Software Engineer III, Frontend

Reposted 15 Hours Ago
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San Francisco, CA, USA
In-Office
Senior level
Information Technology
The Role
Develop backend and data engineering frameworks, write REST APIs, solve scalability and performance problems, and mentor junior engineers.
Summary Generated by Built In

Our Mission:

6sense's 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. 

About the Role

We're seeking a Software Engineer III – Frontend to join our Engineering team and build modern, scalable web applications. You'll collaborate with Product Managers, UX Designers, and Backend Engineers to deliver intuitive, high-impact customer experiences while leveraging AI-powered development tools.

What will you own
  • Design, develop, test, and maintain React and TypeScript applications.
  • Build reusable UI components and contribute to frontend architecture and design systems.
  • Collaborate with Product, Design, and Backend Engineering teams.
  • Optimize performance, accessibility, scalability, and responsiveness.
  • Write clean, maintainable, well-tested code.
  • Participate in architecture discussions, code reviews, and mentor junior engineers.
  • Contribute across the full stack when needed.
  • Leverage AI-powered coding assistants and agentic workflows.
  • Troubleshoot production issues and drive continuous improvements.
What we're looking for
  • Bachelor's degree in Computer Science, Engineering, or related field.
  • 4+ years of frontend software engineering experience.
  • Strong React.js, TypeScript, JavaScript, HTML5, CSS3 skills.
  • Experience with Redux, Context API, or Zustand.
  • Experience with REST APIs, testing frameworks, CI/CD, and AI-assisted development tools.
  • Strong problem-solving, debugging, and communication skills.
  • Preferred: Next.js, design systems, enterprise SaaS, Agile, full-stack experience.
Success in this role would look like
  • Deliver high-quality, scalable frontend experiences.
  • Collaborate effectively across teams.
  • Drive engineering excellence and mentor peers.
  • Improve performance, reliability, and user experience.
  • Adopt AI-powered development to accelerate delivery.

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. We’ll 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 [email protected]. 

We are aware of recruiting impersonation attempts that are not affiliated with 6sense in any way. All email communications from 6sense will originate from the @6sense.com 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@6sense.com 

Skills Required

  • BS/MS in Computer Science, or related field
  • 5+ years of relevant technical experience
  • Experience with software design and development, knowledge of UNIX/Linux
  • Strong coding skills and experience in Java, Python, Golang
  • Basic AWS experience or cloud platforms like GCP, Azure
  • Exposure working with Kubernetes
  • Knowledge in SQL, work experience on MySQL and/or Hive

6sense Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about 6sense and has not been reviewed or approved by 6sense.

  • Fair & Transparent Compensation Pay is considered strong overall, with widespread satisfaction in salary, benefits, and equity. Compensation is also positioned as comparatively competitive for multiple roles, including sales and engineering.
  • Leave & Time Off Breadth Time-off policies are described as flexible, including an unlimited-style vacation approach and expectations of being work-free while out. This breadth in paid time off is repeatedly positioned as a standout part of the overall package.
  • Healthcare Strength Health coverage is characterized as comprehensive, with dental and vision coverage called out as employer-paid in some descriptions. Wellness-related supports such as wellness days and stipends add to the perceived strength of the health-and-wellbeing offering.

6sense Insights

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The Company
HQ: San Francisco, CA
520 Employees
Year Founded: 2013

What We Do

The 6sense Account Engagement Platform helps revenue teams identify and close more opportunities by putting the power of AI, big data and machine learning behind every member of the B2B revenue team.

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