AI Native Software Engineer (Background core Python)

PALO IT; Ciudad de México; Presencial; MXN 600.000 - 900.000; Jornada completa

Descripción de la vacante

PALO IT in Mexico City is seeking a Senior API Backend Developer to design, build, and evolve scalable backend services using Python FastAPI. You will work with cross-functional teams to deliver robust APIs, ensure security, performance, and maintainability, and mentor peers in best practices.

You will contribute to architecture decisions, CI/CD pipelines, and AI-native development practices, helping clients transform with modern backend solutions.

Formación

• 5+ years of backend development experience.
• Strong Python and FastAPI experience.
• Solid RESTful API design and microservices knowledge.
• Proficient in SQL and NoSQL databases.
• Experience with CI/CD, testing, and DevOps practices.
• Knowledge of security, authentication, and data protection.
• Ability to mentor junior developers and guide design decisions.

Responsabilidades

• Design, develop, and maintain scalable backend services and RESTful APIs.
• Lead backend architecture designs and performance improvements.
• Collaborate with frontend, product, and other stakeholders.
• Ensure security, reliability, and observability.
• Review code and mentor teammates to improve quality.
• Contribute to CI/CD, testing strategies, and deployment automation.
• Participate in full software development lifecycle.

Conocimientos

Python

FastAPI

REST API design

Microservices

Distributed systems

SQL/NoSQL

CI/CD

DevOps practices

Security best practices

Mentoring

Herramientas

Git

Docker

Kubernetes

GitHub Actions

Descripción del empleo

Who We Are

Building the AI-first frontier enterprise.

We are a global technology consultancy with a trademarked, AI-first approach—Gen-e2™. It redefines how enterprises build digital products and transform their organizations with AI. We do the right thing, and we do it right. We're proud to be a World Economic Forum New Champion, and a B Corp-certified company.

• We are small enough to care locally, big enough to deliver globally (10 countries, 450+ experts from 50+ nationalities)

• We are becoming an agentic organization, adopting the AI-native operating model we bring to our clients.

• We are robust and resilient (100% independent, 0 debt, founded 2009)

• We are AI-native professionals who invest in what we believe and work as a collective intelligence

• We are positive, courageous and deliver at the leading edge.

Your Role

As a Senior API Backend Developer, you will play a key role in designing, building, and evolving robust, scalable, and secure backend services using Python FastAPI. You will work closely with cross-functional teams to deliver high-quality software solutions, drive technical excellence, and contribute to architectural decisions that support long-term business and client needs.

• Design, develop, and maintain scalable backend services and RESTful APIs using Python FastAPI.

• Lead the design of backend architectures and contribute to technical decisions that ensure performance, maintainability, and scalability.

• Collaborate with frontend developers, product teams, and other stakeholders to integrate user-facing elements with server-side logic.

• Optimize applications for maximum speed, reliability, and scalability while ensuring security and data protection best practices.

• Review code, enforce engineering standards, and mentor other developers to promote high-quality, maintainable code.

• Identify system bottlenecks, troubleshoot complex issues, and drive performance and reliability improvements.

• Participate in and influence the full software development lifecycle, including requirements analysis, solution design, development, testing, deployment, and production support.

• Promote best practices in API design, testing, observability, and CI/CD automation.

• Stay current with industry trends, emerging technologies, and backend engineering practices, and proactively recommend improvements where relevant.

Who You Are

• Minimum of 5+ years of experience in backend development, with strong expertise in Python and solid hands-on experience with FastAPI.

• Strong understanding of RESTful API design principles, microservices architecture, and distributed systems concepts.

• Proven experience designing scalable and maintainable backend systems in production environments.

• Proficient in SQL and/or NoSQL database design, optimization, and performance tuning.

• Experience with CI/CD pipelines, automated testing strategies, and modern DevOps practices.

• Solid understanding of application security, authentication/authorization mechanisms, and secure coding practices.

• Strong problem-solving skills, with the ability to analyze complex technical challenges and propose pragmatic solutions.

• Demonstrated ability to work effectively in cross-functional, collaborative environments and to guide technical discussions.

• Experience mentoring junior or mid-level developers and contributing to team growth is highly valued.

AI-Native Engineering (Core Expectation)

• UseGenerative AI coding tools(e.g., GitHub Copilot, Cursor) as a first-class engineering assistant for:

• Code scaffolding and refactoring

• Code generation and optimisation

• Test-cases and documentation generation

• Build applications through AI-driven development practices, including:

• AI-assisted debugging and troubleshooting

• Intelligent code completion and pattern recognition

• Automated documentation generation

• Apply prompt engineering best practicesfor reliable, repeatable engineering outcomes.

• Validate GenAI output(determinism checks, guardrails, fallback logic).

More About PALO IT

Our clients include some of the world’s most successful companies. We collaborate with leading enterprises, next-generation businesses and frontier partners, shaping what comes next, helping them scale AI and solve complex business and technology challenges.

What We Offer

• Stimulating working environments

• Unique career path

• International mobility

• Internal R&D projects (including Gen-e2™)

• Knowledge sharing

• Personalized training via PALO IT Academy

• Entrepreneurship & intrapreneurship