Staff Software Engineer (Frontend)

Our Mission:

Our mission is to multiply what matters: growth retention and efficiency. We envision a future where companies teams and people reach their full potential.

Our People:

People are the heart and soul of 6sense. We serve with passion and purpose. We live by our Being 6sense values of Win as One Team Stay Curious Do The Right Thing Own the Outcome and Create Belonging. Every 6sensor plays a part in defining the future of our industry-leading technology. 6sense is a place where difference-makers roll up their sleeves take risks act with integrity and measure success by the value we create for our customers. We want 6sense to be the best chapter of your career.

As a Staff Frontend Engineer you will be a technical leader and architect for 6sense products. You will bridge the gap between complex data-driven requirements and high-performance user interfaces. This role is for a visionary engineer who can build sophisticated frontend abstractions define best-class engineering standards and work as a peer to Product Design to deliver world-class AI-driven experiences.

Core Responsibilities:

• Product Collaboration:Work closely withProduct Designersto translate high-fidelity designs into fluid responsive and accessible 6sense products.
• Systemic Abstractions:Design and build efficient reusable frontend abstractions and systems that empower the entire engineering team to build faster and more consistently.
• Performance &Optimization: Proactivelyidentifyand resolve performance bottlenecks ( bundle size data-fetching efficiency) to ensure a premium user experience.
• Performance Engineering:Define and monitor Core Web Vitals. Solve complex performance bottlenecks related to bundle sizerenderingpatterns (SSR/ISR) and browser memory management.
• Technical Governance:Lead design and code reviews with a focus on long-term document and communicate frontend best practices across the organization.
• Cross-Pollination: Actively interact with other team members to incorporate their innovations into thefront-endecosystem and vice versa fostering a culture of continuous improvement.
• Quality Leadership:Oversee the testing strategy ensuring robust coverage across unit integration and E2E layers.
• Mentorship & Influence:Conduct high-level code reviews write RFCs and mentor Senior/Lead engineers. Influence the broader engineering organizations roadmap.
• Modern Standards:Stay at the forefront of the ecosystem (e.g. React Server Components AI-augmented development) and strategically decide when to adoptnew technologies.

Our FrontendStack:

• Framework & Language:React TypeScript
• Testing:Playwright (E2E) Jest (Unit/Integration)
• Styling:CSS / SCSS / CSS Modules
• ComponentDocumentation:Storybook

Required Skills:

• Staff-Level Expertise:Extensive experience (10 years) in frontend engineering with a mastery ofReactandTypeScript.
• Architectural Thinking:Proven ability to build internal products (libraries hooks components) used by other developers.
• Testing Mastery:Deep experience withPlaywrightfor resilient E2E flows andJestfor comprehensive unit testing.
• Styling & Design Systems:Expert knowledge ofCSS/SCSSandCSS Modules. Experience usingStorybooktomaintainand scale a living design system.
• Analytical Mindset:Ability to profile browser performance andoptimizecomplex Reactcomponenttrees.
• Communication:Exceptional ability to articulate technical trade-offs to both engineers and designers.

Our Benefits:

Full-time employees can take advantage of health coverage paid parental leave generous paid time-off and holidays quarterly self-care days off and stock options. Well make sure you have the equipment and support you need to work and connect with your teams at home or in one of our offices.

We have a growth mindset culture that is represented in all that we do from onboarding through to numerous learning and development initiatives including access to our LinkedIn Learning platform. Employee well-being is also top of mind for us. We host quarterly wellness education sessions to encourage self care and personal growth. From wellness days to ERG-hosted events we celebrate and energize all 6sense employees and their backgrounds.

Equal Opportunity Employer:

6sense is an Equal Employment Opportunity and Affirmative Action Employers. Qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender perception or identity national origin age marital status protected veteran status or disability status. If you require reasonable accommodation in completing this application interviewing completing any pre-employment testing or otherwise participating in the employee selection process please direct your inquiries to .

We are aware of recruiting impersonationattempts that are not affiliated with 6sense in any way. All email communications from 6sense will originate from the @ domain. We will not initially contact you via text message and will never request payments. If you are uncertain whether you have been contacted by an official 6sense employee reach out to jobs@