Principal Engineer, Mobile Platform & Backend Systems
AlphaSense2 months ago
London, United KingdomStaff+
Responsibilities
- Set technical direction for client-facing APIs and backend architecture supporting product workflows across web and mobile clients.
- Lead cross-team technical priorities and architectural alignment across application, search and AI, and shared platform organizations.
- Design, implement, and validate production services and subsystems that span team boundaries and are reusable beyond the initial use case.
- Evolve authentication, authorization, entitlements, session management, identity, and configuration services for shared web and mobile capabilities.
- Improve customer-visible reliability, performance, observability, and production validation across client and backend systems.
- Coach engineers and strengthen teams through hands-on delivery, reusable patterns, and technical guidance.
Requirements
- Deep production expertise in backend engineering and distributed systems, including service boundaries, data ownership, consistency, failure recovery, and integration models.
- Significant hands-on contributions to production code and system evolution, with the ability to understand unfamiliar codebases and make sound engineering decisions.
- Experience designing client-facing REST and GraphQL APIs, including business-logic placement, product states, backward compatibility, and mobile lifecycle and network constraints.
- Strong understanding of authentication, authorization, entitlements, session management, trust boundaries, and client-service security implications.
- Experience improving reliability and performance across client and backend systems with practical observability and production-validation expertise.
- Track record of leading consequential technical change across teams through influence rather than reporting authority.
- Product and stakeholder leadership connecting technical decisions to customer value and building alignment with senior leaders.
- Preferred: experience with AI-powered search, research, or analysis workflows.
- Preferred: experience with enterprise identity and managed applications, including Auth0, Microsoft identity, or MDM/MAM ecosystems.
- Preferred: experience designing shared configuration or service discovery for multi-tenant platforms and dedicated customer environments.
- Preferred: experience designing event-driven systems using publish/subscribe or event-streaming architectures such as Kafka.
Tech Stack
Categories
About AlphaSense
AlphaSense builds an AI-powered market intelligence and search platform used by investment, corporate strategy, and research teams to find insights across public and private content (equity research, filings, transcripts, expert calls, news, and internal documents). It sells enterprise subscriptions to its SaaS platform and content sets. Founded in 2011 and headquartered in New York, the company is privately held and acquired Tegus in 2024; its customers include a majority of the S&P 500.