PAWAN KUMAR GUPTA

Developer Lead/ Senior Software Engineer/Architect – Backend & Data Platforms (Aviation Domain)

• Led architecture, design, and development of scalable, high-performance backend software systems, owning the full SDLC from requirements and design through implementation, testing, deployment, and production support.
• Designed and implemented robust validation, quality-control, and rules-based engines for large, complex datasets (ARINC 424, DAFIF), improving processing time from 8 hours to 2 minutes using multithreading, concurrency, and efficient algorithms.
• Reduced post-processing performance time from 5 hours to 10 minutes through system re-architecture and data pipeline optimization.
• Developed enterprise-grade backend services and RESTful APIs to expose validated data to downstream systems, analytics platforms, and consumer applications.
• Applied object-oriented design, design patterns, clean architecture, and best coding practices to build maintainable, extensible, and testable software.
• Implemented unit tests, integration tests, and regression tests; analyzed source code, code coverage, code quality, and security using Coverity and static analysis tools.
• Worked extensively with relational databases and SQL, migrating systems from Sybase to PostgreSQL, optimizing queries, schemas, indexing, and transaction performance.
• Built and maintained production systems, including data ingestion, release pipelines, automation scripts, error handling, monitoring, and incident resolution.
• Led and mentored a team of 9 engineers, performing design reviews, code reviews, task planning, and cross-functional collaboration.
• Delivered mission-critical and safety-critical systems with high reliability, availability, and data integrity, while following regulatory, compliance, and audit-driven development processes.
• Ensured compliance with DO-200B standards and successfully supported FAA audits and Letters of Acceptance (LOA)—demonstrating strong experience working in regulated environments.
• Domain expertise in aviation data creation, processing, validation, and delivery, with transferable skills applicable to finance, healthcare, logistics, and large-scale data platforms.

• Developed software for Jeppesen aviation mapping engine, enhancing mapping capabilities
• Developed Ruby on Rails server for analyzing test cases and generating reports, streamlining testing process
• Analyzed source code and code coverage with OpenCppCoverage, Cobertura, and Visual Studio tools, identifying improvement areas

• Collaborated with faculty on interdisciplinary projects involving Java, Android, and MS Office to enhance academic resources.
• Developed Android utility app for University using Muleskinner to streamline student access to campus services.

• Analyzed requirements, planned, architected, and coded Android applications; managed projects for mobile applications on Android and iPhone platforms, websites, and admin panel.
• Automated project processes using Jenkins, git plugins, and Bitbucket for each commit.

• Analyzed requirements, planned, and coded Android and Blackberry applications while managing a team of developers, designers, and testing engineers throughout the software development cycle.
• Customized Google Maps using travelling salesman problem; developed multi-threaded chat application utilizing XMPP, Smack API, and SOAP webservices.