Slack is a Digital HQ platform connecting teams, systems, partners, and customers, used by 77% of Fortune 100 companies with 200k+ paid customers globally.

Slack, a leading Digital HQ platform, is seeking a Senior Frontend Engineer to join their team focusing on WebRTC and audio/video technologies. This role sits at the intersection of traditional frontend engineering and cutting-edge A/V communication, specifically working on Slack's Huddles and Clips features.

The position offers an opportunity to work with a platform that serves millions of users daily, delivering over 300k messages per second across 150+ countries. As part of Slack's engineering team, you'll be instrumental in advancing the platform's audio and video capabilities, ensuring seamless integration with their robust frontend architecture.

The ideal candidate brings 4+ years of JavaScript/React experience and 2+ years of WebRTC expertise. You'll be working with real-time data streams, engineering for cross-browser performance, and collaborating closely with Product, Design, and QA teams to deliver exceptional user experiences.

Key responsibilities include debugging A/V performance across various network conditions, optimizing React/Redux implementations, and establishing coding standards for the team. You'll also play a crucial role in mentoring other engineers and contributing to the platform's overall technical direction.

Slack offers a positive, diverse, and supportive culture, seeking curious and inventive individuals who strive for continuous improvement. The company provides comprehensive benefits, including wellbeing reimbursement, parental leave, adoption assistance, and fertility benefits.

With Slack's impressive reach (77% of Fortune 100 companies use the platform) and scale (2.65 billion daily actions), this role presents an exciting opportunity to impact how millions of people collaborate in the digital-first era. The position is available across multiple locations including Atlanta, Austin, Dallas, Denver, and Indianapolis, with a competitive salary range of $167,300 - $230,000 for Colorado-based positions.

Senior Frontend Engineer position at Slack focusing on WebRTC and A/V technologies for digital communication platforms.

Senior Software Engineer, Frontend (WebRTC) - Slack

Slack is a business communication platform handling 65PB+ of storage and processing ~900B records daily.

Slack is seeking a Senior Software Engineer to join their Data Orchestration Team within the Data Engineering organization. The team is responsible for building and operating the platform that ingests data into their Data Warehouse and maintains low-latency, high-throughput analytics with OLAP DB. The infrastructure currently handles 65PB+ of storage, processes ~900B records daily, manages 400+ ETL pipelines, and 1300+ Active Airflow DAGs.

As a Senior Software Engineer, you'll be instrumental in building scalable services and tools to help partners implement, deploy, and analyze data assets efficiently. The role involves developing and maintaining real-time analytics solutions, optimizing data workflows, and ensuring high data quality and reliability. You'll work with modern OLAP solutions and be responsible for improving the end-to-end workflow for data users at Slack.

The position requires strong technical expertise in data engineering, experience with cloud infrastructure (preferably AWS), and proficiency in languages like Python, Java/Scala. You'll be working with technologies such as Airflow, Docker, Kubernetes, and various big data frameworks. The role also emphasizes leadership aspects, including mentoring other engineers and leading technical initiatives end-to-end.

This is an excellent opportunity for a seasoned engineer who is passionate about data-driven decisions and wants to make a significant impact at Slack. The role offers the flexibility of remote work and competitive compensation, making it an attractive position for those looking to work with big data at scale while contributing to a platform used by millions of users globally.

Senior Software Engineer position at Slack focusing on data orchestration and analytics, building scalable data infrastructure and ETL pipelines using Airflow and modern OLAP solutions.

Sr. Software Engineer, Data Orchestration (Airflow) - Slack

A workplace collaboration platform focused on making people's working lives more secure and productive.

Slack's Product Security Foundations (PSF) group is seeking a Staff Software Engineer to join their dedicated software engineering team within Product Security. The role focuses on streamlining secure development processes and making them user-friendly for all engineers. The team is responsible for creating standardized methods, libraries, tools, and services across Slack, including authorization frameworks, core authentication libraries, and safe image processing.

The Product Security Team at Slack is committed to their mission of making people's working lives more secure. They take a systematic approach to security, ensuring low friction and high-impact security across all operations. The team focuses not just on fixing bugs, but on developing effective prevention methods.

As a Staff Engineer, you'll be working with a positive, diverse, and supportive culture where being smart, humble, hardworking, and collaborative are key values. You'll be part of a high-performance team that makes secure choices easy for engineers at Slack. Your work will directly impact millions of users, teams, and businesses using Slack.

The role involves leading technical initiatives, partnering with various stakeholders, and driving security improvements across the platform. You'll be responsible for architecture decisions, implementing security features, and ensuring the platform remains secure while maintaining its user-friendly nature.

Key areas of focus include:
- Leading authentication and authorization architecture
- Developing secure-by-default libraries
- Creating and maintaining security frameworks
- Partnering with engineering teams to implement security best practices
- Driving technical roadmaps and security initiatives

The ideal candidate will combine technical leadership with security expertise, bringing experience in scaling security services and leading cross-functional teams. This role offers the opportunity to make a significant impact on Slack's security infrastructure while working with cutting-edge technologies and practices.

Lead security engineering role focusing on authentication, authorization, and secure development practices at Slack's Product Security team.

Staff Software Engineer, Backend (Product Security) - Slack

Slack is dedicated to revolutionizing how people find and interact with information through cutting-edge search technologies.

Slack's Core Infrastructure organization is seeking a Search Infrastructure Data Engineer to join their team focused on revolutionizing information discovery. This role is crucial in designing and maintaining the information retrieval infrastructure that powers Search, ML, and various product experiences. The position involves working with petabyte-scale data pipelines and search indexing systems that are fundamental to Slack's knowledge discovery capabilities.

The successful candidate will be responsible for building and maintaining data infrastructure that powers search systems, working closely with internal teams to ensure search algorithms are efficient and scalable. This role is central to Slack's search indexing pipeline, handling massive data scales to ensure all users can effectively search and find their data.

The team is heavily invested in generative AI and builds products that leverage comprehensive company knowledge. You'll work with cutting-edge search technologies, big data tools, and cloud platforms while having the opportunity to mentor other engineers and influence engineering standards.

This is an excellent opportunity for an experienced data engineer passionate about search technology and interested in working with modern data infrastructure at scale. The role offers competitive compensation and the chance to work on technology that impacts millions of users daily. You'll be part of a team that's pushing the boundaries of search and information retrieval while helping to shape the future of workplace communication.

Senior Software Engineer position at Slack focusing on search infrastructure and data engineering, building scalable search systems and data pipelines.

Sr. Software Engineer, Search Infrastructure & Data - Slack

Slack revolutionizes how people find and interact with information, building cutting-edge search technologies for personalized results.

Slack is seeking a Senior Software Engineer for their Search Infrastructure Data Engineering team to revolutionize information discovery. As part of the Core Infrastructure organization, you'll be instrumental in designing and maintaining the information retrieval infrastructure that powers Search, ML, and various product experiences. This role combines data engineering with search technology, requiring expertise in building scalable systems and data pipelines.

The position offers an opportunity to work with cutting-edge search technologies and generative AI, helping build products that leverage organizational knowledge. You'll collaborate across Search Infra and ML Infra teams, working with data scientists and ML engineers to deploy and optimize search algorithms and machine learning models.

Key technical requirements include 5+ years of experience in data engineering, proficiency in languages like Python, Java, or Scala, and expertise with search technologies and big data tools. You'll work with modern technologies including Kubernetes, cloud platforms, and various ML model serving frameworks.

Slack prides itself on maintaining a positive, diverse, and supportive culture, seeking individuals who are curious, inventive, and committed to continuous improvement. The role offers competitive compensation, professional growth opportunities, and the chance to work on innovative search solutions that impact millions of users.

The position is available in Atlanta, Austin, or Dallas, where you'll join a collaborative team focused on building and maintaining the core infrastructure that makes Slack an invaluable knowledge repository for companies worldwide. This role is perfect for someone who combines technical expertise with a passion for solving complex search and data engineering challenges.

Senior Software Engineer role at Slack focusing on search infrastructure and data engineering, building scalable systems for information retrieval and ML applications.

Slack Engineering Jobs

Slack is a Digital HQ platform connecting teams, systems, partners, and customers, used by 77% of Fortune 100 companies with 200k+ paid customers globally.