# Senior Full Stack Engineer (Mobile Frontend Oriented) (Buenos Aires)

- **Company:** Felix
- **Location:** Buenos Aires, Argentina
- **Workplace:** Hybrid
- **Salary:** Salary: unknown
- **Seniority:** Senior
- **Role:** Frontend engineering
- **Countries:** Argentina
- **Languages:** Dart, JavaScript, Python, Ruby, SQL
- **Employment type:** full_time
- **Posted:** 2026-11-13
- **Key facts:** Stack: Dart, JavaScript, Python, Ruby, SQL, React Native, Flask, FastAPI, Redis, gRPC, React, GCP; Experience: 5+ years; Languages: English; Equity; Unlimited PTO
- **Job page:** https://rolefalcon.com/job/138453974-senior-full-stack-engineer-mobile-frontend-oriented-buenos-aires-felix-buenos

Senior Full Stack Engineer (Mobile Frontend Oriented) (Buenos Aires) is an open role at Felix, a software company in fintech and payments. The role is hybrid, based in Buenos Aires, Argentina. Our labels mark it as a senior-level role in frontend engineering. Technologies named in the posting: React Native, Flask, FastAPI, Redis, gRPC and React. It asks for 5+ years of experience. English is required. Perks named in the posting: equity and unlimited PTO. Felix has 36 open positions on this site, 16 of them in IT and engineering.

To apply, open the job page above and follow its Apply link to the original posting.

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