Front End SMTS Software Engineer - MeshMesh

Momentum
Momentum

Software Engineering

San Francisco, CA, USA · Seattle, WA, USA

Posted on Nov 3, 2026

The Experience

The MeshMesh Engineering team is building the next-generation mesh networking platform for Salesforce customers. As a Front End Software Engineer, you will build the breakthrough features customers love, adopt, and use, while keeping the platform stable and scalable.

What You'll Actually Be Doing

  • Architect, design, implement, test, and deliver highly scalable products.
  • Master our development process, culture, and code base, then improve it.
  • Design and execute the work needed to ensure quality in your own code as well as other engineers' code.
  • Work closely with engineers, product managers, user experience experts, and performance engineers.
  • Mentor others in development technologies, tools, and processes.
  • Present your designs to internal and external groups and review the designs of others.
  • Develop test strategies, design automation frameworks, and write unit and functional tests to drive up code coverage.

You're Our Person If...

  • You have 4+ years of proven experience in front-end engineering.
  • You have solid knowledge of web technologies such as JavaScript, TypeScript, CSS, HTML5, JSON, and Ajax.
  • You have experience with ReactJS, Flux, Redux, Relay/GraphQL, React Native, Ember.js, or Node.js.
  • You understand at least one object-oriented language (Java, JavaScript, C++, C#, Ruby, Python).
  • You have experience in automated testing, including unit and functional testing (e.g. JUnit, Selenium, Mocha, QUnit).
  • You are an Agentic Engineer - you build with Claude and similar AI coding tools, using agent loops, tool use, and well-grounded context engineering to ship code fast.
  • You have excellent interpersonal skills.
  • You have a related technical degree or experience

Even Better If...

  • You have experience building highly scalable web applications.
  • You have experience with Agile software development.
  • You have good knowledge of database technologies such as SQL and relational schema design.