Senior Front-End Engineer

Location: Remote - Colombia

About Us

Polaris Advisors bridges technology and care. With offices in the US and Colombia, we partner with hospitals and health systems to cut through the complexity of healthcare IT — freeing clinicians to focus on what matters most: patients. From EHR implementation to ongoing IT and operational support, we help organizations transform how they work, without burning out the people who make it all possible.

About Our Client

Our client is a growing technology company focused on helping organizations improve how work gets done through AI, automation, and process intelligence. Their platform helps businesses capture operational knowledge, optimize workflows, and use AI-driven solutions to improve productivity, consistency, and efficiency.

About the Role

We are looking for a Senior Front-End Engineer to join a high-impact project for a 6-month engagement. This is a highly hands-on role for someone with deep expertise in React and modern front-end development. The adecuado candidate is a strong problem solver who can build high-quality, scalable user experiences and work independently in a fast-paced technology environment.

Responsibilities

- Develop and maintain modern, high-performance web applications using React.
- Build reusable and scalable front-end components.
- Translate product and technical requirements into clean, maintainable solutions.
- Collaborate with engineers, product teams, and other stakeholders to deliver new features.
- Integrate front-end applications with APIs and backend services.
- Troubleshoot, optimize, and improve application performance.




- Participate in code reviews and contribute to front-end architecture and best practices.
- Write clean, maintainable, and well-tested code.
- Take ownership of technical challenges and deliver solutions with a high level of independence.

Required Qualifications

- 6+ years of professional software development experience.
- Strong, hands-on expertise with React.
- Advanced JavaScript and/or TypeScript skills.
- Strong understanding of modern front-end development principles.
- Experience building scalable and responsive web applications.
- Strong knowledge of HTML5 and CSS3.
- Experience working with REST APIs and integrating front-end applications with backend services.
- Experience with Git and modern development workflows.
- Strong problem-solving and debugging skills.
- Ability to work independently and in a fast-paced environment.
- Portfolio, GitHub, or examples of previous front-end work are required.
- Strong English communication skills.

Preferred Qualifications

- Experience with modern React frameworks such as Next.js.
- Experience with front-end testing frameworks.
- Experience with UI/component libraries and design systems.
- Experience working in SaaS or startup environments.
- Experience with AI-powered products or enterprise software.

What We're Looking For

We are looking for someone who is more than simply familiar with React. The ideal candidate should be a true front-end expert with strong hands-on experience, excellent technical judgment, and a proven track record of building production-quality applications.

Immediate availability is strongly preferred.

📌 Senior Front-End Engineer (Colombia)
🏢 Polaris Advisors
📍 Colombia