back End Engineer - AI Workflow / Application Builder (Hayward)
Ikuto • Hayward, CA, US
[job_card.variable_days_ago]
[job_preview.job_type]
- [job_card.full_time]
- [job_card.part_time]
[job_card.job_description]415 years of professional software engineering experience. Strong experience with TypeScript, Node.js , and modern backend architectures. Experience designing complex data models and managing asynchronous tasks / workflows. Prior experience working in early-stage startups or high-growth environments. Experience integrating multiple systems, including REST APIs and SQL sources. Excited by building scalable systems and comfortable in a startup environment. Excellent problem-solving, collaboration, and communication skills. Experience building or integrating AI / LLM-powered applications . Familiarity with Temporal or similar orchestration / workflow systems. Exposure to other modern backend frameworks or cloud technologies (AWS, GCP, Kubernetes). Competitive salary : $200K$325K + meaningful equity (1%+) in an early-stage company. Work alongside experienced founders who have successfully scaled AI and enterprise SaaS products. Shape the architecture and direction of a high-impact backend system used across complex workflows. Be part of a small, highly motivated team at the forefront of AI and enterprise applications.
🚀 Senior Backend Engineer AI Application Builder
📍 SoMa, San Francisco, CA | 💼 Full-Time | Onsite
💰 Salary : $200K$325K + Meaningful Equity (1%+)
Join an early-stage AI SaaS start-up creating an application builder that empowers business users to build custom applications where humans and AI collaborate seamlessly across enterprise systems. The company addresses complex enterprise challenges, including multi-day workflows, cross-system integrations (ERP / CRM / financial platforms), secure VPC hosting, and enterprise-grade observability, logging, identity, and compliance controls.
About the Role
Were looking for a Backend Engineer to lead the development of backend systems and architecture. This is a rare opportunity to take ownership of core systems in an early-stage company, shaping architecture, scalability, and reliability from the ground up.
Youll tackle challenging problems like orchestrating multi-system workflows, processing large-scale data asynchronously, and safely executing AI-generated code all while collaborating closely with the applied AI team.
What Youll Do
- Design and build the core workflow engine the orchestration layer connecting agents, data sources, and frontend views.
- Develop and scale the TypeScript-based backend , handling asynchronous execution, retries, and deterministic routines.
- Build and maintain integration layers for REST APIs, SQL sources, and third-party systems.
- Collaborate with the applied AI engineering team to integrate automation and intelligence across systems.
- Define and enforce best practices for backend architecture, reliability, and developer experience as the company scales.
Who You Are (Must-Haves)
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Why Join?
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Back End Engineer • Hayward, CA, US
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