Senior Full Stack Software Engineer with extensive experience designing and delivering scalable web platforms across fintech, enterprise, healthcare, and public sector domains. Strong background in MERN development, distributed systems, cloud native architectures, and secure data workflows. Adept at translating complex business requirements into reliable, maintainable software while driving modernization, automation, and high quality engineering practices.

Jack Daniel

Senior Full Stack Software Engineer with extensive experience designing and delivering scalable web platforms across fintech, enterprise, healthcare, and public sector domains. Strong background in MERN development, distributed systems, cloud native architectures, and secure data workflows. Adept at translating complex business requirements into reliable, maintainable software while driving modernization, automation, and high quality engineering practices.

Available to hire

Senior Full Stack Software Engineer with extensive experience designing and delivering scalable web platforms across fintech, enterprise, healthcare, and public sector domains. Strong background in MERN development, distributed systems, cloud native architectures, and secure data workflows. Adept at translating complex business requirements into reliable, maintainable software while driving modernization, automation, and high quality engineering practices.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Language

English
Fluent

Work Experience

Senior Full Stack Software Engineer at TatvaSoft
November 1, 2021 - January 1, 2026
Architected and delivered cloud-native microservices using Node.js, Express.js, and Nest.js to modernize legacy monolithic platforms for multinational fintech clients handling high-volume transactions across North America and Europe. Led front-end development with React/TypeScript (Next.js) and Redux for complex dashboards displaying portfolio analytics, risk metrics, and compliance status across multi-entity structures. Designed real-time data pipelines using Kafka and RabbitMQ to synchronize core banking events with payment gateways and regulatory reporting with sub-second latency. Implemented robust GraphQL APIs to serve normalized data from PostgreSQL and MySQL for cross-border settlement workflows. Established CI/CD pipelines (Jenkins, Docker) deploying to AWS ECS Fargate with zero-downtime releases. Integrated Elasticsearch for fast search across billions of records aiding audit trails and fraud detection. Built event-driven notifications using AWS SNS/SQS for payment failures an
Full Stack Software Engineer at TechRivo
June 1, 2018 - October 1, 2021
Built React, Next.js, and TypeScript front-end applications for healthcare and insurance clients, delivering secure workflows for patient data, claims, and policy administration. Developed backend services with Node.js and Nest.js supporting eligibility checks and claims processing; designed GraphQL schemas and resolvers to unify data from EHRs, insurance platforms, and internal tools. Implemented RBAC for multi-tenant environments; built real-time dashboards with WebSockets for monitoring and asset tracking. Consolidated automated testing with Jest and Cypress to validate complex state transitions and reduce regressions. Modernized legacy modules by migrating to modular, cloud-friendly architectures; integrated third-party identity verification for onboarding and compliance. Delivered automated archival and retention aligned with healthcare regulations. Built shared React component libraries and contributed to front-end build pipelines (Webpack) to optimize load times. Collaborated wi
Full Stack Developer at Programming.com
September 1, 2015 - June 1, 2018
Developed integrated utility billing platforms for municipal governments with configurable rate structures. Created RESTful APIs with Node.js/Express to synchronize customer accounts between legacy systems and modern web interfaces, enabling self-service portals and analytics dashboards. Built data models in MySQL supporting relationships among customer accounts, meters, billing cycles, and payments across multi-department municipal organizations. Implemented meter data integration pipelines parsing fixed-width and CSV formats to generate accurate billing determinants and flag anomalies. Built responsive React-based portals for residents to view consumption history, enroll in payment plans, report meter issues, and receive outage notifications. Created configurable tax engines, geolocation-based pricing rules, and integrated payment gateways while maintaining PCI-DSS compliance. Led data migration utilities to transform legacy records during modernization projects, preserving historica

Education

Bachelor of Science in Computer Science at University of Bucharest
January 1, 2011 - January 1, 2015

Qualifications

Add your qualifications or awards here.

Industry Experience

Financial Services, Healthcare, Government, Software & Internet, Professional Services