Senior Frontend Engineer

We’re looking for a Senior Frontend Engineer to join Smartly in Mexico City and help build the technology behind creative automation for some of the world’s largest brands. As part of our 250+ person Product & Engineering organization, you’ll create fast, scalable, and intuitive experiences that help customers turn ideas into high-performing campaigns across markets and channels.

You’ll solve complex frontend challenges spanning performance, scalability, and user experience, including AI-driven workflows that help customers generate, adapt, and optimize creative in new ways. Working closely with Product, Design, and Engineering, you’ll have meaningful ownership from technical design through delivery while helping us continuously improve how we build frontend software.

React and TypeScript are at the core of our frontend stack, with a strong focus on performance, maintainability, and engineering quality. Learn more about how we build products on Engineering at Smartly.

What You Will Do

• Own complex frontend projects from technical design through implementation, deployment, and iteration.
• Build responsive, reliable, and scalable user experiences that make sophisticated creative and AI capabilities intuitive for customers.
• Partner closely with Product, Design, and Engineering to break complex customer problems into clear, achievable technical solutions.
• Lead technical design discussions and make thoughtful trade-offs between long-term architecture, product needs, performance, and speed of delivery.
• Improve the performance, scalability, and maintainability of our frontend architecture and shared core packages.
• Break larger projects into meaningful increments that deliver customer value while creating a sustainable foundation for future development.
• Mentor and support other engineers through constructive code reviews, technical discussions, and knowledge sharing.
• Drive projects forward independently, identifying and addressing technical obstacles while keeping relevant stakeholders aligned.

What We Are Looking For

• Strong frontend engineering experience building and operating robust, complex web applications.
• Deep knowledge of React and TypeScript, including frontend architecture, state management, and performance optimization.
• Experience taking ownership of complex technical projects and making pragmatic decisions from design through production.
• Strong analytical skills and the ability to translate broad product requirements and customer needs into actionable technical solutions.
• A customer-focused approach to engineering, with an interest in understanding the problems behind the features you build and delivering meaningful value.
• Strong collaboration and communication skills, including the ability to explain technical decisions clearly and support the development of other engineers.
• A continuous-improvement mindset and an interest in developing your own expertise while contributing to stronger engineering practices across the team.
• Professional proficiency in spoken and written English.
• Ability to work from our Mexico City office one day per week.

What We Offer You

At Smartly, we offer a place where you can advance your career. Here, you'll find:

An Inclusive Global Culture: Join a team of over 750 Smartlies, representing more than 60 nationalities across 24 locations in 13 countries. We cultivate a culture built on trust, transparency, and open feedback, where diverse perspectives are valued and encouraged.

Global Impact: Contribute to a company making a global impact, directly influencing our customers' success and business growth.

Focus on Wellbeing: We prioritize your health with healthcare packages, mental health services, and a commitment to work-life balance through paid holidays and family leave.

Comprehensive Rewards: Benefit from equity options, performance-based rewards, competitive compensation, and career development opportunities.

Flexible Hybrid Workplace: Experience a hybrid work model, balancing office collaboration with remote work, and the option to work abroad for up to 30 days annually.

Apply Now and Build Your Future with Smartly!

Curious what it’s like to work at Smartly? Visit our Careers page to see how we grow, collaborate, and make impact together

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