Senior Engineer

Eli Technologies

. Build product end to end for processors, contractors, and program administrators .

Posted 10/12/2026full-timeSan Francisco • California • United StatesSenior💰 $180,000 - $215,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates extensive experience in building production software with a strong focus on TypeScript, relational databases, and AI integration. Capable of managing system performance, compliance, and security in a fast-paced environment while delivering customer-facing features efficiently.

Highest-signal resume keywords

TypeScript Backend DevelopmentRelational Database ManagementAI Integration and AccountabilitySystem Performance ManagementCompliance and Security Expertise

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

TypeScriptMySQLPostgresSchema DesignQuery PlansDatabase MigrationsGitAI Document VerificationFraud DetectionPerformance Measurement

Soft Skills

Problem SolvingCollaborationAdaptability

Tools & Technologies

BunNode.jsNext.jsTRPCPrismaTemporalDockerVercelDatadogSentry

Industry Keywords

ComplianceSecurityPaymentsLendingReconciliationEnergy ProgramsUtility Software

Tech Stack

Tools & technologies

DockerJavaScriptMySQLNext.jsNode.jsPostgresTypeScript

About the role

Key responsibilities & impact

Build product end to end for processors, contractors, and program administrators
Develop AI-supported document verification, eligibility checks, and fraud detection
Decide when to use a model, rule, or human and measure performance
Own the ledger, lender loan tape, and reconciliation against bank records
Consolidate legacy systems such as Airtable into in-house agentic tools
Improve CI speed, test-suite health, backups, database migrations, alerts, and workflows
Investigate production failures, find root causes, fix issues, and document incidents
Work directly with cofounders and own substantial portions of the system
Deliver production features and customer-facing improvements within days
Learn rebate programs, underwriting, and contractor payments and challenge incorrect specifications

Requirements

What you’ll need

6+ years building production software
Experience being responsible for a system when it breaks
Deep TypeScript experience on the backend, including Bun, Node, Next.js, tRPC, Prisma or similar
Solid relational database skills in MySQL or Postgres, including schema design, query plans, and migrations
Strong Git knowledge, including rebase
Ability to reason through requests from browser to database and back
Ability to use AI agents heavily while remaining the author and accountable for every line of code
Track record of taking on work outside an assigned lane and finishing it
Comfort and competence in compliance- and security-heavy environments
Nice to have: Temporal or another workflow engine
Nice to have: Payments, ledgers, lending, or reconciliation experience
Nice to have: dbt, Snowflake, or other analytics tooling
Nice to have: Evaluating LLM output with test sets and metrics
Nice to have: Pulumi, Docker, Vercel, Tailscale, Datadog, or Sentry
Nice to have: Energy programs or utility software experience
Must be a resident of United States

Benefits

Comp & perks

Meaningful equity package
Generous medical, dental, and vision coverage
Flexible, unlimited time off, with a minimum of three weeks encouraged
At least two company gatherings each year
Budget to co-work when solving difficult problems together
Family- and parent-friendly environment
No-negotiation compensation policy with the strongest offer Eli can provide