Who We Are

At Justworks, you’ll enjoy a welcoming and casual environment, great benefits, wellness program offerings, company retreats, and the ability to interact with and learn from leaders in the startup community. We work hard and care about our most prized asset - our people.

We’re helping businesses get off the ground by enabling them to focus on running their business. We solve HR issues. We’re data-driven and never stop iterating. If you’d like to work in a supportive, entrepreneurial environment, are interested in building something meaningful and having fun while doing it, we’d love to hear from you.

We're united by shared goals and shared motivations at Justworks. These are best summed up in our company values, which are reflected in our product and in our team.

Our Values

If this sounds like you, you’ll fit right in.

Who You Are

Justworks’ Payments team is hiring a Senior Frontend Engineer to help model the complex world of payments in fast, accurate, and scalable software. Processing payments is an essential function of any business, and the demands of making payments accurately and on time for every single company we represent—first as a payroll provider and increasingly as a first-class payments processor—is a lot to take on. We simplify and provide flexible payment options so customers can focus on what they do best.

As a Senior Frontend Engineer, you’ll be focused on our payments system, building experiences that power core products of the Justworks platform. You will take ownership in technical decision-making on a mission-critical team, partnering closely with Design and Operations to ensure that we are enabling Justworks’ entire suite of business lines to scale together efficiently. We’re looking for people passionate about solving real-world problems and with strong product sensibilities to build delightful user interfaces and experiences. You will work to turn our world-class payments capabilities into revenue-generating, customer-facing experiences.

What You Will Work On

  • Build, test, and maintain API-driven UIs that enable Justworks customers to make payroll and compute, withhold, and report their taxes
  • Break down complex workflows into easy-to-use experiences, incorporating our shared component library wherever possible
  • Scale and improve the frontend performance of mission-critical workflows for internal and external stakeholders
  • Take an active role in project planning, including translating product requirements into deliverable pieces and sequencing them in a manner that brings incremental value to the business
  • Develop deep subject matter expertise in payments to help enhance the platform experience for internal and external stakeholders
  • Work collaboratively with engineers, product managers, designers, and stakeholders to find solutions to customer challenges and bring new products and features to our customers
  • Troubleshoot, diagnose and resolve issues quickly and effectively when they arise
  • Help define, document, evolve, and evangelize high engineering standards and best practices across multiple areas
  • Channel empathy for our internal stakeholders to create better user experiences to make workflows more manageable and more efficient
  • Promote engineering excellence through technical leadership, knowledge-sharing and mentorship
  • Perform other related duties as assigned


  • Minimum of 5 years of professional experience working as a frontend software engineer on production code
  • Advanced knowledge of JavaScript, compiled CSS (e.g., SCSS), and a frontend framework like React
  • Entrepreneurial mindset and a fundamental belief that building new products is an iterative journey
  • Has the attention to detail necessary to craft great user experiences and knows how to balance simplicity and power users’ needs
  • Understanding of how to build resilient and maintainable systems in complicated business domains at scale
  • Experience supporting other engineers and acting as a “tech lead”
  • Comfortable with ambiguity; you enjoy figuring out what needs to be done and setting appropriate deadlines and milestones to achieve business objectives
  • Thrives in a collaborative environment where the best ideas win and can get behind them to achieve the desired outcome
  • Has the ability to distill complicated problems into simple solutions and architectures; possesses sound judgment to select the right tools for the job
  • Experience working using Agile/Scrum methodology in a fast-paced environment, collaborating with multiple agile teams to help deliver end-to-end products and features, seeing them through from conception to delivery
  • Be uncompromising in your path to the delivery of beautiful UI/UX experiences
  • Experience in a high-growth environment working with deadlines and milestones


  • Experience with React and SCSS
  • Experience working with shared component libraries
  • Experience working in containerized environments
  • Experience as a key contributor on a team building new, greenfield products from the ground up

Technologies Used

  • Javascript / React
  • Node / NPM
  • ESLint
  • Jest
  • Storybook
  • Docker

The base wage range for this position based in our New York City Office is targeted at $167,500.00 to $205,000.00 per year.

#LI-AD1 #LI-Hybrid #LI-JS1

Actual compensation is based on multiple factors that are unique to each candidate, including and not limited to skill set, level of relevant experience, and specific work location.  Salary ranges for positions based in other locations may differ based on the cost of labor in that location. 

For more information about Justworks’ Total Reward Philosophy, including all of the perks and benefits we are proud to offer our team members, please visit Total Rewards @ Justworks

Diversity At Justworks

Justworks is committed to maintaining a workplace where diversity of identity, culture, and life experience is the norm and is celebrated authentically and respected consistently. Diversity in our work, our people, and our product drives creativity and innovation, entrepreneurial leadership and integrity, competitiveness, and collaboration throughout our business and in the market. We depend on our differences to make our team stronger, our workplace more dynamic, and our product accessible to all of our customers.

We’re proud to be an equal opportunity employer open to all qualified applicants regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital or familial status, disability, pregnancy, gender identity or expression, veteran status, genetic information, or any other legally protected status.

Our DEIB Report and Our DEI Commitment

Apply for this Job

* Required

resume chosen  
(File types: pdf, doc, docx, txt, rtf)
cover_letter chosen  
(File types: pdf, doc, docx, txt, rtf)

Just Be You

We work hard to reflect the world we want to see by leading with diversity, equity, inclusion and belonging (DEIB) principles and want to ensure that people from all backgrounds and experiences feel welcomed, supported, and empowered to potentially join the Justworks team.

We believe that in order to gather accurate demographic information we need to move beyond traditional questions about gender, race and ethnicity, and sexual orientation in favor of more inclusive and open-ended approaches.  Of course, thinking around these areas is ever-evolving so, wherever applicable please feel free to select "I prefer to self-describe" and then elaborate so we can use your feedback to inform survey selections in the future.

Participation in this survey is completely optional. Any responses you choose to share will not be associated with your application and will not in any way be used in any hiring decision.  We are collecting this information to establish a better understanding of our candidate pool and meet commitments related to DEIB as we seek to be representative of the wider world.

At Justworks, we are building an open, inclusive, and collaborative culture that values people and their individual potential in the collective service of our company, our community, and our customers. Our DEIB mission is to help every Justworker grow with confidence and realize their full potential.  

We are leading the industry by transparently holding ourselves accountable for our representation and culture of inclusion by sharing our progress. Starting in 2022, we are releasing DEIB statistics on an annual basis. We know we can always do more to advance DEIB, but we are also proud of the company we are building, one great Justworker at a time.

Beyond the binary | We understand that gender expression and identity should not be conflated. What is your gender identity? *

Would you describe yourself as transgender? (Select one) *

Love is love | What is your sexual orientation? *

Ethnicity and race | Race is a social construct and no group is a monolith. How would you describe yourself? *

Veteran status | Are you a veteran? (Select one) *

Are you a spouse or domestic partner to a veteran? (Select one) *

Educational and learning experiences | We understand that folks gain expertise and knowledge through a variety of means. So, how did you get to know what you know?! Please select the highest level of education or training that you have (Select one) *

Voluntary self-identification of disability | Please select (Select one) *

Please reach out to our support team via our help center.
Please complete the reCAPTCHA above.