Senior Staff Software Engineer

The role

You will shape engineering strategy and lead complex initiatives across multiple engineering teams. You will drive architecture and reliability for Workstream's platform for the hourly workforce.

What you will do

• Architect and deliver strategic engineering initiatives spanning multiple squads, coordinating parallel execution across engineers and AI agents.
• Own multi-squad systems architecture and set technical direction, ensuring solutions are scalable, secure, reliable, and cost-effective.
• Solve complex, organization-wide engineering challenges and drive architectural improvements that benefit multiple teams.
• Lead critical technical escalations and complex system incidents, driving recovery and long-term reliability improvements.
• Shape AI adoption strategies across engineering teams, including AI-assisted development, automated incident response, and production safeguards.
• Partner with engineering leaders, Product, and business stakeholders to turn ambiguous business problems into technical strategies.
• Establish engineering best practices, mentor technical leads, and raise engineering standards through influence and collaboration.

Required qualifications

• 10 to 12+ years of experience building, architecting, and scaling complex production software systems.
• Deep expertise in at least one mainstream programming language (JavaScript/TypeScript, Python, Java, Go, Ruby, PHP, C#, etc.).
• Excellent computer science fundamentals, problem-solving skills, and architectural design capabilities.
• Proven experience owning complex systems and driving technical architecture and initiatives across multiple engineering teams.
• Strong understanding of distributed systems, system scalability, security, performance, and architectural trade-offs.
• Demonstrated ability to lead high-impact engineering projects, manage critical technical escalations, and make sound decisions under pressure.
• Strong strategic thinking and communication skills, with the ability to influence engineering direction and align technical decisions with business objectives.
• Proven ability to mentor senior engineers and technical leads while building ownership and technical capabilities across teams.
• Experience driving engineering improvements, technical standards, and organizational adoption of new technologies.
• Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Nice to have

• Experience with Ruby on Rails or Node.js; experience with both is a plus.
• Familiarity with React, TypeScript, PostgreSQL, MongoDB, and Redis.
• Experience with AWS, Terraform, microservices, and distributed systems.
• Experience implementing AI-assisted engineering workflows, agent-driven development, or AI-powered incident management.
• Experience working with globally distributed engineering teams across multiple time zones.

Benefits

• Hybrid setup/WFH schedule
• Monthly salary paid directly to your bank account
• Health insurance coverage
• Flexible paid time off (PTO)
• Flexible working hours
• Observance of Singapore public holidays
• Company-provided work device
• CPF contributions and tax processing handled by Workstream

About the company

Workstream is a mission-driven company building an all-in-one HR, payroll, and hiring platform for the hourly workforce. Its customers include brands such as Burger King, KFC, and IHOP.