Salesforce · 4 hours ago
Sr. Software Engineer, Full Stack - Slack
San Francisco, CA
Full-time
Hybrid
Senior Level
$148K/yr - $260K/yr
5+ years expSalesforce is the #1 AI CRM, where humans with agents drive customer success together. They are seeking a Senior Full-Stack Engineer to design and deliver end-to-end features for Slack's video conferencing experience, focusing on performance, reliability, and scalability.
Agentic AIArtificial Intelligence (AI)Cloud ComputingCRMSaaSSales EnablementSoftware
Responsibilities
Partner with Product Managers and Designers to ideate, build, and launch new features across Huddles and Clips
Design and implement end-to-end solutions spanning frontend, backend, and real-time communication layers
Debug and optimize audio/video performance across diverse devices, browsers, and network conditions using WebRTC and related technologies
Identify and resolve performance bottlenecks in real-time systems, from React/Redux rendering to backend infrastructure
Establish high engineering standards through code quality, system design, and reusable architectural patterns
Improve observability by building monitoring, logging, and performance instrumentation for A/V systems
Support production excellence by partnering with Customer Experience teams to triage and resolve issues
Mentor engineers and provide thoughtful, in-depth code reviews
Qualification
Required
5+ years of professional experience building and shipping web applications
Strong proficiency in React and Redux, including frontend performance optimization
Experience with one or more backend languages (e.g., PHP, Python, Ruby, Go, Java, C)
Expertise in building complex, high-fidelity UI with HTML and CSS
Deep understanding of real-time or distributed systems, including fault tolerance, consistency, and scalability
Strong computer science fundamentals (data structures, algorithms, systems design)
Experience working with relational databases and common web stacks
Product mindset with strong UX sensibilities and attention to detail
Excellent communication skills, empathy, and collaborative instincts
Growth mindset with a commitment to continuous improvement
Preferred
Strong understanding of network and security protocols related to real-time A/V streaming
Experience optimizing Electron applications for cross-platform performance
Contributions to open-source WebRTC or real-time communication projects
Knowledge of audio/video codecs and asynchronous media systems (recordings, playback)
Experience building or maintaining test frameworks for real-time/A-V products
Hands-on experience with WebRTC platforms or SDKs (e.g., AWS Chime, Twilio, Jitsi, Mediasoup)
Background in monitoring and observability tools (e.g., Datadog, Grafana, Splunk)
Experience building real-time messaging, notification, or event-driven systems
Benefits
Time off programs
Medical
Dental
Vision
Mental health support
Paid parental leave
Life and disability insurance
401(k)
Employee stock purchasing program
Company
Salesforce
Salesforce is a cloud-based software company that provides customer relationship management software and applications.
10001+ employees
H1B Sponsorship
Salesforce has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1883)
2024 (2296)
2023 (1850)
2022 (2849)
2021 (2124)
2020 (1960)
Funding
Current Stage
Public CompanyTotal Funding
$65.38MKey Investors
Starboard ValueEmergence CapitalHalsey Minor
2022-10-18Post Ipo Equity
2004-06-23IPO
2003-01-01Series Unknown· $1M
Leadership Team
Arundhati Bhattacharya
Chairman & Ceo Salesforce India
Kendall Collins
CEO, GovCloud - Salesforce
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