Principal Engineer

See yourself at Twilio

Join the team as our next Principal Engineer on Twilio’s Segment product team.

Who we are & why we’re hiring

Twilio powers real-time business communications and data solutions that help companies and developers worldwide build better applications and customer experiences.

Although we're headquartered in San Francisco, we have presence throughout South America, Europe, Asia and Australia. We're on a journey to becoming a global company that actively opposes racism and all forms of oppression and bias. At Twilio, we support diversity, equity & inclusion wherever we do business.

About the job

This position is needed to power the future of customer engagement. Twilio Engage combines Segment, SendGrid, and Twilio into a single product, enabling marketers to create omnichannel, hyper-personalized experiences at every step of the customer engagement lifecycle. We are looking for a Principal Engineer to help build and maintain the next phase of the Twilio Engage product. You’ll also be responsible for mentoring, sharing knowledge, and guiding the technical decisions of the team to set us up for long-term success, both as a product and as a team.

You will need to understand and articulate the trade-offs between new functionality and stability. You will need to help the organization make the right architectural choices for the long-term technical and financial health of the product.  Most importantly, you will be responsible for helping our teams continuously deliver customer value while keeping them on track for the long term.

Responsibilities

In this role, you’ll:

• Partner with principal engineers and architects from other teams and lead exploration of large-scale projects spanning multiple teams

• Build and maintain the services for the next phase of Twilio Engage.

• Work with a team of engineers through difficult architectural trade-offs.

• Collaborate on detailed design documents and action plans for features slated for development.

• Mentor engineers earlier in their careers on technical matters great and small.

• Support strategic technical initiatives that impact the entire engineering organization.

• Rapidly acquire new technical skills and knowledge in a fast-paced, high-delivery environment.

• Manage your work through the use of Github, Jira, and our build/deploy systems.

• Mentor other engineers on the team on technical architecture and design

• Participate in an on-call rotation to support our business-critical infrastructure

Qualifications 

Not all applicants will have skills that match a job description exactly. Twilio values diverse experiences in other industries, and we encourage everyone who meets the required qualifications to apply. While having “desired” qualifications make for a strong candidate, we encourage applicants with alternative experiences to also 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:

• Minimum of 10+ years in full-stack development, adept at writing production-grade code in modern programming languages. Solid backend development experience, particularly with Node.js, and familiarity with server-side frameworks.

• Proficient in crafting APIs, recognizing their critical role in UI development. Skilled in JavaScript, Node.js, TypeScript, React (or similar frameworks), and CSS.

• Ownership of services end-to-end, from requirements gathering to operational monitoring. Entrepreneurial mindset, capable of assembling and leading cross-functional teams.

• Demonstrated experience in leading development teams, especially in cross-geographical setups. Proven track record of successfully managing large-scale projects, particularly in user onboarding and engagement domains.

• Exceptional communication skills for collaborating with team members and leading technical discussions with stakeholders. Strong ability to architect scalable, performant, and user-centric web applications. Experience in strategic project planning and execution, aligning technical objectives with business goals.

• Proficiency in implementing robust testing strategies, including unit, integration, and end-to-end tests. Ability to influence and build effective working relationships across all levels of the organization. Passionate about enabling other developers through leadership and driving teams to efficient decisions.. 

Desired:

• Passionate about creating impactful customer experiences through collaboration with design, rather than just implementing designs passively.

• Experienced with at least one of GraphQL or REST.

• Highly desirable familiarity with Twilio APIs and products, or similar cloud communication platforms.

• Skilled in working with diverse teams and exhibiting sensitivity to cross-cultural dynamics.

• Proficient in frontend performance optimization and understanding of core web vitals.

• Collaborative experience with UX/UI designers to translate designs into functional user interfaces.

• Familiarity with CI/CD pipelines and automated deployment processes.

• Knowledgeable about analytics and monitoring tools for improving user onboarding flows.

• Experienced in working on high-scale web applications, understanding the architecture patterns that contribute to their success.

• A highly effective collaborator, capable of working well with teams and partners in product and design toward common goals.

Location

This role will be based remotely in India (Karnataka, Tamil Nadu, Telangana, Maharashtra, Delhi)

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

There are many benefits to working at Twilio, including, in addition to competitive pay, things like generous time-off, ample parental and wellness leave, healthcare, a retirement savings program, and much more. Offerings vary by location.

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. Twilio is proud to be an Equal Employment Opportunity and Affirmative Action 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. Additionally, Twilio participates in the E-Verify program in certain locations, as required by law.

Twilio is committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, please contact us at accommodation@twilio.com.