Senior Front-End Developer (Svelte / Modern JS Frameworks) - (REMOTE)

At Charles River, we are passionate about improving the quality of people’s lives. When you join our global family, you will help create healthier lives for millions of patients and their families. Charles River employees are innovative thinkers, who are dedicated to continuous learning and improvement. We will empower you with the resources you need to grow and develop in your career. As a Charles River employee, you will be part of an industry-leading, customer-focused company at the forefront of drug development. Your skills will play a key role in bringing life-saving therapies to market faster through simpler, quicker, and more digitalized processes. Whether you are in lab operations, finance, IT, sales, or another area, when you work at Charles River, you will be the difference every day for patients across the globe.

Job Overview We are seeking a highly capable Senior Front-End Developer to help design and deliver modern, intuitive, and high quality web applications that support our digital laboratory ecosystem. The ideal candidate will bring strong expertise in contemporary JavaScript frameworks, exceptional UI/UX sensibility, and a demonstrated ability to work independently while contributing creatively to product innovation. This role partners closely with cross functional teams to transform user needs into elegant, performant, and scalable interfaces that advance our mission of improving global health. This position will work remote from home office located in India.

Key Responsibilities

• Design, develop, and maintain high-quality front-end applications using modern JavaScript frameworks.
• Collaborate with Product Owners, UX designers, and back-end teams to translate concepts into responsive, accessible, and user centered interfaces.
• Contribute to user journeys, prototypes, and interaction models that improve overall product usability.
• Provide thoughtful input on technical approaches, architectural considerations, and continuous improvement opportunities.
• Work independently to drive tasks from concept to completion, balancing creativity with technical rigor.
• Ensure code quality through best practices in maintainability, performance, and accessibility.
• Integrate with RESTful APIs and collaborate effectively with teams responsible for back-end systems.

Education & Experience

• Bachelor’s degree in Computer Science, Software Engineering, or related field.
• 4+ years of experience in the following:

Front-End / Framework Expertise

• Svelte / SvelteKit experience is strongly recommended and will be considered a significant advantage.
• Candidates with very strong Vue.js or React experience will also be considered.
• Deep knowledge of component-based architecture, modern state management patterns, responsive layouts, and high-performance front-end engineering.

UI/UX Skills

• Demonstrated strength in UI/UX development, including usability, interaction design, and visual design fundamentals.
• Proven ability to translate concepts, wireframes, and mockups into polished end-user experiences.
• Strong creativity and an eye for detail—capable of elevating both visual quality and functional clarity.

Technical Understanding Hands-on back-end development experience is not required, but candidates should have a solid understanding of:

• RESTful API concepts and integration patterns
• JSON data handling, request/response lifecycles, and error semantics
• Authentication and authorization fundamentals (e.g., tokens, headers)
• General awareness of how modern back-end services function

Core Competencies

• Ability to work independently and take ownership of deliverables with minimal oversight
• Innovative, creative thinker who brings forward new ideas and approaches
• Strong problem-solving skills and willingness to explore alternative solutions
• Excellent communication and collaboration skills within distributed teams
• High level of accountability, attention to detail, and commitment to quality

About Corporate Functions The Corporate Functions provide operational support across Charles River in areas such as Human Resources, Finance, IT, Legal, Sales, Quality Assurance, Marketing, and Corporate Development. They partner with their colleagues across the company to develop and drive strategies and to set global standards. The functions are essential to providing a bridge between strategic vision and operational readiness, to ensure ongoing functional innovation and capability improvement.

About Charles River Charles River is an early-stage contract research organization (CRO). We have built upon our foundation of laboratory animal medicine and science to develop a diverse portfolio of discovery and safety assessment services, both Good Laboratory Practice (GLP) and non-GLP, to support clients from target identification through preclinical development. Charles River also provides a suite of products and services to support our clients’ clinical laboratory testing needs and manufacturing activities. Utilizing this broad portfolio of products and services enables our clients to create a more flexible drug development model, which reduces their costs, enhances their productivity and effectiveness to increase speed to market. With over 20,000 employees within 110 facilities in over 20 countries around the globe, we are strategically positioned to coordinate worldwide resources and apply multidisciplinary perspectives in resolving our client’s unique challenges. Our client base includes global pharmaceutical companies, biotechnology companies, government agencies and hospitals and academic institutions around the world. At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guide us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. We have proudly worked on 80% of the drugs approved by the U.S. Food and Drug Administration (FDA) in the past five years. We’re committed to providing benefits that elevate your quality of life. Based on your position these may include: bonus/incentives based on performance, 401K, paid time off, stock purchase program, Health and wellness coverage, employee and family wellbeing support programs, and work life balance flexibility.

Equal Employment Opportunity Charles River is an equal opportunity employer and is committed to providing equal employment opportunities for all qualified applicants and employees without regard to race, color, sex, religion, national origin, ancestry, age, mental or physical disability, family status, pregnancy, military or veteran status, or any other characteristic protected by federal, state, or local laws. It is unlawful in some states (including Massachusetts) to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. If you are interested in applying to Charles River Laboratories and need special assistance or an accommodation due to a disability to complete any forms or to otherwise participate in the resume submission process, please contact a member of our Human Resources team by sending an e-mail message to crrecruitment_US@crl.com. This contact is for accommodation requests for individuals with disabilities only and cannot be used to inquire about the status of applications. For more information, please visit www.criver.com. 234105