Abdullah

Senior Software Engineer · Remote

• B2B organization platform: Built seat management, role-based workspaces, bulk onboarding, shared credit pools, and plan-level usage analytics for sales-led campaigns and institutional pilots

  TypeScript · Node.js · PostgreSQL · Redis

• Veritus Search API: Led unified scientific-search REST APIs with API-key authentication, rate limiting, credit metering, asynchronous jobs, callbacks, and multi-source enrichment

  REST APIs · Authentication · Async jobs · Rate limiting

• Search infrastructure migration: Delivered a zero-downtime, zero-data-loss migration from AWS OpenSearch Service to a highly available self-managed cluster on Azure

  OpenSearch · Azure · Ansible · Prometheus · Grafana

• Large-scale scholarly data: Designed ingestion, enrichment, reindexing, and backfill pipelines for 200M+ scholarly records and 3TB+ of search data

  Python · OpenSearch · Data pipelines · Semantic retrieval

• AI-assisted research workflows: Built citation-aware RAG, semantic retrieval, reranking, vector embeddings, document processing, and multilingual research experiences

  RAG · Embeddings · Reranking · Document processing

Software Engineer · Hyderabad, Telangana

• Location-based platform: Developed REST APIs for a location-based news feed using OpenMaps and reverse geolocation services

  NestJS · Express · MongoDB · REST APIs

• Scalability and observability: Implemented Redis caching, Prometheus and Grafana monitoring, and ELK-based log management

  Redis · Prometheus · Grafana · ELK Stack

• Distributed database architecture: Set up self-managed MongoDB sharding and replication for posts generated across locations throughout India

  MongoDB · Sharding · Replication · Linux

• Technical leadership: Managed a cross-functional backend and frontend team spanning mobile and web platforms

  Team leadership · Backend · Frontend · Mobile

Program Lead Instructor / Product Developer · Remote

• Full-stack and cloud instruction: Lead international students through MERN development, front-end and backend fundamentals, and scalable deployment on AWS and GCP

  MERN · AWS · GCP · Curriculum development

Software Engineer Intern · Remote

• Microfinance operations platform: Developed REST APIs and CRM workflows for member management, loan processing, branch hierarchies, and local-shop financing

  Express · MongoDB · REST APIs · CRM

• Financial reporting: Engineered loan-health calculations, balance sheets, profit-and-loss statements, reconciliation, cash flow, and day-to-day bookkeeping

  Financial systems · Reporting · Data modeling