Software Engineer L3

At Twilio, we're shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences.

As a Software Engineer, Email Platform (L3) at Twilio, you will play a critical role in developing, deploying, and managing highly available, massive-scale distributed systems. Our systems regularly process more than 12 billion emails during peak events like Black Friday, and our throughput requirements continue to scale rapidly.

Responsibilities:

• Architect and ship reliable, high-velocity features that handle critical traffic with low end-to-end latency.
• Partner closely with product management and technical leadership to break down complex system requirements into manageable, iterative milestones.
• Drive rigorous code reviews and push for maintainable patterns in our Go codebase, ensuring high testing standards are executed across the team.
• Manage and enhance cloud configurations across AWS and Azure environments utilizing Infrastructure as Code (Terraform).
• Ensure deep observability coverage by standardizing metrics, alerts, and distributed tracing across core data pipelines.
• Advocate for a clean architectural foundation, proactively identifying technical debt, system bottlenecks, and single points of failure (SPOF).
• Mentor junior engineers, lead technical sprint planning, and share expertise across distributed engineering nodes.

Qualifications:

• 4+ years of professional software engineering experience building and operating resilient backend services at scale.
• Practical experience leveraging AI-assisted development tools to accelerate code generation, automate testing, and streamline debugging workflows.
• Strong, hands-on production experience writing clean, idiomatic, and highly concurrent Go (Golang), Java or Python.
• Solid experience deploying and managing production workloads in cloud environments, ideally with deep exposure to AWS core services and Microsoft Azure equivalents.
• Proficiency with Terraform for provision-level automation and maintaining environment parity.
• Strong theoretical and practical understanding of distributed datastores, caching layers, and asynchronous event streaming.

Benefits:

• Competitive pay
• Generous time off
• Ample parental and wellness leave
• Healthcare
• Retirement savings program
• Much more

Compensation:

• The estimated pay ranges for this role are as follows:
• Based in Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, Vermont or Washington D.C.: $138,700 - $173,400
• Based in New York, New Jersey, Washington State, or California (outside of the San Francisco Bay area): $146,800 - $183,600
• Based in the San Francisco Bay area, California: $163,100 - $203,900