Finthos

Tech Co-Founder / CTO – Finthos

  • LocationBoston, Massachusetts, United States
  • Listed19/10/2026
  • SalaryUS$15–16.7k/mo
  • FieldSoftware engineering

About the job

What We're Building:

A Unified Agentic AI Operating System for family offices, UHNWIs, and private investors. Please check finthos.ai for more context.

Pre-seed stage. MVP ready. Paying client and active pilots. Raising $2.5M pre-seed round.

The Role:

Own technology vision and build engineering team (2→10+ engineers):

  • Architect scalable AI-powered fintech platform
  • Drive agentic AI strategy and financial intelligence systems
  • Connect to banking APIs and custodian accounts
  • Lead hiring, product direction, and technical strategy
  • Shape fundraising and represent Finthos externally
  • True co-founder ownership, not VP Eng

You Are:

  • 4+ years engineering, 3+ in leadership
  • Built 0→1 products to scale (100K+ users or $10M+ revenue)
  • Deep AI/ML expertise (LLMs, agents, agentic workflows, RAG, fine-tuning)
  • Fintech/financial services/wealth management industry background
  • Hired and scaled engineering teams
  • Boston based preferred; open to NY/SF for the right candidate

Bonus: Startup founder/early CTO, raised funding, domain expertise in wealth management

Tech Stack:

React, TypeScript, Supabase, OpenAI/Claude APIs, Swiss banking APIs, GCC banking APIs, Plaid, European banking APIs

Future: Multi-agent systems, iOS & Android apps, proprietary AI models, financial infrastructure, banking data connectors

What You'll Get:

  • 8–12% co-founder equity (4-year vest, 1-year cliff)
  • $180K–$200K salary upon funding close; equity-only until then
  • Full ownership of tech roadmap and hiring
  • Equal voice in product strategy

Apply:

Resume + LinkedIn + GitHub

  • Why Finthos? (2–3 sentences)
  • Your technical vision (1 paragraph)

Moving fast. Offer within a month for strong candidates.

Join us to build the future of wealth intelligence. $1.3T+ addressable market: 13,000+ family offices, UHNWIs, and private investors. AI + fintech convergence happening now.

Job details

Company
Finthos
Posted
19 October 2026
Advert site
wellfound.com

Skills asked for

  • React
  • TypeScript
  • Supabase
  • OpenAI/Claude APIs
  • Swiss banking APIs
  • GCC banking APIs
  • Plaid
  • European banking APIs

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