Front End SMTS Software Engineer - MeshMesh

Momentum; San Francisco (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Leadout Capital seeks a Front End Software Engineer to build next-generation mesh networking platform features for Salesforce customers. You will design, implement, and test scalable front-end solutions, collaborating with cross-functional teams to ensure high quality code and robust performance.

You will mentor peers, advance testing strategies, and leverage AI-assisted coding tools to accelerate delivery while maintaining code quality and reliability.

Qualifications

• 4+ years of proven experience in front-end engineering.
• Solid knowledge of web technologies: JavaScript, TypeScript, CSS, HTML5, JSON, Ajax.
• Experience with ReactJS, Flux, Redux, Relay/GraphQL, React Native, Ember.js or Node.js.
• Knowledge of at least one OO language (Java, JavaScript, C++, C#, Ruby, Python).
• Experience in automated testing (unit and functional): JUnit, Selenium, Mocha, QUnit.
• Agentic Engineer: use Claude and AI tools with agent loops for rapid coding.
• Excellent interpersonal skills.
• Related technical degree or experience.

Responsibilities

• Architect, design, implement, test, and deliver highly scalable products.
• Master our development process, culture, and code base, then improve it.
• Design and execute work to ensure quality in your code and others' code.
• Work with engineers, product managers, UX, and performance engineers.
• Mentor others in development technologies, tools, and processes.
• Present designs to internal and external groups and review others' designs.
• Develop test strategies, automation frameworks, and write unit/functional tests.

Skills

Front-end engineering

JavaScript

TypeScript

CSS

HTML5

JSON

Ajax

ReactJS

Flux/Redux

GraphQL/Relay

React Native

Ember.js

Node.js

OOP languages

Automated testing

JUnit/Selenium/Mocha/QUnit

Agentic AI coding

Education

Related technical degree

Tools

JUnit

Selenium

Mocha

QUnit

Job description

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.