Senior Front End Developer

hace 4 semanas

Bogotá, Bogotá D.E., Colombia Critical Mass A tiempo completo

The Senior Front-End Developer is responsible for designing and writing code for web applications. This role requires the ability to work independently, assuming ownership for the design, interface, and programming of simple and complex web sites.

The ideal candidate will have experience with front-end technologies, including HTML5, CSS, and JavaScript. They will also be comfortable working with content management systems and have a strong understanding of web development best practices.

Key responsibilities include:

  • Developing web applications that follow the latest web standards and conform to leading-edge front-end technologies
  • Working closely with Creative, Business, Technology, and QA teams to ensure the solution meets requirements and performance targets
  • Owning the development of web applications and ensuring they follow the overall technical architecture and design established by the technical lead
  • Implementing user and business requirements, composed of multiple development activities
  • Maintaining up-to-date and complete documentation on projects, as dictated by the company's guidelines and best practices
  • Debugging or troubleshooting complex issues in existing web applications
  • Providing feedback on policies and procedures when an opportunity for improvement exists
  • Providing guidance and support to other team members to help them fulfill their tasks and improve their performance and technical skills

Requirements include:

  • Advanced English proficiency (B2+ reading, writing, and conversation)
  • Proven experience developing applications with React JS (Next JS and Graph QL are highly desired)
  • At least 3+ years of experience working with front-end technologies (HTML/CSS/JavaScript)
  • Excellent knowledge of recent development practices (Mobile First, MVC, Object Oriented development)
  • Fluency in at least one major mainstream JavaScript library and/or framework (e.g., jQuery, Angular, React, VueJS, etc.)
  • Work experience with cross-browser and cross-device compatibility
  • Work experience with automation and pre-processing tools (e.g., Gulp, Grunt, SASS, LESS)
  • Work experience integrating web solutions with external web services
  • Knowledge of design patterns (e.g., model-view-controller, observer, object-oriented, etc.)
  • Experience pre-processing CSS styling (SASS, LESS)
  • Fluency with data transfer formats and protocols popular in web applications (e.g., JSON, XML, HTTP)
  • Capability of writing code compliant with modern accessibility (e.g., ARIA, WCAG, Microformats, ADA, RDF) and SEO guidelines and best practices
  • Capability of working with version control systems (SVN, GIT, Mercurial)
  • Capability of building proof of concept prototypes
  • Capability of troubleshooting, debugging, and doing root cause analysis of web applications issues
  • BS in Computer Science or related technical discipline; or equivalent experience as Software Developer
  • Experience in Digital Agencies projects, Web development projects, SCRUM/Agile software projects

Critical Mass offers a competitive benefits package, including vacation, compassionate leave, sick days, and flex days. We also provide access to online services for families and new parents, end-of-year closure days, and a Diversity and Inclusion Board with 12 affinity groups. Our internal learning and development programs are designed to help you grow and succeed in your role.

We value our employees and strive to create a work environment that is inclusive, diverse, and supportive. If you are passionate about front-end development and want to join a team that is committed to excellence, we encourage you to apply for this exciting opportunity today.

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