Staff Full Stack Engineer, Platform DevXP

To get the best candidate experience, please consider applying for a maximum of 3 roles within 12 months to ensure you are not duplicating efforts.

Job Category

Software Engineering

Job Details

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.

Slack is seeking a Staff Full-Stack Engineer to design and deliver end-to-end features for our developer tooling, slack built apps and other developer ecosystem related projects.
We are a deeply collaborative team working across product, design, and other engineering teams. We value engineers who are pragmatic in their technology choices, thoughtful in system design, and who balance simplicity, reliability, and long-term maintainability in everything they build.
ABOUT THE TEAM
The Platform Developer Experience team is responsible for being the voice the Slack Developer. We build tooling that developers use to make integrations for Slack. We are a group of generalists who are comfortable jumping between different languages. We are actively involved on GitHub, where we share updates of our tooling and respond to developer feedback. We're looking for people who are passionate about crafting a phenomenal developer experience for all developers wanting to build on the Slack Platform.
As a Full Stack Senior 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 other platform teams to spec, conceptualize, build, test and deploy features and solutions.
What you will be doing

• Partner with Product Managers and Designers to ideate, build, and launch new features for our developer ecosystem

• Work on Slack Apps in the app directory, adding new features and making security fixes

• Create automated testing processes to speed up development time

• Establish high engineering standards through code quality, system design, and reusable architectural patterns

• Build and ship high-quality, production-grade software using modern engineering practices, with AI as a core part of your development workflow by pushing the boundaries of AI development tools to deliver secure, optimized, and high-quality code

• Design and orchestrate complex systems where AI agents integrate seamlessly into human workflows, driving efficiency and innovation at scale

• Contribute to building and maintaining the shared system context, an explicit repository of system designs, constraints, and standards that enables AI to operate accurately and reliably

• Critically evaluate code (Human or AI-generated) for correctness, quality, security, and performance

• Support production excellence by partnering with Customer Experience teams to triage and resolve issues

• Mentor engineers and provide thoughtful, in-depth code reviews

What you should have

• 7+ years of professional experience building and shipping web applications and developer tooling

• Proficient in JS, Typescript, and Python

• Understanding of what it takes to build library-level code and not just application-level code

• Excitement to participate in the broader community and not just with other engineers at Slack

• Empathy for the 3rd party developers you serve

• Hands-on experience with API design and development

• Experience building and debugging complex systems in a team environment

• Strong UX and design sensibilities, and a desire to sweat the small stuff.

• A demonstrated, genuine AI-first approach to engineering. Using AI to move faster, build fluency across the stack, and contribute well beyond your core specialty

• Experience using AI tools (e.g., Claude Code, GitHub Copilot, Codex, Cursor, etc.) in development workflows

• Advanced prompt engineering skills and the ability to write precise, structured prompts and cultivate the system context that makes AI outputs reliable, secure, and production-ready

• Strong communication skills, a positive attitude, and empathy.

• Self-­awareness and a desire to continually improve

• A related technical degree required

Bonus Points

• Experience with Hack and XHP.

• Experience with Java, Go

• Experience with web analytics, SEO, and data-driven optimization

• Experience building Slack Apps

Slack has a positive, diverse, and supportive culture—we look for people who are curious, inventive, and work to be a little better every single day. In our work together we aim to be smart, humble, hardworking and, above all, collaborative. If this sounds like a good fit for you, why not say hello?
 

Unleash Your Potential

When you join Salesforce, you’ll be limitless in all areas of your life. Our benefits and resources support you to find balance and be your best, and our AI agents accelerate your impact so you can do your best. Together, we’ll bring the power of Agentforce to organizations of all sizes and deliver amazing experiences that customers love. Apply today to not only shape the future — but to redefine what’s possible — for yourself, for AI, and the world.

Accommodations

If you need a reasonable accommodation during the application or the recruiting process, please submit a request via this Accommodations Request Form.

Please note that Salesforce uses artificial intelligence (AI) tools to help our recruiters assess and evaluate candidates’ resumes and qualifications throughout the recruiting process. Humans will always make any candidate selection and hiring decisions. Please see our Candidate Privacy Statement for more information about how we use your personal data and your rights, including with regard to use of AI tools and opt out options.

Posting Statement

Salesforce is an equal opportunity employer and maintains a policy of non-discrimination with all employees and applicants for employment. What does that mean exactly? It means that at Salesforce, we believe in equality for all. And we believe we can lead the path to equality in part by creating a workplace that’s inclusive, and free from discrimination. Know your rights: workplace discrimination is illegal. Any employee or potential employee will be assessed on the basis of merit, competence and qualifications – without regard to race, religion, color, national origin, sex, sexual orientation, gender expression or identity, transgender status, age, disability, veteran or marital status, political viewpoint, or other classifications protected by law. This policy applies to current and prospective employees, no matter where they are in their Salesforce employment journey. It also applies to recruiting, hiring, job assignment, compensation, promotion, benefits, training, assessment of job performance, discipline, termination, and everything in between. Recruiting, hiring, and promotion decisions at Salesforce are fair and based on merit. The same goes for compensation, benefits, promotions, transfers, reduction in workforce, recall, training, and education.

In the United States, compensation offered will be determined by factors such as location, job level, job-related knowledge, skills, and experience. Certain roles may be eligible for incentive compensation, equity, and benefits. Salesforce offers a variety of benefits to help you live well including: time off programs, medical, dental, vision, mental health support, paid parental leave, life and disability insurance, 401(k), and an employee stock purchasing program. More details about company benefits can be found at the following link: https://www.salesforcebenefits.com.Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring, Salesforce will consider for employment qualified applicants with arrest and conviction records.

At Salesforce, we believe in equitable compensation practices that reflect the dynamic nature of labor markets across various regions. The typical base salary range for this position is $197,300 - $313,700 annually. In select cities within the San Francisco and New York City metropolitan area, the base salary range for this role is $237,700 - $344,700 annually. The range represents base salary only, and does not include company bonus, incentive for sales roles, equity or benefits, as applicable.