Staff Full Stack, Software Engineering (Slack)

About Salesforce

Salesforce is the #1 AI CRM, where humans with agents drive customer success together. Here, ambition meets action. Tech meets trust. And innovation isn’t a buzzword — it’s a way of life. The world of work as we know it is changing and we're looking for Trailblazers who are passionate about bettering business and the world through AI, driving innovation, and keeping Salesforce's core values at the heart of it all.

Ready to level-up your career at the company leading workforce transformation in the agentic era? You’re in the right place! Agentforce is the future of AI, and you are the future of Salesforce.

We’re Salesforce, the Customer Company, inspiring the future of business with AI+ Data +CRM. Leading with our core values, we help companies across every industry blaze new trails and connect with customers in a whole new way. And, we empower you to be a Trailblazer, too — driving your performance and career growth, charting new paths, and improving the state of the world. If you believe in business as the greatest platform for change and in companies doing well and doing good – you’ve come to the right place.

About Slack

Slack is your Digital HQ – a place where work flows between your people, systems, partners, and customers. From Fortune 100 companies to corner markets, millions of people around the world use Slack to connect their teams, unify their systems, and drive their business forward.

Slack breaks down communication silos inside and beyond your organization by bringing teams and tools together around common goals, projects and processes in channels and in Slack Connect. It removes the limits of physical walls, giving people the flexibility to do their best work where, when and how they prefer with features like huddles and clips. And it empowers everyone to automate common tasks with apps and workflows. In this digital-first era, Slack’s mission is to make people’s work lives simpler, more pleasant, and more productive.

A taste of our scale and reach:

• 77% of the fortune 100 use Slack
• 150+ countries have daily active users in Slack
• Slack delivers 300k+ messages per second
• To date, 1.79 trillion messages have been sent on Slack
• 2.65 Billion actions are taken in Slack each day
• Slack has 200k+ paid customers

About the Team

We're looking for people who are passionate about crafting a phenomenal web experience and designing robust, scalable, and secure backend systems for web applications.

As a Full Stack Staff Engineer on the team, you will play a pivotal role in shaping technical direction, mentoring engineers, and ensuring the delivery of high-quality solutions that meet evolving business needs. You’ll use your extensive knowledge of web development concepts and problem solving skills to deliver robust solutions. You will collaborate closely with Web Strategists and cross functionally to spec, conceptualize, build, test and deploy features and solutions that drive revenue on slack.com. This role should be a strong frontend engineer with backend proficiency.

What You Should Have

• 7+ years of experience in front end development with proficiency in HHVM/PHP, bonus for Hack and XHP.
• Deep expertise in frontend development best practices, design systems, conventions, and reusability.
• Proficient in HTML, CSS, JS, React, Redux, and Typescript.
• Proficient in WordPress or other Content Management Systems.
• Hands-on experience with Vitess and MySQL and backend interaction.
• Hands-on experience with API design and development.
• Experience building and debugging complex systems in a team environment.
• Experience with modern browser technologies.
• Experience with AB testing.
• Strong UX and design sensibilities, and a desire to sweat the small stuff.
• Strong communication skills