Senior Software Engineer (Ruby on Rails)

United States·San Franciscosenior

Software EngineerSoftware Engineering

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Quick Summary

Overview

Workstream is a mission-driven company building the all-in-one HR, payroll, and hiring platform for managing the hourly workforce. There are 2.7 billion hourly workers,

Technical Tools

Software EngineerSoftware Engineering

Workstream is a mission-driven company building the all-in-one HR, payroll, and hiring platform for managing the hourly workforce. There are 2.7 billion hourly workers, making up 80% of the global workforce, but this market has been heavily underserved by technology and deserves better. Workstream has been purpose-built for the hourly workforce from day one so that these businesses and their employees can thrive.

Our customers include leading brands from multiple sectors, including Burger King, Carl's Jr./Hardee's, IHOP, KFC, and Culvers. We are a high growth series B company and quickly expanding our product portfolio to deliver on our vision. We are backed by legendary VCs and industry experts like Founders Fund, BOND, and Coatue.

In addition to our core business, Workstream is home to a small, fast-moving Robotics team focused on advancing the next generation of artificial intelligence and robotics. We partner with a leading AI and robotics company to produce high-quality, large-scale egocentric (first-person) video datasets that help train advanced AI models.

Our Robotics team develops scalable data collection and annotation pipelines that enable the efficient creation of high-quality training datasets, helping AI systems better understand human actions, environments, and everyday interactions. We're also building a new category of connected hardware designed to operate reliably throughout the day in thousands of homes and businesses. By combining cutting-edge data collection, automation, and hardware innovation, this team is helping shape the future of intelligent systems and real-world AI applications.

Grow With Us

We are a team from UC Berkeley, Cornell, SJTU, Cambridge, NUS, with broad industry experiences from Tencent, Alibaba, Amazon, ByteDance, and more. Our engineering team is composed of passionate, driven, and talented engineers who focus on building and innovating cloud technology solutions that empower local businesses to thrive and better serve the deskless workforce in their communities. We are seeking a talented Senior Engineer to join our growing engineering team.

This is a full-time, hybrid position with 2 to 4 days a week in-office to support close cross-functional collaboration.

You are a seasoned Software Engineer with a strong background in application development.
Work closely with Product Managers, Engineering Managers, and peer engineers to deliver well-scoped product features.
You advocate for and practice test-driven development (TDD) to ensure the delivery of high-quality, reliable software.
Your technical skills are complemented by your ability to communicate effectively in English, both verbally and in writing.

Proficiency in at least one of the following languages: ruby on rails, golang, node.js, python, with experience in developing high-performance and high-availability backend systems. Ruby on rails is preferred.
Strong foundation in programming principles and design patterns.
Experience with building scalable systems and test driven CI/CD commitment to quality software development.
Experience with SQL and NoSQL databases, such as PostgreSQL or MongoDB, have comprehensive understanding of the decision-making process between SQL and NoSQL databases.
Knowledge of caching mechanisms such as Redis or Memcached.
Familiarity with cloud platforms such as AWS
Demonstrated experience in designing distributed systems with a holistic perspective.
Keep up with the latest technological trends and continuously improve productivity.
Bilingual in English and Chinese preferred