Senior Software Engineer

Frontend, Growth

Updated on 5/17/2024



1,001-5,000 employees

Comprehensive HR and payroll platform for SMBs

Data & Analytics


New York, NY, USA

Required Skills
UI/UX Design
Data Structures & Algorithms
Quality Assurance (QA)
  • Minimum of 5 years of professional hands-on experience
  • Experience implementing complex and reusable UI with animation, responsiveness and accessibility
  • Experience with front end frameworks, libraries, and tooling
  • Strong understanding of JavaScript, HTML5/DOM, CSS3, and related web technologies
  • Experience working with design systems and component-based frontend
  • Experience with CMS systems
  • Experience supporting other engineers and acting as a “tech lead”
  • Experience working closely with designers and product managers
  • Strong object-oriented design and coding skills
  • Solid understanding of data structures and algorithms
  • Experience building new feature from scratch, using clean, organized, and scalable code
  • Experience working with complicated systems at scale
  • Experience working using Agile/Scrum methodology in a fast-paced environment
  • Experience in a high-growth environment working with deadlines and milestones
  • Scope, prioritize, and execute against the website roadmap in collaboration with internal and external technical teams
  • Independently own larged-scoped projects from initial discovery through QA and launch
  • Actively participate in managing the website stack, identifying and resolving issues to help maintain a performant website and larger strategic decisions around website architecture
  • Collaborate with a cross functional team to find solutions to customer challenges
  • Improve the performance, reliability, and scalability of existing systems
  • Take ownership of designing and developing functionalities exposed via web
  • Promote engineering excellence through technical leadership, knowledge-sharing, and mentorship
  • Add capabilities to high-volume, fault-tolerant processing infrastructure
  • Enhance testing, monitoring, and continuous deployment infrastructure
  • Keep sensitive data compartmentalized and secure
  • Work within and expand upon existing agile and sprint working methods
  • Perform other related duties as assigned

Justworks provides a comprehensive platform for small businesses, offering modern, user-friendly software and 24/7 human support to simplify payroll, benefits, HR management, and compliance. The product combines a PEO's capabilities with corporate-level benefits to streamline business operations.

Company Stage


Total Funding



New York, New York



Growth & Insights

6 month growth


1 year growth


2 year growth



Health - Believe in our vision. Medical and dental, too. Get support for your mental and financial health. Beta test new benefits and perks for our platform.

Workplace - Volunteer and get paid to give back. Take paid parental leave. Enjoy monthly team events that help turn coworkers into lifelong friends.

Wellness - Enjoy subsidized ClassPass memberships. Take advantage of regular yoga, meditation, and other wellness programming.

Perks - Be an owner, not an employee. Get time off whenever you need it. Take a sabbatical. Invest in your future financially and with professional learning and development opportunities.