Senior Frontend Engineer

Smartly.io; Ciudad de México; On-site; MXN 800,000 - 1,000,000; Full time

Job summary

A leading AI-powered advertising technology company is looking for a Senior Frontend Engineer in Mexico. In this role, you will take end-to-end responsibility for complex projects, lead technical decisions, and mentor others. You should have at least 6 years of experience in frontend development, particularly with React and TypeScript, and possess strong communication and analytical skills. This position offers a chance to grow in a diverse and inclusive environment that values continuous improvement.

Qualifications

• Minimum of 6 years of experience in building robust, complex web applications.
• Expertise in React and TypeScript with understanding of state management.
• Excellent spoken and written communication skills in English.

Responsibilities

• Take an end-to-end responsibility for complex projects from design to deployment.
• Lead technical design decisions and tradeoffs.
• Act as a mentor and technical guide.

Skills

Frontend development

React

TypeScript

State management

Performance optimization

Analytical skills

Communication skills

Job description

Are you an ambitious engineer ready to take on new challenges and grow exceptionally in your career? We are looking for a Senior Frontend Engineer to join our 250+ product and engineering team!

Our Engineering team builds the technology that makes this possible. We enable the world’s largest brands to turn a single design into a global, high-performing campaign by creating fast, scalable, and intuitive creative experiences used at massive scale. We solve complex frontend challenges, from advanced state management to high-performance, canvas-based interactions.

We’re pragmatic about our technology choices, but primarily work with React and TypeScript to deliver a seamless and powerful design experience. We care deeply about engineering craft, product quality, and continuous improvement — always looking for better ways to build, simplify, and scale.

Check out our Engineering at Smartly site to learn how our engineering and product development work.

As a Senior Software Engineer, You Will:

• Take an end-to-end responsibility for complex projects from design to deployment.
• Find the smallest possible increments to deliver value to our customers as quickly as possible.
• Partner closely with Product and UX to dissect complex requirements into well-designed and well-executed software.
• Lead technical design decisions and tradeoffs, balancing long-term architecture with immediate product needs.
• Be a core contributor to our Engineering Group, ensuring our frontend and core packages remain performant and scalable.
• Act as a mentor and technical guide, elevating the team through constructive code reviews and sharing your expertise.
• Drive projects forward independently and proactively dispatching roadblocks.

What We’re Looking For:

• Minimum of 6 years of experience in building robust, complex web applications with a mastery of frontend development.
• Expertise in React and TypeScript, with a deep understanding of state management and performance optimization.
• Proven ability to drive projects independently, showing persistence and autonomy in the face of technical hurdles.
• Ambition and eagerness to excel and commitment to continuous growth
• Excellent spoken and written communication skills in English
• Strong analytical skills to translate a broad product vision into actionable technical tasks.
• Motivation for solving customers’ problems and delivering value to customers at a fast pace

Smartly is committed to being the best place to work for growth-minded individuals to thrive - explore more in our Culture Handbook!

What to Expect from Our Recruitment Experience:

• Meet your Recruiter: Get to know each other and learn about working at Smartly.
• Meet the Team Lead: Gain deeper insights into your future team.
• Meet the Team in Technical Interviews: Engage in an interactive coding interview followed by a discussion around Systems Design and Architecture.
• Meet the Leadership in a Final Meeting: A brief discussion with our VP of Engineering.

Apply Now and Shape Your Future with Smartly!

About Smartly

Smartly is the AI-powered advertising technology company transforming ad experiences for brands and their consumers. Our comprehensive advertising platform seamlessly integrates the capabilities of media, creative, and intelligence to power more than 800 billion impressions and generate more than 300 billion creatives annually, delivering tangible business outcomes for brands and advertisers.

Smartly is the only company in the industry recognized as a Leader in The Forrester Wave: Creative Advertising Technologies with PwC validating the results it delivers for brands. We manage creative and media for 700+ brands worldwide and $6B in ad spend across the largest media platforms, including Facebook, Google, Instagram, Pinterest, Snap, and TikTok. Our end-to-end technology, unmatched access to media platforms and exceptional customer service help Fortune 500 brands to reach and engage consumers and learn what performs best. Smartly is a multinational and diverse team of 750+ Smartlies from 60+ nationalities, working in 13 countries. Together, we want to create and maintain an inclusive environment where everyone feels respected and heard. Our Diversity, Equity & Inclusion approach is at the heart of it.

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