Nicolas Sawan

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Backend Developer

Herrontech

Jun 2023 - Nov 2025 (2 years 6 months)

Designed and implemented REST APIs using Node.js and SOAJS in a microservices architecture, with comprehensive unit tests to ensure reliability and correctness. Optimized MongoDB schemas and created indexes to reduce query latency by over 35% and improve data access performance. Collaborated with frontend and product teams via GitHub, Slack, and Jira, ensuring continuous delivery in Agile sprints. Documented and visualized API workflows using Lucidchart for improved developer onboarding and cross-team communication. Refactored parts of the frontend data layer using Typescript and WatermelonDB to enhance offline data synchronization.
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Software Engineer

Metania

Nov 2022 - Jan 2024 (1 year 3 months)

Developed and maintained enterprise IT solutions using Oracle Forms, Reports, and PL/SQL for business process automation. Enhanced data accuracy by refactoring database tables and optimizing stored procedures. Supervised and mentored intern developers, guiding them through practical software development and version control workflows.
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Software Engineer

Centre Hospitalier du Nord

Jan 2022 - Jun 2023 (1 year 6 months)

Maintained and upgraded the hospital's integration system built with Oracle Forms & Reports, ensuring system reliability across multiple departments. Administered Oracle databases, optimized PL/SQL triggers and functions to improve data throughput. Provided technical support and issue resolution for CHN users and partner medical centers across Lebanon. Mentored junior engineers and provided internal training sessions on system workflows and database management.

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