Software Engineer (l3)

Twilio Twilio · Enterprise · United States · Remote · Engineering

Software Engineer (L3) at Twilio to expand the cross-channel conversations team. The role involves building the next generation omni-channel platform and data layer, integrating with Twilio channels (Voice, Messaging, Email), and external systems like data lakes, AI agents, and analytic tools to deliver personalized, data-driven customer experiences at scale. Responsibilities include designing and building highly available Java/Go services in AWS, working with distributed systems, and collaborating with product and engineering teams.

What you'd actually do

  1. Design, build, and maintain massively scalable, highly reliable and resilient Java and Go services hosted in AWS cloud working in a fast growing and engineering focused company
  2. Design customer focused and scalable software in a distributed system
  3. Work with other engineering teams and with members of the product organization to distill internal and customer needs into requirements and tech specs.
  4. Cultivate a culture of ownership and growth by mentoring engineers and sharing technical expertise
  5. Prevent, troubleshoot, and investigate production incidents by developing automated remediation processes

Skills

Required

  • 5+ years experience in designing, building and operating high-scale, mission critical cloud based production systems.
  • Extensive experience with RESTful API design and development
  • Familiarity with Java or Go, and applying best practice coding standards and writing high quality code
  • Excellent written and verbal communication skills
  • Experience with AWS, GCP or other public cloud providers
  • Good understanding and hands on experience working with SQL and NoSQL databases

Nice to have

  • Prior experience building large-scale, high-throughput datastores on DynamoDB
  • Experience building and deploying multi-regional systems
  • Experience with container technology - Docker/Kubernetes

What the JD emphasized

  • high-scale, mission critical cloud based production systems
  • AWS
  • Java or Go