Principal Identity Engineer

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. We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! . See yourself at Twilio Join the team as a Principal Software Engineer for Stytch, where you'll shape the next generation of identity storage, relationship tracking and resolution. About the job As a Principal Software Engineer, you will serve as the technical anchor for a brand new, 0-1 initiative: building an Identity Graph on the Fraud & Risk teams. This foundational platform will synthesize data across multi-cadence sources to provide real-time identity resolution across multiple use cases. You will take early-stage concepts and POCs, wrangle ambiguity, and actively clarify boundaries to turn them into an actional MVP. In this role you will help own the platform's technical direction, creating a clean separation between the graph substrate and downstream consumers. You’ll partner closely with product management, architect and engineering leadership to drive cross-team alignment and manage stakeholder expectations. This is a rare change to operate like a startup within Twilio: you’ll work in a high-ownership environment with startup speed, backed by Twilio’s reach and scale. Responsibilities * Own the technical vision and system architecture for Identity Graph - evaluating and selecting the optimal technology stack to store complex identifiers and their relationships. * Design, implement, and maintain high-performance, synchronous read models capable of serving identifier topologies and risk postures fast enough for real time risk decisions. * Build out complex data pipelines optimized for multi-cadence hydration, margin real-time dynamic events, periodic batch enrichments and static reference data. * Bake in strict privacy boundaries and secure PII handling from day 1. * Partner closely with product and engineering leadership to manage expectations, set direction, and turn initial concepts into actionable plans, * Collaborate across Twilio and Stytch teams to align on architecture, integrate platform capabilities and unblock cross-team initiatives. * Wrangle ambiguity and execute with a bias for action in grey areas - proactively breaking down undefined problems, making pragmatic architectural trades offs and helping write requirements instead of waiting for them  * Establish strong production quality, resilience and observability standards for a large-scale data and distributed graph platform. * Deeply collaborate with the engineering team, prioritizing mentorship, knowledge-sharing, and pairing to elevate the team’s technical bar while actively bringing others along with you.   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: * 8+ years experience in designing, building and operating high-scale, mission critical distributed systems, graph databases, and complex data models. * Deep hands-on expertise in a production-grade code base in a modern programming language, setting best practice coding standards and writing high quality code. * Proven experience serving as a strong technical anchor, owning system architecture and vision, and leading cross-functional engineering teams through implementation. * Exceptional ability to wrangle ambiguity and execute with a bias for action - proactively clarifying boundaries, defining scope and turning concepts into an actionable MVP. * Deep commitment to collaborative team dynamics and mentorship, with a track record of prioritizing bringing others along and actively raising a team's technical bar. * Excellent written and verbal communication skills with proven ability to manage stakeholder expectations and drive technical alignment across product and engineering. * Bachelor’s degree in Computer Science or related industry experience. * Schedule: ability to work non-standard, on-call rotation weekend and holiday hours.   Desired: * Familiarity with Go, Kubernetes, and DynamoDB or past experience with identity resolution or fraud detection systems * Experience building 0-1 foundational platforms or complex data infrastructure that ensures clean separation between core substrates and downstream consumers * Experience designing high-performance real-time synchronous read model and complex data pipelines. * Builder at heart. Through a hobby or your profession, you are passionate about being hands on and seeing your work come to life.   Location This role will be remote.     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. 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.

WHY DEPT®? We are pioneers at heart. What this means, is that we are always leaning forward, thinking of what we can create tomorrow that does not exist today. We were born digital and we are a new model of agency, with a deep skillset in tech and marketing. That’s why we hire curious, self-driven, talented people who never stop innovating. Our culture is big enough to cope and small enough to care. Meaning, that with people across 20+ countries, we’re big enough to provide you with the best tools, global opportunities, and benefits that help you thrive. While acting small by investing in you, your growth, your team, and giving you the autonomy to solve our clients problems, no matter where you are in the world. THE ROLE DEPT® is seeking a Senior Analytics & Identity Engineer to join our forward-deployed architecture squad in North America. Mapped back to our platform-agnostic Analytics Craft, this role is a hands-on technical seat focused on Analytics Craft excellence. You will specialize in web/app telemetry tracking instrumentation, tag container cleanup, and analytics validation reporting. You will step directly into complex client environments to audit and clean up double-tracked Web implementations, decommission legacy tracking tags, and configure clean client-side data collection containers. You will build real-time analytics verification procedures to identify and resolve metric differences between frontend trackers and enterprise data lakes, securing end-to-end data trust. WHAT YOU'LL DO * Optimize Telemetry & SDKs: Audit and clean up double-tracked SDK implementations, decommission legacy tracking tags, and configure clean client-side data collection containers. * Configure Event Forwarding: Configure robust server-side event forwarding mechanisms to securely route web/app behavioral telemetry into downstream customer profile platforms. * Remediate Data Discrepancies: Build real-time analytics verification procedures to identify and resolve metric differences between frontend trackers and enterprise data lakes. * Clean Up Tag Containers: Re-architect and simplify complex, bloated tag containers to improve page performance and loading latency. * Support Attribution Validation: Work hand-in-hand with web architects to optimize edge-based tagging, and journey architects to validate campaign-link attribution. WHAT YOU BRING * Telemetry & Analytics Engineering: 6+ years of software engineering experience focusing on web/app analytics instrumentation, tag management systems, or customer telemetry tracking. * Tag & Data Layer Mastery: Deep technical command of client-side data layer design, custom JavaScript tag rules, browser debugging utilities, and server-side event routing. * Required Adobe Experience: * Expert, hands-on configuration mastery across Adobe Experience Platform Web SDK and Mobile SDK (AEP WebSDK / Mobile SDK). * Direct development experience utilizing Adobe Launch (Experience Platform Data Collection), configuring extensions, rules, and server-side Event Forwarding. * Proven experience debugging data discrepancies and tracking errors using Adobe Analytics and Adobe Customer Journey Analytics (CJA). * Collaboration Skills: Ability to coordinate with frontend engineers on edge-based tag optimization and campaign attribution. Work Environment: Remote position - TRAVEL EXPECTED  WHAT DO WE OFFER? * We are a collaborative, open-door, best-idea-wins environment that fosters personal and company growth and has fun doing it. Here is a snapshot of our benefits package: * Healthcare, Dental, and Vision coverage * 401k plan, plus matching * PTO * Paid Company Holidays * Parental Leave WE SUPPORT YOU BEING YOU:  DEPT® is an equal opportunity employer (EOE). We believe our work is its best when our people feel safe and free to be themselves. We’re committed to an inclusive and barrier-free recruitment and selection process and workplace, regardless of anyone’s identity, background, beliefs, lifestyle or disabilities. So tell us about any accommodations you need. It’s totally confidential and only used to make sure you feel fully supported at every step.  DEPT® participates in E-Verify, meaning your Form I-9 information will be sent to the federal government to confirm you are authorized to work in the U.S.  We are a B Corp-certified company passionate about purpose-driven work.  Our hope is that you can feel good about the contributions DEPT® is making to the world and we always have an open door for your ideas in making the world a better place.  DEPT® is a pioneering technology and marketing services company that creates integrated end-to-end digital experiences for brands such as Google, KFC, Philips, Audi, Twitch, Patagonia, eBay and more. Its team of 2,500+ digital specialists across 30+ locations on 5 continents delivers pioneering work on a global scale with a boutique culture.  Learn more about DEPT® Learn more about DEPT® diversity, equity, and inclusion efforts The anticipated salary range for this position is listed below. Salary is based on a range of factors that include relevant experience, expertise, physical location, and organizational impact. This is based on a 40-hour workweek and leveling. Keep in mind, we’re flexible. US Remote Range $96,200—$148,000 USD