Twilio - Principal Engineer (L5)
Requirements
• 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! • Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field. • 12+ years of programming experience. Deep battle-tested experience with high-scale messaging/streaming systems and distributed processing engines (handling several thousand events/sec minimum). • Mastery of high-level service design, with a proven ability to model complex interfaces and internals in a properly modular, composable, and extensible way. • Expert programming experience in Go or similar concurrent, object-oriented languages, with a sharp eye for performance bottlenecks. • An active "AI story"—demonstrated, hands-on experience identifying, prototyping, and deploying GenAI/LLM solutions to solve real-world engineering or data processing challenges. • Profound technical depth in distributed systems, high-scale ingestion, and cutting-edge cloud-native architecture. • Superb communication and problem-solving skills, with a natural inclination to mentor others and a relentless drive for operational excellence • Desired: • Advanced proficiency with high-throughput datastores, distributed caching layers, and container orchestrators (Docker/Kubernetes). • Experience with modern CI/CD pipelines and robust observability frameworks (Datadog, Grafana, Prometheus) to predict and diagnose failures. • Deep familiarity with broader AI/ML infrastructure and data workflows. • Hands-on experience managing, optimizing, and operating large-scale AWS cloud infrastructure. • A proven track record of driving technical alignment and collaboration across a geographically distributed engineering team. • Location • This role will be based in any of the permitted 5 India states (Delhi, Karnataka, Maharashtra, Telangana & TamilNadu) • 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.
Responsibilities
• Own the technical north star and deliver robust, highly composable routing experiences for the core Data platform and pipelines at Twilio Segment. • Design and pioneer always-available, fault-tolerant distributed systems in cloud environments, using past system failures to design out-of-the-box resilience. • Lead through technical influence, masterfully guiding high-stakes design decisions and articulating the precise trade-offs between cost, performance, and reliability to both engineers and executives. • Translate complex technical strategies into clear, elegant, and actionable blueprints that align diverse stakeholders, including Product Managers, Architects, and engineering teams. • Actively prototype and experiment, bringing an inquisitive mindset to the platform by identifying where emerging AI technologies and LLMs can solve systemic data processing challenges.
Benefits
• 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. • 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. • Stay alert to recruitment fraud • We care about your safety. Scammers sometimes impersonate Twilio recruiters through fake job postings, emails, websites, or messages. Please ensure you are engaging with an official @twilio.com email address. We will never ask for payment, gift cards, cryptocurrency, or banking information during the recruiting process. We do not make job offers without a formal interview process or conduct interviews exclusively through text-based messaging apps..
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