Senior Software Engineer

Capa; Ciudad de México; Presencial; Confidencial; Jornada completa

Descripción de la vacante

A fintech startup in Mexico City is seeking a Backend Engineer to develop scalable systems for cross-border payments using Node.js or Go. The role offers a hybrid work model and focuses on modern solutions and compliance in financial operations. Ideal candidates will have 2–4 years of experience, solid design principles knowledge, and proficiency in Docker and RESTful APIs.

Servicios

Flexible PTO

Professional growth opportunities

Innovative and supportive culture

Formación

• 2–4 years of professional backend engineering experience, with expertise in Node.js or Go.
• Strong grasp of solid design principles (OOP, clean code, scalable architectures).
• Proficiency with Docker and deployment pipelines (CI/CD).
• Solid understanding of RESTful API principles (design, security, optimization).
• Experience in fast-paced startup settings.
• Working proficiency in English and Spanish.

Responsabilidades

• Design, develop, and maintain high-performance backend services.
• Collaborate with teams to architect scalable solutions for high-volume transactions.
• Utilize Docker for CI/CD pipelines in AWS environments.
• Build and optimize RESTful APIs and integrate with payment networks.
• Take full ownership of projects from concept to production.

Conocimientos

Node.js

Go

Docker

RESTful API principles

PostgreSQL

English and Spanish

Herramientas

AWS

Descripción del empleo

At Capa, we're making pesos flow like water by enabling seamless cross-border payments and connecting Latin America to global finance. As a leading crypto on-ramp startup operating in LATAM, we simplify and accelerate money movements with a comprehensive platform that ensures fully compliant, instant settlements, and unlimited liquidity for local currencies.

Our mission is to bridge traditional finance with modern financial infrastructure, empowering businesses and individuals to move funds quickly, securely, and cost-effectively across borders.

If you're passionate about fintech, crypto, and building innovative solutions in a fast-paced startup environment, join our committed team in Mexico City to drive real impact in LATAM's financial landscape.

Tasks

You'll be instrumental in developing scalable, secure backend systems that power our cross-border payment platform through the Capa API. Our tech stack prioritizes efficiency and reliability, focusing on languages like Node.js or Go, containerization with Docker, and robust RESTful API principles.

This is a hybrid position based in CDMX, offering flexibility while encouraging in-person collaboration to fuel our rapid growth.

What You'll Do

• Design, develop, and maintain high-performance backend services using Node.js or Go to support seamless payments and FX conversions via the Capa API.
• Collaborate with cross-functional teams to architect and implement scalable solutions for handling high-volume transactions, bank integrations, and real-time settlements.
• Apply solid design principles to create maintainable, secure codebases that ensure compliance and data integrity.
• Utilize Docker and related tools for containerization, CI/CD pipelines, and deployments in AWS environments.
• Build and optimize RESTful APIs, integrating with PostgreSQL, third-party services, and payment networks.
• Participate in code reviews, debugging, and process improvements for scalability and reliability.
• Take full ownership of projects from concept to production, aligning with our mission to revolutionize cross-border finance in LATAM.

Requirements

Must Haves

• 2–4 years of professional backend engineering experience, with expertise in Node.js or Go.
• Strong grasp of solid design principles (OOP, clean code, scalable architectures).
• Proficiency with Docker and containerization tools, including deployment pipelines (CI/CD).
• Solid understanding of RESTful API principles (design, security, optimization).
• Experience in fast-paced startup settings, with commitment to team and company success.
• Proficiency with PostgreSQL databases and AWS cloud platform.
• Working proficiency in English and Spanish.
• Based in or willing to relocate to CDMX for hybrid work.

Nice to Haves

• Experience in fintech, crypto, or payment systems development.
• Knowledge of event-driven architectures.
• Expertise in security best practices for financial applications.
• Interest in leveraging emerging technologies (e.g., AI) to enhance development efficiency.

Benefits

• Hybrid work model in CDMX, balancing flexibility with collaboration.
• Professional growth in a high-impact fintech/crypto startup.
• Supportive, values-driven culture emphasizing innovation, teamwork, and excellence.
• Flexible PTO for work-life balance.
• Hands-on exposure to pioneering technologies in APIs and global finance.