Senior Fullstack Engineer

Job not on LinkedIn

🔥 0 minutes ago

🇺🇸 United States – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 12%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Maxwell

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2015

☁️ SaaS

💳 Fintech

🤝 B2B

💰 $28.5M Series B on 2021-11

SaaS • Fintech • B2B

Maxwell is a U. S. -based mortgage technology and services company that provides an end-to-end origination platform for lenders. Its suite includes point-of-sale software, business intelligence, QuickPricer, eClose, integrations, fulfillment (processing, underwriting, closing), diligence/TPR services, and private-label origination. Maxwell delivers customizable, cloud-based software and outsourced fulfillment services to banks, independent mortgage banks (IMBs), credit unions and other mortgage lenders to streamline application intake, underwriting, due diligence and closing, reduce time-to-close, and lower cost per loan.

📋 Description

• Design, build, and maintain features across Rails API services, TypeScript/Node services, a GraphQL gateway, and React frontends • Own integrations with external platforms, including data mapping, synchronization, reconciliation, retries, and idempotency • Design and evolve asynchronous, multi-step workflows using RabbitMQ, SNS/SQS, Sidekiq, and saga-style orchestration • Maintain correctness and security of the multi-tenant platform • Lead technical design through design documents and architecture decision records • Identify and reduce technical debt while improving service boundaries, module design, test coverage, and developer experience • Conduct code reviews and help establish engineering standards • Participate in on-call rotation, lead incident response, and implement root-cause fixes • Use and improve observability tools and CI/CD • Work with Customer Support & Success on lender-reported escalations and external LOS synchronization issues • Partner with Product Managers to refine requirements and identify edge cases • Collaborate with UI/UX Designers to deliver polished, accessible interfaces • Mentor engineers through pairing, code review, and design feedback • Lead AI-assisted engineering using Claude Code, Cursor, and Codex • Build and maintain shared AI tooling, including agent instruction files, reusable skills and prompts, MCP servers, and automated workflows • Establish AI-use guardrails and verify agent output

🎯 Requirements

• 7+ years building and running production web applications • Deep experience with Ruby on Rails, including API-only services, ActiveRecord, PostgreSQL, background jobs, and RSpec • Experience shipping UI with React and TypeScript • Experience with GraphQL; Apollo ideally • Experience building distributed, event-driven systems • Knowledge of retries, idempotency, and eventual consistency • Experience with third-party integrations and partner APIs, including REST, SOAP, and webhooks • Strong security and multi-tenant data isolation instincts • Advanced daily use of AI and agentic coding tools • Ability to structure context for agents and verify their output • Ability to write design documents and explain production incidents clearly • Ownership of on-call, incident response, observability, and blameless postmortems • Bonus: experience in mortgage technology or regulated, integration-heavy domains • Bonus: familiarity with LOS platforms (Encompass, MortgageBot, Byte) or MISMO standards • Bonus: Node.js/TypeScript services, Elasticsearch, Redis, Docker, AWS, CI/CD, saga or workflow orchestration patterns • Bonus: mentoring engineers and leading cross-team projects

🏖️ Benefits

• PTO as needed • Comprehensive insurance coverage • 401(k) match • Stock option grants • Stock purchase plan • Work from the place you work best: at home, in an office, or on the move