Senior Web Developer (Colombia) (Medellín)

We are looking for an experienced Senior Web Developer to own the development of high-quality, performant, and conversion-focused marketing websites. This role is highly hands-on and adecuado for someone who thrives in technical problem-solving, cross-functional collaboration, and modern web development best practices. You'll work closely with design, product, marketing, and data teams to deliver fast, accessible, SEO-optimized experiences while contributing to technical standards and mentoring junior developers. Key Responsibilities Development & Implementation
- Build responsive, accessible, high-performance marketing websites using modern frameworks.
- Develop and maintain reusable component libraries tied to design systems.
- Implement SSR/SSG strategies to improve performance and SEO.
- Integrate headless CMS platforms with scalable, component-based architectures.
- Write clean, testable, well-documented code following best practices.
- Debug and resolve production issues and participate in incident response. Performance & Quality
- Optimize sites for Core Web Vitals and overall performance.
- Implement analytics, tracking, A/B testing, and personalization features.
- Ensure accessibility compliance (WCAG 2.2 AA) and cross-browser/device compatibility.
- Maintain unit, integration, and end-to-end tests.
- Support CRO and experimentation initiatives. Technical Collaboration
- Participate in code reviews and mentor junior developers.
- Work closely with UX/UI designers to ensure accurate implementation.
- Partner with marketing teams to implement technical SEO requirements.
- Coordinate with analytics teams on tracking and instrumentation.
- Contribute to documentation, coding standards, and architectural decisions. Requirements
- 5+ years of professional web development experience.
- Strong JavaScript/TypeScript skills and experience with React, Next.js, or Astro.
- Advanced CSS and layout skills, ideally with Tailwind CSS.
- Experience with SSR, SS Postúlate en Kit Empleo: kitempleo.com.co/empleo/1b3us7