Senior Backend Engineer (Python)

Become an EXpert as a Senior Backend Engineer (Python)

At EX Squared LATAM, we partner with innovative companies to build data-driven platforms that empower smarter decision-making.
We’re currently looking for a Senior Backend Engineer with Frontend knowledge to join a technically strong team working on a sophisticated platform in the advertising and marketing technology space.

This role is ideal for someone who thrives in backend engineering, understands frontend concepts, and has an AI-philic mindset, always looking to leverage modern tools and techniques to build scalable, high-impact solutions.

🚀 What You’ll Do

• Design and implement robust backend services using Python (Flask, FastAPI, or similar)

• Build and maintain Python-based GraphQL servers

• Design scalable data models using SQL databases and SQLAlchemy

• Collaborate with Product, UI/UX, and Engineering Leads to deliver high-quality technical solutions

• Balance business requirements with sound technical decision-making

• Optimize application performance across multiple applications

• Apply best practices in code quality, testing, type safety, and reusability

• Participate in the full development lifecycle, from planning to deployment

• Contribute to CI/CD pipelines and modern deployment strategies

• Stay up to date with emerging tools and AI-driven development practices, proposing improvements to the platform

🧠 What You’ll Bring

• 4+ years of experience in backend development

• Strong proficiency in Python and backend frameworks (Flask, FastAPI, or similar)

• Experience with SQL databases, ORM tools (SQLAlchemy), and GraphQL

• Working knowledge of React, including form management and state handling

• Understanding of testing frameworks, build systems, and CI/CD pipelines

• Experience working in Mac or Linux development environments

• Strong communication skills in English (written and spoken)

• Ability to collaborate synchronously with distributed teams during core hours (EST)

💡 Nice to Have

• Experience in AdTech, MarTech, or marketing analytics

• Knowledge of budgeting, financial data systems, or pacing models

• Experience with monorepos or multi-application platforms

🌎 Why Join EX Squared?

• Work with a multicultural LATAM-based team

• Collaborate on challenging, high-impact products for international clients

• Be part of a culture that values technical excellence, innovation, and ownership

• Opportunity to grow into technical or leadership paths

💼 What We Offer

• Salary in USD

• 100% remote work (LATAM)

• Flexible schedule within core collaboration hours

• Continuous learning & professional development

• Inclusive, people-first culture

• Mentorship from experienced engineering leaders

📩 Ready to become an EXpert? Apply now!
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