Technical Support Engineer for European FinTech SaaS (Python/FastAPI/Supabase)

We operate a specialized financial chatbot SaaS serving institutional clients across Europe. Our lean, efficient structure (CTO + sales partner) has achieved strong product-market fit with enterprise clients in the financial sector who value stability, security, and responsive support. Our product helps finance professionals streamline their workflows through AI-powered assistance, and we're now looking for a reliable technical partner to ensure continued excellence in service delivery. ## Tech Stack -

Frontend:

Lovable (React/TypeScript) -

Backend:

Python FastAPI hosted on Railway -

Database:

Supabase (PostgreSQL) -

Clients:

Financial professionals and institutions across Europe ## The Role We're seeking a technical support engineer who can serve as both our maintenance backbone and a reassuring presence for our institutional clients. This is a long-term partnership role, not a one-off project. ### Core Technical Responsibilities - Monitor system health, performance, and uptime - Handle bug fixes and minor feature updates - Manage deployments and Railway/Supabase infrastructure - Respond to technical incidents (SLA: 24-48h for critical issues) - Maintain documentation, runbooks, and system knowledge base - Implement preventive measures to avoid recurring issues - Conduct regular system audits and optimization - Participate in occasional technical reassurance calls with institutional clients - Provide professional, detailed incident reports when needed - Represent our technical reliability and expertise to stakeholders - Answer client technical questions with clarity and confidence ## What We're Looking For ### Must Have -

3+ years professional experience

with Python/FastAPI in production environments -

Hands-on experience

with Supabase or PostgreSQL -

DevOps mindset:

monitoring, logging, incident management, system reliability -

Fluent English

(written and spoken) for client interactions -

European timezone

(±2 hours from CET preferred for overlap) -

Autonomous work style:

You take ownership and initiative -

Professional communication:

Comfortable speaking with institutional clients ### Nice to Have - Experience with React/TypeScript or Lovable platform - French or German language skills - Previous SaaS maintenance or support experience - Experience with monitoring tools (Sentry, DataDog, etc.) ## Working Arrangement -

Hours:

5-10 hours/week initially (retainer basis), scalable based on needs -

Schedule:

Flexible hours, with defined availability windows for urgent issues -

Location:

Fully remote -

Contract Duration:

Long-term partnership (4+ months initial commitment) -

Communication:

Async-first (Slack/Whatsapp/Email) + weekly 20min sync call -

Start Date:

April 2026 ## Compensation

• *Depending on experience and skills match. ## How to Apply Please submit a proposal that includes: 1.

Your experience

with our specific tech stack (Python/FastAPI, Supabase, Railway) 2.

Examples of previous maintenance/support roles

- especially B2B or enterprise SaaS 3.

Your typical response time

for urgent production issues 4.

Your comfort level

with client-facing communication and technical presentations 5.

Your availability:

hours per week and timezone 6.

At least one reference

from a previous maintenance or support contract Apply tot his job Apply To this Job