Krishan Arora
Software Engineer | 5+ Years Experience | Backend & Streaming Systems | Distributed Systems | Health Care | Supply Chain | AI | Data Engineering
- Role
- Senior Software Engineer Via Int at Zuellig Pharma
- Location
- New Delhi, DL, IN
- LinkedIn followers
- 500 followers
About Krishan Arora
Senior Software Engineer with 5+ years of experience designing and building scalable, distributed backend systems. Expertise in Distributed Systems, Ledger Technology, Scalability, Healthcare Traceability, Energy Supply, and Payment Systems, with hands-on experience delivering production-grade solutions at scale.I have worked extensively on backend engineering, data pipelines, and event-driven systems, including large-volume data processing, ledger extraction, cloud integration/migration, orchestration, disaster recovery, and building highly distributed, scalable platforms. My experience spans microservices, asynchronous processing, and high-availability systems, with a strong focus on reliability, performance, and long-term maintainability.I bring solid exposure to system design and architecture, working closely with product, business, and client stakeholders to translate requirements into end-to-end technical solutions. This includes preparing full-scale architectures, evaluating design trade-offs, and owning delivery in agile environments.Technical strengths include:1. Distributed systems & backend engineering2. System design, microservices, and REST APIs3. ETL pipelines & data integration (large-scale datasets (BigQuery, SAP HANA))4. Cloud & DevOps: Azure, AWS, GCP, Kubernetes, CI/CD, monitoring5. Blockchain & ledger-based platforms
Experience
Senior Software Engineer Via Int
Feb 2024 — Present · SG
Peer-to-Peer Connectivity for Pharma Ledger Association - Managed Blockchain Saas platform for Asia market. Cross-Border Scanning & Traceability - Implemented blockchain-based traceability for supply chain transparency across borders using MSD data matrixDisaster Recovery (DR) Implementation for Blockchain Network - Designed and deployed a DR strategy to ensure business continuity- Prepared all components to check for DRETL Development for Serialized Data Processing - Designed and implemented ETL pipelines for handling serialized data across multiple countries (VN & MY).Warehouse Order Receipt Integration - Integrated warehouse order receipts with the Zeus system using transfer and RTP master ETLETL Migration to Apache Airflow - Migrated existing ETL workflows to Airflow for improved scheduling and performance optimizationFlux Installation - Changed the BAF flux from 1.0 to 2.0Warehouse system Migration for multiple Markets - Onboarded Materials to etl (Onboarding SIT Materials into Master ETLs and verify data flow from SAP HANA→ Offchain - MT to ST Mapping - Scripts to migrate sql data from MT to ST table using Market flag - Blockchain enhancement in FC and ETL.Architecture & Impact• Consolidated multiple gateway service into a shared microservice architecture, reducing infrastructure cost andimproving scalability.• Delivered a blockchain interoperability solution deployed across 3 international markets.• Worked with AI team to implement an AI chatbot platform to handle customer queries, adopted by 13 markets.
Education
Ansal University Gurgaon
BTech - Bachelor of Technology, Computer Science
2016 — 2020
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