Java jobs in United States

Kannact is a health coaching service dedicated to helping people with chronic conditions manage their health through human relationships. Our health coaches build strong, trust-based relationships with patients to educate them about their health and support them in taking small steps toward long-term change. We are passionate about making a real impact on human lives, helping them improve not only their health but also their quality of life.

At Kannact, we have several digital products that you’ll be working on. Our health CRM equips our coaches with the tools they need to provide excellent and personalized care to our patients. We send our patients medical devices that connect to our mobile app, allowing them to monitor their health at home. We also have several other digital tools built in-house by our talented team of engineers, designers, and health coaches, all aimed at strengthening the coach-patient relationship and helping our patients achieve their health goals.

Our Team

You will report to the Director of Engineering and work alongside a scrum team. Our team is kind, supportive, and has a strong collaborative dynamic. We believe in helping each other grow and develop professionally to create great products that make a real difference in people's lives.

Job Description

We are seeking a talented Mid-Level Frontend Engineer who is passionate about creating intuitive, responsive user interfaces that directly impact healthcare outcomes. In this role, you will be at the forefront of developing engaging and accessible web experiences that enhance the relationship between our health coaches and patients with chronic conditions.

The ideal candidate is not just technically proficient but also a collaborative problem-solver who takes ownership of their work. You'll work on implementing pixel-perfect interfaces and partner with backend engineers to integrate APIs effectively. You should be comfortable writing comprehensive tests with Playwright and Jest to ensure application reliability and contributing to our continuous improvement culture.

This role offers the opportunity to apply your frontend expertise to meaningful work that directly improves people's health outcomes. You'll be empowered to grow professionally in a supportive, remote-first environment that values work-life balance and provides pathways to expand your skills toward fullstack development.

Key Responsibilities

UI Development & Integration

• Build reusable, responsive UI components using React.js that adhere to our design system and accessibility standards
• Develop and maintain Next.js applications, leveraging the pages router for efficient content delivery and integration with Sanity CMS
• Implement efficient data fetching, caching, and state management using React Query and context API
• Consume RESTful APIs and integrate with backend services

Performance & Testing

• Write comprehensive end-to-end and integration tests using Playwright to ensure application reliability and user flow integrity
• Implement unit tests with Jest and React Testing Library
• Identify and resolve performance bottlenecks and UX problems in frontend applications to ensure smooth user experiences
• Optimize application loading times and runtime performance
• Collaborate with the product team to implement designs accurately and provide technical feedback
• Participate in code reviews to maintain code quality and share knowledge with the team
• Create and maintain documentation for frontend components and applications
• Contribute to improving the overall user experience through thoughtful UI implementations
• Continuously learn and adopt new frontend technologies and best practices

Qualifications

Required

• 2-4 years of professional working experience in frontend development
• Strong proficiency in React.js ecosystem, including hooks, context API, and component lifecycle
• Experience with Next.js (pages router)
• Version control experience with Git
• Excellent communication skills and ability to collaborate effectively with cross-functional teams
• Strong sense of ownership and accountability for your work
• Problem-solving mindset and attention to detail

Highly Desired

• Proficiency with React Query for data fetching, caching, and state management
• Experience with Playwright for end-to-end testing and automated UI testing
• Familiarity with frontend testing frameworks (Jest, React Testing Library)
• Experience in building Progressive Web Apps (PWAs), with potential future work in replacing mobile apps
• Experience working within a monorepo environment, and familiarity with build tools like Turborepo or similar
• Experience with BEM (Block, Element, Modifier) for writing maintainable and scalable CSS

Nice to Have

• Experience with Sanity CMS integration
• Some backend experience (Node.js, Java, Python, SQL)
• Interest in growing professionally and expanding skillset to become more fullstack (AWS, Kubernetes, Java SpringBoot, Python, Node.js)

Why Join Us?

• Opportunity to make a meaningful impact on human lives.
• Collaborative and supportive team environment.
• Competitive salary and benefits package.
• Opportunities for professional growth and development.