Senior Software Engineer (AWS) - Fully Remote

Twilio Inc.; United States; Remote; USD 140,000 - 180,000; Full time

Benefits offered by this job

Competitive pay

Generous time off

Parental leave

Wellness leave

Healthcare

Retirement savings plan

Remote-first culture

Travel opportunities

Job summary

Twilio is hiring a Senior Software Engineer to design, build, and maintain scalable backend services using Java or Scala. This remote-first role requires strong cloud experience and a track record with SDKs and GraphQL. You will help establish backend guidelines and drive high-quality delivery from anywhere, with occasional UK-based travel.

The role emphasizes reliability, testing, and documentation while collaborating across Twilio’s engineering teams to push product excellence and performance.

Qualifications

• Bachelor's or Master's degree in CS/Engineering or related field.
• 5+ years of backend cloud-scale experience.
• Strong programming skills in Java or Scala.
• Experience with AWS or other cloud platforms at scale.
• Experience building SDKs and GraphQL BFF layer is a plus.

Responsibilities

• Design, build, and maintain large-scale backend services with a focus on reliability, availability, scalability, and performance.
• Champion high-quality engineering practices, including automated testing, maintainable code, and thorough documentation.
• Collaborate with other teams to deliver scalable, robust backend solutions for Twilio services.

Skills

Backend development

Java

Scala

Cloud computing

GraphQL

Education

Bachelor's or Master's in CS/Engineering or related field

Tools

AWS

GraphQL

CI/CD tooling

SDK development

Job description

Who we are 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. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you re part of a vibrant team with diverse experiences making a global impact each day. We use Artificial Intelligence (AI) to help make our hiring process efficient. Join the team as Twilio s next Senior Software Engineer. Twilio s SDK engineering team builds robust, powerful SDKs and a GraphQL layer to enable developers build their own Contact Center UIs and real-time AI Contact Center products. Design, build, and maintain large-scale backend services with a focus on reliability, availability, scalability, and performance. Champion high-quality engineering practices, including automated testing maintainable code, and thorough documentation. Bachelor s/Master s in Computer Science, Engineering, or related field. 5+ years of experience building and operating cloud-scale backend systems. Strong programming skills in backend languages such as Java or Scala. Experience working with AWS or other cloud platforms at scale. Any prior experience building SDKs and GraphQL BFF layer is an added advantage. Ability to establish backend engineering guidelines and represent the team within the broader Twilio engineering organization. Passion for delivering high-quality products and continuously learning new technologies. This role will be remote and based in the UK Travel For this role, you may be required to travel occasionally to participate in project or team in-person meetings.

Working at Twilio offers many benefits, including:

• competitive pay
• generous time off
• ample parental and wellness leave
• healthcare
• a retirement savings program
• and much more

Additionally, we empower employees to build positive change in their communities by supporting their volunteering and donation efforts.

We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law.