Christina Lazarova
Sr Software Engineer @ITHAKA
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WORK HISTORY
Sr Software Engineer @ITHAKA
Designed, developed and maintained large scale backend web applications to support a digital library of scientific content to ensure uptime of 99.7%. • Designed and implemented a new solution for an existing application to include a Postgres database resulting in increased reliability, reduction of processing time by 40% and sped up delivery of data to customers.• Designed a POC audio feature to be implemented in a multi-team fashion that includes AWS Elemental Media services and concepts. Provide support to the rest of the POC team with solutions to speed up the conversion process by a factor of 5.• Mentored 2 junior members of a 4-member team to promote growth for the team and ultimately result in their promotions.• Enhanced application security, reduced vulnerability and ensured maintainability by upgrading existing applications to Java 21 and Spring Boot 3.• Migrated items across multiple applications and databases. The solution took into account the complexity of the data and reduced the impact to surrounding high traffic and visibility services.• Increased accessibility of publisher-provided eBooks by creating an application to update the tagging. Worked with 3 other teams and stakeholders to ensure timely end-to-end testing.• Increased user engagement with pdfs by creating a POC application to provide individualized highlights in PDFs to save and download. Identified challenges with performance for future implementations.• Optimized application monitoring costs by Worked with a small group of leaders and engineers to evaluate and trial new application monitoring and performance tools. Shared code samples to save time in the adoption.• Enhanced error detection and notifications by creating a MCP server that is able to review application errors, make recommendations, and send them to teams as PagerDuty alert.• Strengthen security by upgrading libraries using Trivy to meet SOC 2 compliance requirements.
EDUCATION
Eastern Michigan University
Bachelor of Science (B.S.), Computer Science
Eastern Michigan University
Master's Degree Courses, Computer Science
ABOUT CHRISTINA LAZAROVA
Experienced Software Engineer with extensive expertise in EdTech and medical research software, specializing in building scalable backend services deployed on AWS. Designed, implemented, delivered and supported large-scale backend systems using Java, Spring Boot, and Microservices architectures. Partnered with UX and Design, Accessibility and Product teams to ensure reliable, high-quality software implementation and delivery. Passionate about building scalable backend services, mentoring team members on modern engineering best practices, communicating with other teams to ensure alignment. Well-versed in REST APIs, CI/CD pipelines (GitLab, Docker, Kubernetes) and agile delivery frameworks.
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