Staff Frontend Engineer

Who We Are Addepar is a global data and AI platform empowering investment professionals to turn complex financial information into actionable intelligence. Addepar unifies portfolio, market and client data in a total portfolio view and delivers AI-powered insights within investment and client workflows. More than 1,400 firms in nearly 60 countries use Addepar to manage and advise on nearly $9 trillion in assets. Its open platform integrates with nearly 650 software, data and consulting partners to power end-to-end investment operations across firms of all sizes and complexity. Addepar supports clients worldwide with offices in New York City, Salt Lake City, London, Edinburgh, Pune, Dubai, Geneva, Singapore and São Paulo. The Role We are seeking a Staff Front End Software Engineer to join the Secure Messaging team within our Product Solutions organization. Our team is focused on building integrated, compliant communication capabilities that allow advisors and their clients to interact seamlessly within the Addepar platform. We partner closely with product, design, and backend engineers to deliver secure, real-time messaging experiences that meet the highest standards of reliability and regulatory compliance. We're looking for a technical leader who will drive frontend architecture decisions, own end-to-end delivery of complex features, and raise the bar for engineering quality across the team. You'll work across the stack when needed, integrating with vendor-provided infrastructure, designing permission models, and building polished user experiences. Applicants must have legal authorization to work in the country where this role is based on the first day of employment. Visa sponsorship is not available for this position. What You’ll Do Lead the frontend architecture for secure messaging, building modern, performant interfaces using Svelte and Ember. Own end-to-end delivery of multi-month projects across the stack, from design through production. Shape technical direction for the team by establishing frontend standards, contributing to shared libraries, and driving design reviews. Collaborate effectively with product managers, designers, and engineers across time zones to align on priorities and deliver outcomes. Mentor other engineers on the team, identifying skill gaps and fostering professional growth through pairing, code review, and technical guidance. Communicate technical ideas and set direction on projects with a focus on solving business challenges. Write clean, efficient, and maintainable code that's also scalable and extensible. Who You Are B.S., or M.S. in Computer Science or similar technical field of study (or equivalent practical experience). 9+ years of software engineering experience. Expert-level proficiency in modern frontend development, with deep experience in component-based frameworks (Svelte, React, or Ember) and state management patterns. Strong full-stack capability, including experience with Java, API design, and cloud services. Experience leading cross-team technical initiatives and building consensus on architectural decisions. Proven ability to mentor and grow engineers through design reviews, pairing, and technical coaching. Excellent written and verbal communication skills, with the ability to collaborate effectively across distributed teams. A strong ownership mentality and drive to solve the most important problems. A rapid learner with robust analytical and problem-solving abilities. Our Values Act Like an Owner - Think and operate with intention, purpose and care. Own outcomes. Build Together - Collaborate to unlock the best solutions. Deliver lasting value. Champion Our Clients - Exceed client expectations. Our clients’ success is our success. Drive Innovation - Be bold and unconstrained in problem solving. Transform the industry. Embrace Learning - Engage our community to broaden our perspective. Bring a growth mindset. In addition to our core values, Addepar is proud to be an equal opportu…