Demo

Founding Platform Engineer

1Sphere AI
Oakland, CA Full Time
POSTED ON 2/26/2026
AVAILABLE BEFORE 4/30/2026
1Sphere is pioneering AI transformation for the Fortune 500.

Founded by Sanjay Jeyakumar (previously Co-founder/CTO at Abnormal AI (now valued at $5B , securing 25% of the Fortune 500).

1Sphere builds custom AI workflows for Fortune 500 enterprises—delivering in 90 days what takes competitors 18 months. We're the AI software factory: embedding elite AI talent purpose-built tooling proven processes directly into your SAP, Salesforce, Workday systems. No rip-and-replace. Now assembling founding team in SF Bay Area to take market share from Palantir and ServiceNow ($100B incumbents moving too slow). Ship production AI solutions from week one.

Platform Engineer

As a Platform Engineer at 1Sphere, you'll ship essential platform components, support production systems, and integrate enterprise solutions for leading companies. Work with cutting-edge AI tools, enjoy a competitive package, equity, and fully covered benefits.

What You'll Own

Service Delivery Build and ship platform components (auth, connectors, APIs) that product teams depend on. Write clean, tested code that becomes the foundation for customer workflows.

Production Support Own on-call for platform services, resolve incidents, maintain reliability. Debug production issues, write runbooks, establish operational excellence.

Customer Enablement Deploy platform services to customer environments (SAP, Salesforce, Workday, ServiceNow) and iterate based on real-world usage. Build data connectors that integrate seamlessly with enterprise systems.

Your First 90 Days

  • Ship platform services to staging with comprehensive tests and monitoring
  • Build 3-5 data connectors to major enterprise systems (SAP, Salesforce, Workday, ServiceNow)
  • Establish on-call rotation and incident response patterns
  • Support first customer deployments and gather feedback for iteration

What We're Looking For

Must Have:

  • 2 years backend/platform experience (shipped production services; can show systems you built or describe architecture)
  • Used AI coding tools recently (Cursor, Claude, or Copilot in last 3 months; can show what you built faster and how you directed the tools)
  • Production debugging skills (debugged live incidents, written runbooks, owned on-call)

Nice to Have:

  • Multi-tenant SaaS experience (tenant isolation, row-level security)
  • Built integrations to enterprise systems (REST APIs, OAuth, rate limiting)
  • Experience with Go (our primary backend language)

Why This Founding Role is Your Career Accelerant

Ship Fast, Learn Faster Every 90 days, you'll see your work come alive. Real integrations, real customers, real outcomes—zero vaporware. While others debate in meetings, you'll be deploying.

AI-Native From Day One Use next-gen AI orchestrators (Claude Code, Cursor, Codex) daily, mastering the tools that ensure your career stays future-proofed. You're not just learning about AI—you're becoming fluent in it.

Founding Team Ownership As a founding team member, your impact is immediate and your growth exponential. Meaningful equity, visible responsibilities, and direct influence on our trajectory. This is the ground floor.

About 1Sphere

Most AI transformations stall in slide decks and endless migrations. At 1Sphere, we break the cycle—shipping real enterprise AI solutions in 90-day sprints, delivering tangible outcomes for Fortune 500 giants like SAP, Salesforce, Workday, and ServiceNow.

Founded by the former Co-Founder and CTO of Abnormal Security (trusted by 25% of Fortune 500), we're not just riding the AI wave—we're building the infrastructure that powers it.

Compensation & Benefits

  • Competitive salary meaningful founding-stage equity
  • Medical/dental/vision covered at 100% for employee and dependents
  • SF Bay Area headquarters (in-person - building culture and velocity requires proximity)

Equal Opportunity

1Sphere is an equal opportunity employer. We value learning speed, ownership, and kindness above all. We welcome applicants of all backgrounds.

How to Apply

Submit your application including:

  • Resume highlighting backend/platform work
  • Cover letter addressing: "What have you shipped recently using AI tools?"
  • Link to code samples or GitHub profile

We move fast: two weeks from application to offer for strong candidates.

Compensation Range: $140K - $185K

Salary : $140,000 - $185,000

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