Senior Software Engineer

💰 $138k-$203k
🇺🇸 United States - Remote
💻 Software Development🟣 Senior

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. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands.

See yourself at Twilio

Join the team as Twilio’s next Senior Software Engineer within the Segment Audiences team.

About the job

Segment is a best-in-class customer data platform (CDP) designed with engineers, marketers, and product managers in mind. We’re excited to work at the cutting edge of data and artificial intelligence, such as with our AI-Assisted Suggest Mappings product. And, we move a lot of data - over 12 trillion API calls a year.

This position will be part of the Twilio Engage Audiences team which builds, maintains, and continually improves the user interfaces and APIs that power Segment’s audience-building capabilities. Our team enables customers to create rich, real-time and warehouse-sourced audiences that drive personalized engagement across channels and tools.

As a customer-obsessed company, we aim to delight users with intuitive workflows, fast performance, and reliable in-app experiences. We’re looking for a Senior Software Engineer to help evolve the next generation of our audience management platform.

This role involves scaling a complex front-end architecture while delivering new, user-friendly features. The product surface is deep and rapidly evolving - requiring close collaboration with design and research to iterate quickly and thoughtfully.

You will work closely with design, product management, and other engineers to identify areas for improvement, maintain a high bar for reliability and usability, and continuously refine the end-to-end experience of audience creation and activation. You’ll be expected to evaluate and communicate trade-offs between feature velocity, system stability, and technical debt, and help drive architectural decisions that ensure long-term sustainability and performance.

Responsibilities

In this role, you’ll:

  • Design and build user-friendly, scalable full-stack features that power Segment’s audience-building and activation experiences.
  • Collaborate cross-functionally with design, product, and other engineers to define solutions that balance usability, performance, and long-term architecture.
  • Communicate technical decisions clearly - articulating trade-offs, customer impact, and team alignment.
  • Mentor junior engineers and contribute to a culture of technical excellence and continuous learning.
  • Troubleshoot and improve system reliability, debugging issues and refining operational tooling and processes.

Support strategic initiatives that impact the broader Twilio Engage platform and engineering organization.

Qualifications

Twilio values diverse experiences from all kinds of industries, and we encourage everyone who meets the required qualifications to apply. If your career is just starting or hasn’t followed a traditional path, don’t let that stop you from considering Twilio. We are always looking for people who will bring something new to the table!

*Required:

  • 4+ years of work experience building enterprise-ready web applications.
  • 3+ years of experience writing production-grade backend code in a modern programming language (e.g., NodeJS, Golang, Python, Java, Scala, or similar).
  • Familiarity with front-end technologies like  JavaScript, TypeScript, React (or similar frameworks), and GraphQL.
  • Experience working with stakeholders at all levels - be able to dive into the nuts and bolts of how things work as needed.
  • Experience working with cloud-based infrastructure (AWS preferred).
  • Collaborating with internal/external teams/engineers and fostering an inclusive environment, where all points of view are welcomed and encouraged.
  • Self drive - you take complete ownership of your tasks and champion efforts to get your tasks to completion.
  • Excellent written and spoken communication skills.
  • Degree in Computer Science or a related field, or equivalent work experience.

Desired:

  • Bias to action, ability to iterate and ship rapidly.
  • Familiarity with Cloud Solutions, AWS, Kubernetes/EKS, CI/CD pipelines, Testing & Automation.
  • Experience contributing to architecture and design (architecture, design patterns, reliability and scaling) of new and current systems.
  • Ability - and excitement to - learn and own multiple domains of the platform (microservices, REST APIs, back-end services) from inception to deployment and maintenance, while making best-in-class technical decisions that impact the success of the company.

Location

This role will be remote,but is not eligible to be hired in CA, CT, NJ, NY, PA, WA.

Travel

We prioritize connection and opportunities to build relationships with our customers and each other. For this role, you may be required to travel occasionally to participate in project or team in-person meetings.

What We Offer

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. Offerings vary by location.

Compensation

*Please note this role is open to candidates outside of California, Colorado, Hawaii, Illinois, Maryland, Massachusetts, Minnesota, New Jersey, New York, Vermont, Washington D.C., and Washington State. The information below is provided for candidates hired in those locations only.

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.
  • This role may be eligible to participate in Twilio’s equity plan and corporate bonus plan. All roles are generally eligible for the following benefits: health care insurance, 401(k) retirement account, paid sick time, paid personal time off, paid parental leave.

The successful candidate’s starting salary will be determined based on permissible, non-discriminatory factors such as skills, experience, and geographic location.

Application deadline information

Applications for this role are intended to be accepted until August 4th, 2025, but may change based on business needs.

Twilio thinks big. Do you?

We like to solve problems, take initiative, pitch in when needed, and are always up for trying new things. That’s why we seek out colleagues who embody our values — something we call Twilio Magic. Additionally, we empower employees to build positive change in their communities by supporting their volunteering and donation efforts.

So, if you’re ready to unleash your full potential, do your best work, and be the best version of yourself, apply now! If this role isn’t what you’re looking for, please consider other open positions.

Twilio is proud to be an equal opportunity employer. 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. Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Additionally, Twilio participates in the E-Verify program in certain locations, as required by law.

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