Full-Time

Senior Full-Stack Engineer

Frontend, Backend

Posted on 8/21/2025

Cambly

Cambly

1,001-5,000 employees

On-demand English tutoring via video chat

Compensation Overview

$160k - $190k/yr

+ Equity Compensation

San Francisco, CA, USA

Hybrid

Office days: M, T, & Th

Category
Software Engineering (1)
Required Skills
Sentry
React.js
NoSQL
MongoDB
Requirements
  • 5+ years of full-stack development experience
  • 3+ years of experience with React
  • Experience working with NoSQL databases like MongoDB
  • Experience building and maintaining production systems using tools like Lighthouse, Sentry, New Relic, etc.
  • Good understanding of frontend technologies, patterns, and best practices.
  • Good understanding of backend systems, patterns, and best practices.
  • Passion for building products that have a real impact on users.
Responsibilities
  • Conceive, design, build, and launch new user-facing features
  • Lead development of new features and improvements for Cambly’s Student and Tutor experience
  • Optimize performance and ensure a smooth, high-quality teaching & learning experience
  • Collaborate with product and design teams to build product experiences that help students find the perfect tutor, create a learning plan, and build their English Fluency
  • Maintain a high code quality product through code reviews, testing, and best practices.

Cambly provides online English tutoring via one-on-one video chats with native speakers for individuals and organizations. Users subscribe to plans that grant varying tutoring time, and sessions are available on-demand 24/7 without fixed scheduling. The platform also offers kids courses and bulk B2B subscriptions for companies. The goal is to help people worldwide improve English proficiency through accessible, flexible tutoring.

Company Size

1,001-5,000

Company Stage

Late Stage VC

Total Funding

$122.1M

Headquarters

San Francisco, California

Founded

2013

Simplify Jobs

Simplify's Take

What believers are saying

  • AI-powered unlimited conversations in corporate plans boost professional retention.
  • Automatic lesson recordings and personalized feedback enhance learner engagement.
  • B2B subscriptions from organizations provide scalable recurring revenue streams.

What critics are saying

  • Italki undercuts $40/hour rate with $5/hour tutors, eroding margins in 6-12 months.
  • Duolingo Max free AI practice eliminates demand for paid human tutors in 3-6 months.
  • Tutor churn exceeds 50% from $10/hour pay amid $15+ wage hikes, spiking complaints.

What makes Cambly unique

  • Cambly provides instant video chat access to 10,000 native English tutors without scheduling.
  • Region-based pricing adjusts affordability for markets like Brazil, India, and Japan.
  • Cambly Pro offers structured lessons from selected professional tutors with feedback.

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Benefits

100% paid employee health, dental, and vision insurance - choose between HMO, PPO, and HDHP plans

HSA & FSA accounts

Life Insurance, Long & Short-term disability coverage

Pre-tax commuter benefits

Employee Assistance Program (EAP)

11+ Observed holidays and wellness days

Wellness & Fitness initiatives

Flexible time off

Casual, fun environment

Team events and family-friendly celebrations

Learning management systems

Employee referral program

Employee recognition program

Themed happy hours with food and drinks**

Onsite Mother's rooms and Serenity Rooms**

Onsite fitness center and showers**

Onsite cafe offering variety of meals including vegetarian and vegan options**

**Due to Covid restrictions, services are not being currently offered. They will resume upon return to onsite.

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

0%
TechCrunch
Jan 24th, 2023
Hear how Cambly found profits after failing to raise a Series A on TechCrunch Live | TechCrunch

Join TechCrunch Live with Benchmark and Cambly on Feb 1 at 11:30am PT.

Cambly
Nov 30th, 2022
Newsroom

Cambly has raised $60 million in venture funding from top tier firms like Benchmark and Bessemer Venture Partners, including an impressive list of angel investors.

FinSMEs
Jun 8th, 2022
Cambly Raises Usd60M In Funding

Cambly, a San Francisco, CA-based one-on-one video chat app that connects English learners to native English tutors, raised $60m in venture funding. The round was led by Benchmark and Bessemer Venture Partners with participation from Katrina Lake (Founder and Former CEO of Stitch Fix), Nathan Blecharczyk (Co-Founder of Airbnb), Michael Siebel (Partner at Y Combinator), [] The post Cambly Raises USD60M in Funding appeared first on FinSMEs.

Forbes
Jun 8th, 2022
Bessemer Ventures invests into Cambly Inc. in $60M

Founded nearly a decade ago, Cambly has quietly reached the Series B funding stage with $60 million raised in total from venture firms Bessemer Venture Partners and Benchmark.

Cision
Apr 14th, 2021
EduSynch partners with Cambly Inc.

EduSynch, an NYC-based online testing and remote proctoring company, has partnered with Cambly, an online English language tutoring platform, to create and administer spoken English exams online.

INACTIVE