Senior Fintech Backend Architect Remote

Félix; Ciudad de México; Remote; MXN 1,200,000 - 1,800,000; Full time

Benefits offered by this job

Competitive salary

Stock options

Annual performance bonus

Health, dental, and vision plans

Remote work now, future hybrid

Continuous learning

Unlimited PTO

Paid parental leave

Growth opportunities

Job summary

Félix, a fast-growing fintech, is hiring a Software Engineer to shape the core architecture of our Fintech Platform. You will join one of three squads—Payments, Disbursements, or GRC—to build, optimize, and scale backend microservices for secure, high-performance financial operations.

You'll design robust web services with REST APIs, mentor junior developers, and collaborate with product, compliance, and operations to deliver holistic financial solutions.

Qualifications

• 5+ years of experience as a Software Engineer in a fast-paced, dynamic environment.
• Fluent or advanced English.
• Proven track record of building, shipping, and iterating on software applications, particularly in the Fintech domain.
• Solid foundation in algorithms and data structures.
• Experience designing and implementing web services, including REST APIs.
• Familiarity with architectural patterns such as Hexagonal Architecture, Event-Driven Architecture, and practices like A/B Testing, Feature Flags, and Gradual Rollouts.
• Domain Expertise: Experience in building and maintaining payment systems, financial disbursement solutions, or compliance-driven platforms is highly desirable.
• Knowledge of security protocols, compliance standards, and KYC/AML processes.
• A passion for developing products that make a real impact on millions.
• Commitment to continuous learning and staying abreast of emerging technologies.
• Excellent collaboration and prioritization skills in a team-oriented environment.
• Curiosity and/or experience in Fintech is a plus (equivalent competencies will also be considered).

Responsibilities

• Platform Architecture & Development: Architect and implement scalable backend microservices inside the Payments, Disbursements, or GRC squad.
• Payments Squad: Develop and optimize systems for securely collecting funds from users, ensuring efficient transaction processing.
• Disbursements Squad: Design and implement robust services that handle the secure and timely disbursement of funds to beneficiaries.
• GRC Squad: Build and enhance systems for user onboarding, KYC, and compliance, ensuring adherence to regulatory standards.
• Infrastructure & Scalability: Design and manage infrastructure capable of handling millions of daily requests while maintaining the highest standards of security and performance.
• Cloud Integration: Utilize Google Cloud services and industry-standard tools to build and maintain distributed systems.
• Cross-functional Collaboration: Work closely with product, operations, compliance, and other business units to deliver holistic financial solutions.
• Mentorship & Growth: Mentor junior developers and promote best practices across the engineering team.
• Continuous Improvement: Leverage user feedback and system analytics to refine and iterate on platform capabilities.

Skills

Software Engineering

Backend Architecture

REST APIs

Security & Compliance

Cloud & Kubernetes

Fintech Domain

Tools

Python

Flask/FastAPI

REST

Redis

SQL

Kubernetes

Terraform

NewRelic

GCP

Job description

Félix, a fast-growing fintech, is hiring a Software Engineer to shape the core architecture of our Fintech Platform. You will join one of three squads—Payments, Disbursements, or GRC—to build, optimize, and scale backend microservices for secure, high-performance financial operations.

You'll design robust web services with REST APIs, mentor junior developers, and collaborate with product, compliance, and operations to deliver holistic financial solutions.