Collectly logo
Collectly

Do your patients get the best financial experience possible? We help healthcare organizations make their patients happy.

Frontend Engineer

Frontend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 51-200Since 2017H1B No SponsorCompany SiteLinkedIn

Location

Serbia

Posted

107 days ago

Salary

$72K - $90K / year

Seniority

Senior

Bachelor Degree4 yrs expEnglishRussianReactReduxTypeScript

Job Description

Frontend Engineer

Collectly

• Build and improve product features end-to-end. • Work directly with Product Team to clarify requirements and shape solutions. • Make fast decisions and ship without hand-holding. • Create clean, polished, high-quality UI. • Identify and fix technical debt. • Contribute to architecture and product improvements.

Job Requirements

  • 4+ years with React, Redux, TypeScript.
  • Strong product mindset (not just ticket execution).
  • Ability to move fast and deliver consistently.
  • High standards for UI/UX and attention to detail.
  • Ownership and independence.
  • Experience with performance and optimization.
  • English (B2) + Russian.

Benefits

  • Real freedom in architectural and technical decision-making.
  • No micromanagement: the more ownership you take, the more responsibility and influence you will have.
  • A product-oriented environment where engineers help shape priorities, including both technical debt and product improvements.
  • Deep exposure to the medical billing domain and the chance to build meaningful domain expertise.
  • Opportunities to grow beyond frontend into backend and adjacent technical areas.
  • The chance to work with a team building practical, thoughtful AI solutions and to explore new areas such as prompt engineering.

Related Job Pages

More Frontend Engineer Jobs

Post payments and support daily front office operations. Be an essential part of our team with a focus on excellent patient care.

North Carolina
Full TimeRemoteTeam 201-500

Location: Remote Contract: Full-Time, Permanent Salary: $101,000 - $134,000 Start Date: Asap About Us: KinaTrax’s mission is to provide professional and collegiate teams with game-changing insights about their most valuable asset: their athletes. We deliver research-grade markerless motion capture technology that allows teams to collect in-game biomechanical performance data on their athletes. KinaTrax camera systems are currently deployed in over 50 stadiums & labs across MLB, MiLB, & NCAA organizations – and expanding rapidly. Our comprehensive data capture and analysis tools are operationalized for daily use by players, GM’s, coaches, trainers, medical staff, and beyond. As the market leader in Major League Baseball, KinaTrax has established itself as a foundational part of the teams’ day-to-day strategy and decision-making machine. But we aren’t finished. We are constantly innovating and looking to recruit talented teammates to help us continue to revolutionize this space. Your contributions will focus on bringing the next generation of athlete performance data, across a variety of sports, to teams worldwide. Job Summary: The Software Engineer – Front End will work alongside the larger KinaTrax product development team with a particular focus on KinaTrax data visualization tools including but not limited to KinaTrax Dugout. KinaTrax Dugout is a baseball specific web application tool which allows our clients flexibility for analyzing, comparing, and interpreting their KinaTrax data. You will be tasked with maintaining the current web application tools and assisting with further development efforts, including but not limited to the addition of new UI features and biomechanics metrics based on client needs. You will also be tasked with leading the integration of novel data sources into pre-existing and future web applications with the goal of developing data visualization tools that can be used for applied purposes based on sport specific needs. You will work alongside other members of the development team to ensure that KinaTrax data visualization tools continue to progress based on industry trends and the incorporation of client feedback. As part of your role, you may collaborate with other members of the product development team on specific projects outside of the data visualization space, where at times you may be expected to be a task or project lead. Key Responsibilities: - Continued development of the KinaTrax Dugout web application tool based on company needs and client requests. - Lead the maintenance of pre-existing functions and dependencies in the KinaTrax Dugout web application tool. - Development of new software applications, with priority on the development of web reporting applications for additional sports (i.e. NBA, NHL). - Implement reusable components and contribute to improving the shared component library across web reporting applications. - Integration of data using API concepts from a variety of sources, with the aim of optimizing data ingestion. - Utilize data-driven solutions to ensure company information is stored effectively and securely. - Perform proper quality assurance testing when implementing development changes to production. - Work closely with other developers and clients when applicable to improve site design and overall user experience. - Stay up to date with front-end trends and bring forward suggestions for tools or techniques that improve productivity or code quality. - Update user documentation based on UI changes and data availability. - Assist with non-data visualization product development tasks. Qualifications/Experience: - Proficient in programming languages including JavaScript (React, Node.js), HTML, CSS. - Proficient with integration of browser APIs for optimizing data ingestion for visualization purposes. - Experience in using cloud storage and computing platforms (i.e. AWS, Azure, Cloudflare, Dropbox). - Experience using coding concepts aimed at optimizing performance and memory efficiency. - Experience using Git for code collaboration purposes. - Proven ability to work in a team setting, preferably as part of a product development team. - Passion for sports and the use of athlete performance metrics. Additional Information: - Extended periods of computer usage. - Some travel to company locations and client sites may be needed.

United States
$101K - $134K / year
Job Closed
Xpansiv logo

Lead Software Engineer, Frontend

Xpansiv

Infrastructure for an Evolving World

Frontend Engineer107 days ago
Full TimeRemoteTeam 201-500H1B Sponsor

• Architect, design, and implement modern, scalable user interfaces in close collaboration with product owners, UX designers, and backend engineers. • Develop and maintain applications using Angular (version 7 and above), following established best practices and architectural patterns. • Build highly performant, intuitive, and accessible user experiences optimized for responsiveness and usability. • Write clean, modular, and maintainable code supported by comprehensive unit and integration tests. • Participate in release activities, monitor production deployments, and troubleshoot and resolve defects and performance issues. • Contribute to continuous improvement of front-end standards, tooling, and development processes.

New York
Job Closed
Rush Street Interactive logo

Senior Frontend Engineer

Rush Street Interactive

BetRivers | PlaySugarHouse | RushBet

Frontend Engineer107 days ago
Full TimeRemoteTeam 501-1,000Since 2012H1B No Sponsor

• Frontend development across web and native mobile platforms (React, Angular, TypeScript, iOS, Android). • Contribute to and evolve a modular, scalable micro-frontend architecture. • Build reusable frontend components and shared client frameworks. • Optimize performance and responsiveness across devices, with particular focus on mobile reliability and efficiency. • Establish best practices for SDK integrations, consent enforcement, observability, and client performance. • Design and implement structured event instrumentation frameworks across web and mobile applications. • Instrument native iOS and Android applications, including analytics/CDP SDK integration with attention to performance, batching, offline handling, and reliability. • Define, version, and govern structured event schemas and taxonomy standards. • Architect scalable integration patterns between client applications, backend services, and downstream data platforms. • Ensure event data is reliable, well-structured, and suitable for streaming, analytics, identity resolution, and activation use cases. • Support monitoring, debugging, and continuous improvement of client event pipelines. • Partner closely with Product, Analytics, and Engineering teams to align instrumentation and architecture with business objectives. • Participate in architectural discussions that shape long-term platform modernization. • Balance ongoing support needs with forward-looking architectural improvements. • Mentor engineers, conduct code reviews, and elevate frontend and mobile engineering standards. • Clearly communicate technical concepts to both technical and non-technical stakeholders.

Canada