Senior Fintech Platform Engineer (Remote Backend)

Félix; Región Centro; Remote; MXN 2,229,000 - 3,343,000; Full time

Benefits offered by this job

Stock options

Annual performance bonus

Health, dental, and vision plans

Unlimited PTO

Paid parental leave

Job summary

Félix is building the financial ecosystem for Latin immigrants in the U.S. Our team shapes the core architecture of the Fintech Platform in the Consumer Lending area, building, optimizing, and scaling backend microservices that power secure payments, compliance, and disbursement workflows.

You will work with a tech stack that includes Python, Flask/FastAPI, REST APIs, Kubernetes, and Google Cloud, delivering high-performance systems while collaborating with product, operations, and security

Qualifications

• 7+ years of experience as a Software Engineer in a fast-paced environment.
• Fluent or advanced English.
• Proven track record of building, shipping, and iterating on software applications, particularly in Fintech.
• Solid foundation in algorithms and data structures.
• Experience designing and implementing web services, including REST APIs.
• Familiarity with Hexagonal/Event-Driven architectures and feature flag patterns.
• Desirable: experience in payments, disbursement, or compliance platforms.

Responsibilities

• Architect and implement scalable backend microservices for the Consumer Lending team.
• Design and manage infrastructure capable of handling millions of daily requests with top security and performance.
• Utilize Google Cloud services to build distributed systems.
• Collaborate with product, operations, compliance, and other units to deliver holistic financial solutions.
• Mentor junior developers and promote engineering best practices.
• Leverage analytics to refine platform capabilities.

Skills

Backend architecture

Security best practices

Cloud computing

Team mentoring

English proficiency

Tools

React

Python

Flask/FastAPI

REST APIs

Redis

SQL

gRPC

Google Cloud

Firestore

BigQuery

Kubernetes

Terraform

NewRelic

PagerDuty

Job description

Félix is building the financial ecosystem for Latin immigrants in the U.S. Our team shapes the core architecture of the Fintech Platform in the Consumer Lending area, building, optimizing, and scaling backend microservices that power secure payments, compliance, and disbursement workflows.

You will work with a tech stack that includes Python, Flask/FastAPI, REST APIs, Kubernetes, and Google Cloud, delivering high-performance systems while collaborating with product, operations, and security