Demo

Senior Frontend Software Engineer

Flexcompute
Watertown, MA Full Time
POSTED ON 1/6/2026
AVAILABLE BEFORE 3/1/2026
Description

Flexcompute is leading the charge in transforming the engineering simulation landscape with our groundbreaking ultra-fast simulation technology. Our suite of products, including the acclaimed Computational Fluid Dynamics (CFD) software Flow360, is at the forefront of the industry, revolutionizing how simulations are conducted across various sectors. Our inception is rooted in the pioneering foresight of experts from Stanford University and MIT, supported by significant investments from top-tier venture capital firms. As innovators, we’re dedicated to continuously pushing the boundaries, driving rapid growth, and challenging the traditional norms of the multi-billion-dollar engineering simulation market.

Role Overview

Flexcompute is seeking a Senior Frontend Developer to join our team and help shape the future of engineering simulation software. In this role, you will design and build intuitive, high-performance user interfaces for our flagship products, including Flow360, leveraging modern web technologies and best practices. You’ll collaborate with cross-functional teams, including Product Managers, UX/UI designers, and backend engineers, to deliver seamless and visually compelling user experiences. As a senior contributor, you’ll also play a key role in defining frontend architecture, mentoring junior developers, and driving best practices in code quality and scalability.

Role Responsibilities

  • Design and develop scalable, maintainable, and high-performance frontend applications using modern web technologies
  • Collaborate with Product Managers and UX/UI designers to translate functional requirements into technical solutions, balancing user needs with technical constraints.
  • Partner with backend and infrastructure teams to design and integrate APIs & services
  • Write clean, modular, and reusable code while adhering to best practices and coding standards
  • Lead code reviews, provide constructive feedback, and mentor junior developers to foster a culture of excellence.
  • Stay ahead of industry trends, evaluating and adopting new tools, frameworks, and techniques to enhance our frontend stack.
  • Advocate for and implement solutions to improve application performance, usability, and developer productivity.

Requirements

Minimum

  • Bachelor of Science degree in Computer Science or Software Engineering, or equivalent
  • 5 years of professional front-end development experience
  • Proficiency in TypeScript, Modern Javascript (ES2022 ), HTML, CSS & Web Standards
  • Strong experience with React, Angular (preferred), or Vue.js
  • Strong experience working with redux, tanstack query, hooks, signals, rxjs, and/or observables
  • Proven ability to architect and maintain complex frontend applications with a focus on performance and scalability.
  • Excellent problem-solving skills and a track record of delivering high-quality solutions in a collaborative environment.
  • Strong communication skills, with the ability to articulate technical concepts to both technical and non-technical stakeholders.

Ideal

  • Experience designing and implementing services or controllers to manage asynchronous UX state changes.
  • Familiarity with building applications for technical users, such as engineers in mechanical, aerospace, or related fields.
  • Knowledge of backend technologies and API design principles to facilitate seamless frontend-backend integration.

Benefits

  • Competitive compensation with equity of a fast-growing startup.
  • Medical, dental, and vision health insurance.
  • 401(k) Contribution.
  • Gym allowance.
  • Friendly, thoughtful, and intelligent coworkers.

How To Apply

Candidates passionate about playing a pivotal role in shaping the future at Flexcompute are encouraged to apply through our careers portal with a comprehensive resume, a cover letter outlining their alignment with our goals, and any relevant supporting materials.

Join Us

As our market and products grow, we are rapidly expanding and searching for partners who are eager to grow in a dynamic environment, possess an entrepreneurial spirit, and can scale our team. Flexcompute is dedicated to providing equal employment opportunities. We firmly believe that talent from diverse backgrounds can bring our company a rich and varied perspective. We warmly welcome candidates from all backgrounds to join us on this passionate and challenging journey, together facing the most compelling challenges in engineering computation.

Join Flexcompute, where your expertise in advanced computing will contribute to accelerating innovation in various fields for the next industrial renaissance.

Flexcompute is dedicated to promoting diversity, equity, and inclusion in the workplace. We are an equal opportunity employer that recognizes the value of diverse perspectives in achieving our mission. We encourage candidates from all backgrounds to apply.

Salary.com Estimation for Senior Frontend Software Engineer in Watertown, MA
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