Hiring Sr. Backend Engineer | Cambly

Sr. Backend Engineer

Cambly

Date listed

1 month ago

Employment Type

Full time

Glassdoor Rating

4/5 (306 reviews)

About Cambly: Our mission is to bring high quality English education to every English learner in the world at the touch of a button. Think of us as the Airbnb that matches English students with English tutors and come help us build the world’s largest English learning marketplace and school.

We're looking for talented senior engineers who are passionate about changing the way people learn languages. As a Cambly engineer, you'll be part of a small and fast-moving engineering team (~10 engineers and growing) where you'll have a large impact on all parts of our platform. We've been growing rapidly among language learners around the world, so you'll get to learn what it's like to join a fast growing startup that's creating opportunities for our students and tutors alike.

As a backend-focused Software Engineer, you'll be responsible for building and scaling a global on-demand video chat marketplace. Our app is simple, but there's a complex system behind the scenes making sure our rapidly growing community of students and tutors are being matched quickly for 1-on-1 tutoring sessions 24/7. You'll also be responsible for making sure we scale up best practices for backend development to maximize our uptime as we grow.

Our backend is Flask + Gunicorn running on MongoDB. Redis is our PubSub backbone for powering our realtime features. Opentok & Agora power our video chat, while Algolia powers our tutor search. We use Elasticsearch, Kibana, Bigquery, Metabase, New Relic, Sentry, monitoring and metrics. Our Frontend is React + Redux.

Come help us: -Conceive, design, build, and launch new user-facing features -Develop, release, and scale backend services and/or infrastructure -Think critically about shaping our software

Work on projects like: -Scaling our Production Infrastructure, including, sharding and scaling a large-scale MongoDB; Scaling our pubsub infrastructure that powers our real-time features. -Building a framework for security & auditing of all actions that guarantees customer data is protected. -Improving our marketplace ecosystem: continuing to ensure students always find a great tutor for their needs, and tutors are able to fill their schedule with students. -Improve reliability in markets with less reliable internet infrastructure. -Expanding our data-access layer to support GraphQL access.

About you: -You have 5 years or more experience building and shipping python backend features quickly as part of a team. -You have 3 years or more building and maintaining high availability production infrastructure. -Experience working with MongoDB in production. -A passion for learning. You fearlessly dive into new and unfamiliar technologies. -A product-minded approach to engineering. You should be excited about working directly with our students, tutors, and our international team to make sure students have an amazing experience.

Life @Cambly includes... -Cash Flow Positive for over 5 years -60M VC backed but haven't touched any of it -Hybrid First Company (M, T, Th) -Catered Lunches -100% of Medical, Dental, and Vision paid along with matching 401k -Maternity and Paternity Paid Leave -20 days of true, unbothered PTO -End-of-year shutdown -Family-friendly environment with amazing WLB and Culture -Helping others around the world unlock economic opportunities by learning English

Also: We are proud to be a highly inclusive company and an Equal Employment Opportunity employer. We believe in order to thrive, businesses need a diverse team and leadership. We welcome every background, identity, abilities, and mindset to join us on our mission to make high-quality English education for all. Everyone is welcome here.

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