Senior Fintech Backend Architect — Remote, Equity

Félix

Región Centro

Remote

MXN 1,649,000 - 2,381,000

Full time

5 days ago
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Benefits offered by this job

Stock options
Annual performance bonus
Health plans
Remote work now, hybrid later
Unlimited PTO
Parental leave
Growth opportunities

Job summary

Félix, a hyper-growth fintech, is seeking a senior backend engineer to shape the core architecture of our payments, disbursements, or GRC platform. You will build scalable microservices and ensure secure, high-performance operations.

You will collaborate with product, compliance and operations, mentor juniors, and leverage Google Cloud, Kubernetes and REST APIs to deliver reliable financial services for cross-border use.

Qualifications

  • 5+ years as a Software Engineer in fintech or similar fast-paced environment.
  • Proven track record building, shipping, and iterating on software in production.
  • Strong understanding of algorithms and data structures.
  • Experience designing web services and REST APIs.
  • Knowledge of security, compliance (KYC/AML), and payments systems.

Responsibilities

  • Architect and implement scalable backend microservices in Payments, Disbursements, or GRC.
  • Develop and optimize secure, high-performance financial platforms.
  • Mentor junior developers and promote engineering best practices.
  • Collaborate with product, operations, and compliance to deliver end-to-end solutions.
  • Design infrastructure to handle millions of daily requests with reliability.

Skills

Fluent English

Tools

Python
Flask/FastAPI
REST APIs
Redis
SQL
gRPC
Google Cloud
Kubernetes
Terraform

Job description

Félix, a hyper-growth fintech, is seeking a senior backend engineer to shape the core architecture of our payments, disbursements, or GRC platform. You will build scalable microservices and ensure secure, high-performance operations.

You will collaborate with product, compliance and operations, mentor juniors, and leverage Google Cloud, Kubernetes and REST APIs to deliver reliable financial services for cross-border use.

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