Job DescriptionAgileEngine is an Inc. **** company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries.
We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.WHY JOIN USIf you're looking for a place to grow, make an impact, and work with people who care, we'd love to meet you!
ABOUT THE ROLEWe are looking for a Senior/Lead Frontend Engineer to build highly scalable, dynamic, and programmatic email experiences at the intersection of frontend engineering and lifecycle marketing.
You will develop personalized, data-heavy email templates and reusable components using React and Apache Velocity, consume internal and external APIs to drive conditional logic and second-level personalization, and partner with Design Systems to evolve internal tooling toward a modular, AI-assisted self-service architecture.
The role requires mastery of responsive HTML/CSS email rendering across clients including Outlook, Gmail, and Apple Mail.WHAT YOU WILL DO- Build personalized, high-complexity email templates and reusable product-specific components using React and Apache Velocity by consuming data from APIs;- Translate Figma designs into modular, responsive, and reusable code components within email platforms;- Create, optimize, and segment lifecycle marketing campaign audiences using complex SQL queries and custom APIs;- Partner with Design Systems to build scalable code frameworks within internal email tooling that pull data from internal sources;- Deliver dynamically populated email templates powered by live API data and Apache Velocity;- Ensure fully validated A/B testing setups with complete data and measurement tracking integrity.MUST HAVES- Bachelor's degree in Computer Science, Engineering, or a related field with 4+ years of related experience,



or a Master's degree with 3+ years of experience;- Proven track record in front-end development;- Strong front-end development experience using React, TypeScript, and JavaScript;- Experience integrating user interfaces with backend platforms;- Strong command of Apache Velocity (VTL), including macros such as #set, #if, #foreach, and #define;- Experience composing Velocity components and macros into complete email templates;- Mastery of responsive and accessible HTML and CSS for email clients;- Proven experience integrating with APIs and formatting data into conditional, dynamic email templates;- Experience authoring templates for 100+ locales with localized copy and dynamic personalization;- Experience with Git, command-line tools, and modern IDEs;- Experience translating Figma designs into modular code components;- Experience with AWS infrastructure fundamentals;- Experience with Infrastructure as Code tools such as Terraform and CI/CD pipelines such as GitLab CI;- Upper-intermediate English level.NICE TO HAVES- Prior experience in email development;- Practical experience using AI developer tools such as Cursor, Windsurf, or Claude;- Prior exposure to component internationalization (i18n) and localization frameworks.PERKS AND BENEFITS- Professional growth: Mentorship, TechTalks, and personalized growth roadmaps.
- Competitive compensation: USD-based pay with education, fitness, and team activity budgets.
- Exciting projects:



Modern solutions with Fortune 500 and top product companies.
- Flextime: Versátil schedule with remote and office options.RequirementsBachelor's degree in Computer Science, Engineering, or a related field with 4+ years of related experience, OR a Master's degree with 3+ years of experience.
A proven track record in front-end development.
Your most recent role should ideally be as a Software Engineer with a front-end focus.
Modern Web Frameworks: Strong front-end development experience using modern web technologies (React is highly prioritized, TypeScript, JavaScript), and experience integrating user interfaces with backend platforms.
Template Engines: Strong command of Apache Velocity (VTL), including Macros (#set, #if, #foreach, #define), and a deep understanding of how Velocity components/macros compose into full email templates.
Email Engineering: Mastery of hand-coding highly responsive, accessible HTML/CSS optimized to bypass the rendering limitations of tough email clients (Outlook, Gmail, Apple Mail).
API Integration: Proven experience connecting to, querying, and consuming data from various internal/external APIs, and formatting that data into conditional, logic-driven dynamic emails.
Scale & Personalization: Experience authoring templates once and launching them to 100+ locales, handling localized copy and second-level personalization (per-recipient jobs, dynamic data, looping through arrays).
Version Control & Environment: Fluent with Git (GitLab/GitHub), the command line, and modern IDEs (Cursor, Windsurf, VS Code).
Design Tools: Figma (specifically translating designs into modular code components).
Cloud Infrastructure: AWS primitives (compute, storage, networking, IAM).
DevOps / CI-CD: Experience with Infrastructure-as-Code tooling (e.g., Terraform) and CI/CD pipelines (e.g., GitLab CI).

📌 Senior Frontend Engineer Id77771 (Mar del Plata)
🏢 AgileEngine
📍 Mar del Plata