Liliana Bulgaru

Software engineer with 10+ years building production applications across fintech, cloud infrastructure, identity security, and enterprise platforms. Experienced delivering secure, scalable systems in highly regulated environments using Python, TypeScript, Java, AWS, and modern API architectures. Recently focused on applied AI engineering, building LLM-powered workflows, agentic tooling, and enterprise AI integrations using Anthropic and OpenAI APIs.

Strong track record collaborating cross-functionally with product, security, and engineering stakeholders to deliver reliable customer-facing systems at scale.

Cofounder - Insurance Tech Startup - London, United Kingdom

(2025-01 - 2026-03)

Cofounded an early-stage insurance-tech venture; wound down the company in March 2026.

Cloud Security Engineer - Vanguard - London, United Kingdom

(2023-01 - 2025-01)

Secured client login at one of the world's largest asset managers, supporting authentication across the UK and Europe, by designing and operating cloud-based authentication and MFA services in NestJS and TypeScript, with REST APIs integrated to Auth0 and Transmit Security.

• Implemented OAuth 2.0, JWT, and MFA flows underpinning the end-to-end client login experience, by working hands-on across backend microservices, AWS infrastructure, and supporting frontend integration in React.
• Cut deployment toil and operational variance across the identity platform by standardising AWS deployments with CloudFormation and Docker, including PostgreSQL database migrations, AWS Secrets Manager integration, and vendor identity software running in AWS.
• Raised release confidence and prevented regressions across the identity stack by writing Jest unit and integration tests and shipping through GitHub Actions CI/CD pipelines, lifting test coverage on critical authentication paths.
• Accelerated secure feature delivery for product engineering teams by advising on authentication architecture, API security, and secrets management in regulated-environment design, and reviewing code changes to identity and access flows.
• Reduced incident resolution time during high-priority security events by leading triage and cross-functional response and building reusable, secure-by-default patterns later adopted across engineering teams.

React Developer - Revolut - London, United Kingdom

(2020-03 - 2022-04)

• Cut time-to-publish for new pages and products by building an internal CRM in React and TypeScript that let business teams ship without engineering involvement, removing a recurring engineering dependency.
• Shipped customer-facing product features end-to-end by translating requirements into reliable UI alongside product managers and designers.
• Raised code quality and developer velocity across the team by establishing reusable frontend standards that were adopted by other contributors.

Senior Frontend Developer - Grabyo - London, United Kingdom

(2019-10 - 2020-01)

Delivered the add and edit media feature used in live broadcasts for a cloud-based video suite integrated with Facebook, YouTube, and Instagram, by building performant React and TypeScript interfaces for high-availability broadcasting environments.

Frontend Developer - 3Pillar Global - Cluj-Napoca, Romania

(2017-05 - 2019-10)

• Improved usability of enterprise learning platforms by engineering production features in React and ES6 validated through unit testing and A/B experimentation.
• Raised code quality across the codebase by refactoring legacy frontend systems and running detailed code reviews, and delivered a luxury-hotel booking application using React, Redux, ES6, and Material UI.

iOS Software Developer - 3Pillar Global - Cluj-Napoca, Romania

(2015-06 - 2017-07)

Improved vehicle-owner experience across US and Canadian markets by delivering maintenance-schedule, recall-notification, and service-history features, with automated tests that improved release confidence.

Earlier roles - Endava, Fortech, HP Software, PinkRoccade, Optima Group

(2010-01 - 2015-12)

• iOS, Java and .NET development across home automation, automotive and healthcare; agile teams, unit testing, regular production releases.

Bachelor's - Computer Science - Babes-Bolyai University (2009-01 - 2012-12)