Senior Frontend Engineer | Remote

About Us

360Dialog transforms WhatsApp into a high-performance marketing channel with our Performance Messaging solutions, designed to drive real, measurable results.

We combine data-driven insights with personalized, two-way conversations, helping businesses scale customer engagement, boost conversions, and automate WhatsApp communication. Our full-service approach makes it easy for businesses to unlock the potential of WhatsApp, from campaign management to messaging automation.

We’re trusted by over 1,000 partners and more than 40,000 clients worldwide. As the first provider to offer full-funnel analytics and data solutions for WhatsApp, 360Dialog is leading the way in performance-driven messaging and marketing automation.

Role Overview

We’re looking for a Senior Frontend Engineer to join our growing team and play a key role in shaping the future of our platform. You’ll work across a modern frontend tech stack (React, Next.js, TypeScript, MobX) to design, architect, and build highly scalable, low-latency user interfaces. This is more than just a coding role - you'll be directly responsible for the user experience, owning the codebase quality, mentoring developers, and leading technical decisions within the frontend domain. If you’re passionate about engineering excellence, love translating complex data streams into intuitive applications, and want to have a real impact on both product and process, we’d love to hear from you.

Requirements

Key Responsabilities:

• Develop intuitive and powerful applications and advocate for high standards for code quality, maintainability, and performance while driving solutions and innovation across the team with the application, product and company.
• Work closely with customers, product, and project managers to translate feature requests into technical specifications and verify implementations.
• Design, develop, and implement complex features/prototypes for our real-time messaging platform, collaborating with engineers to create clean, scalable code.
• Build reusable components and testable libraries, actively contributing to the overall frontend architecture.
• Drive application performance and stability through contributions to tools, processes, and automation.
• Mentor junior and mid-level developers, conducting thorough code reviews, promoting knowledge sharing, and contributing to the overall growth of the engineering team.
• Lead technical decision-making within the frontend domain and mentor junior team members.

Key Requirements:

• Experience: 5+ years in Software Engineering, with a strong focus on Frontend development for complex, high-traffic applications.
• Architecture & Performance: Solid understanding of application performance, low latency design, and delivering complex applications considering modularity, accessibility, and scale.
• Frameworks & Libraries: Expert proficiency in React (hooks, functional components), Next.js, and strong professional experience with TypeScript and JavaScript.
• Languages & Styling: Expert proficiency in HTML5, CSS3, JavaScript (ES6+), and experience with CSS-in-JS solutions like styled-components.
• Build & Tooling: Working knowledge of Node.js to manage frontend development toolchain, including essential tools like Webpack, Babel, and ESLint. 
• APIs & Version Control: Expertise in consuming RESTful APIs and proficient use of GIT for version control.
• State Management: Experience with MobX + mobx-react (or similar solutions like Redux/Recoil).
• Proven ability to implement UX Designs from Figma and experience using AI-powered tools to quickly create v0 mockups, wireframes, or prototypes and assess their technical feasibility for application implementation.
• Testing: Extensive experience with frontend testing: Unit Testing (Jest, React Testing Library), and End-to-End Testing (Cypress or Playwright).
• Collaboration: Excellent open communication skills, self-organization, and the ability to deliver high quality output under deadlines.

Optional Requirements

• Familiarity with integrating monitoring/analytics tools like Mixpanel, Sentry, and OpenReplay.
• Industry Experience: Prior experience with 3rd party API integrations or the WhatsApp Business API.
• Familiarity with Backend development concepts (e.g., Python/Django) for better API collaboration.
• Experience developing integrations with messaging platforms such as the WhatsApp Business API. 
• Experience with Angular and RxJS is a bonus.
• Comfortable leading technical discussions and architecture reviews, and facilitating cross-team collaboration. 
• Availability of a public portfolio or GitHub repositories to demonstrate knowledge.

Background Check Notice

By submitting your application, you acknowledge and agree that 360dialog may conduct a background check as part of the recruitment and selection process. This may include, verification of your professional experience, educational background, and other relevant information necessary to assess your suitability for the role.

Benefits

What We Offer

Here’s an opportunity to shape a whole new industry in Performance Messaging Solutions. You’ll be joining a team of experienced entrepreneurs who run a bootstrapped global company.

• Join a dynamic, innovative team where you'll collaborate with some of the brightest minds in tech.
• Enjoy daily opportunities to learn, grow, and push the boundaries of what's possible.
• Work from anywhere in the world with full remote flexibility.
• Receive a competitive salary package that reflects your skills and experience.

NB: We are a fully remote company and welcome applicants from anywhere in the world—please disregard the listed countries, which are included only due to system requirements.