Professional Summary
Distinguished Software Engineer (DevSecOps) and NSF-funded PhD researcher with 10+ years developing secure, scalable distributed systems. Presidential and Woltosz Graduate Research Fellow leading CNCF-compliant Kubernetes operator security research. Expert in TypeScript, Rust, Java, AWS, OCI, AI/ML with proven technical leadership at Oracle, bKash (Alipay), HWW handling 10M+ concurrent users. Specializes in GenAI/RAG architectures, federated ML, and LLM deployment on HuggingFace infrastructure. World's 2nd highest AWS Solutions Architect scorer (97%) with 35+ certifications including AWS, Oracle Cloud (93.3%), ISC2, EC-Council CEH, CompTIA+, RedHat RHCSA, and PCI-DSS. Maintains 20+ top-ranked GitHub repositories (500+ stars) contributing to CNCF ecosystem with production-ready tools on PyPI/TestPyPI. Created enterprise solutions: operatorhub-scraper, ottpredictor, log4j vulnerability simulators, and GenAI frameworks. Conducted 100+ technical workshops globally. Discovered critical bugs leading to Oracle career opportunities: Cloud Console vulnerability (2021) and MySQL PaaS design flaws (2022). Designed enterprise architectures: X-Road compliant e-government platforms, PCI-DSS payment systems (600K/min transactions), fault-tolerant OTT platforms (10M+ users), and CloudNative modernization for Fortune 500s. Top 4% global cybersecurity ranking (TryHackMe), HackerRank Python score 2296.4/2300.
Technical Skills
Languages
TypeScript, Rust, Java, Python, Go, Haskell, JavaScript, Structured Query Language (SQL), Kusto Query Language (KQL), Bash, F*, Coq, OCaml
AI/ML & Research
PyTorch, TensorFlow, Generative Adversarial Networks (GANs), Retrieval Augmented Generation (RAG), Large Language Model (LLM) Training, Computer Vision, Time Series Analysis, Federated Machine Learning (ML), HuggingFace Transformers, Transformers Library, LangChain, LlamaIndex, Model Context Protocol (MCP) Servers, LM Studio, Google Vertex AI, Ollama, Anthropic Claude API, OpenAI API, Scikit-learn, XGBoost, LightGBM, MLflow, Weights & Biases (W&B), SMT Solvers
Databases & Storage
Oracle Database, Oracle Autonomous Database, DynamoDB, PostgreSQL, MySQL, Cassandra, CockroachDB, Redis Cluster, Vector Databases (Weaviate, LanceDB, Pinecone, Chroma), MongoDB, Neo4j Graph Database, Elasticsearch, InfluxDB, ScyllaDB, Amazon RDS Aurora, Oracle Exadata, Azure Data Explorer (Kusto), Azure Log Analytics
Cloud/DevOps
Amazon Web Services (AWS), Oracle Cloud Infrastructure (OCI), Azure DevSecOps, Kubernetes, Docker, Terraform, Ansible, Apache Kafka, Jenkins, GitLab CI/CD, GitHub Actions, Travis CI, Circle CI, EKS, AWS Batch HPC, EMR Spark, Fargate Serverless, ArgoCD GitOps, K8sGPT
Security & Analysis
Payment Card Industry Data Security Standard (PCI-DSS), Static Application Security Testing/Dynamic Application Security Testing (SAST/DAST), SonarQube Quality Gates, SAST/DAST Template Design, Dependency Vulnerability Scanning, Vulnerability Assessment, Supply Chain Security, Software Bill of Materials (SBOM), Kyverno Policy-as-Code, OPA Rego, Bandit Security Analysis, Forensic Analysis, Zero-Trust Architecture
Formal Methods
F* Functional Programming, Coq Proof Assistant, Satisfiability Modulo Theories (SMT) Solvers, Java Abstract Syntax Tree (AST) Parsing, Dependency Graph Analysis, Theorem Proving, NP-Complete Algorithm Design, Formal Verification Models
Full Stack & Arch.
Next.js, React.js, Express.js, Node.js, Vercel, Jest, Puppeteer, Middleware Design, Async/Non-blocking I/O, Database Design, API Architecture, Microservices, Event-driven Systems, GraphQL, REST APIs, ORDS RESTful APIs
Dev Frameworks
NPM/Yarn, Next.js, Java Helidon, Java Spring Boot, Java Micronaut, Maven, Gradle, AWS DevSecOps SDKs, Oracle Data Science SDKs, Oracle DevSecOps SDKs, Quarkus, Vert.x, Fastify, Vite, Webpack, ESBuild, TypeScript Compiler API, JUnit 5, Testcontainers
Python Dev
FastAPI, Django, Flask, Gunicorn, Uvicorn, Celery, Pydantic, Poetry, Pipenv, PyTest, Black, Flake8, mypy, Streamlit, Gradio, Jupyter Notebooks, IPython, Anaconda, Conda, Matplotlib, Seaborn, Plotly, Bokeh, Pandas, NumPy, SciPy
Data & Visualization
Algorithm Visualization, Technical Debt Detection, Code Quality Metrics, Team Dynamics Analysis, Interactive Learning Platforms, Real-time Metrics, Performance Analysis, Apache Spark, Data Pipeline Orchestration
Infrastructure & Simulation
Multi-Cloud Hybrid Architectures, Edge Federated Learning, Container Orchestration, Kubernetes Operators, Minecraft Server Architecture, Gaming Platform Design, OTT Platform Scaling, Live Streaming Infrastructure, Content Delivery Networks (CDN), Load Balancing
Serverless & Operator
AWS Lambda, Azure Functions, Oracle Functions, Serverless Framework, AWS SAM, Terraform CDK, Kubernetes Operator SDK, Kubebuilder, KUDO, Helm Charts, Kustomize, Operator Lifecycle Manager (OLM), Custom Resource Definitions (CRDs), Controller Runtime
Key Architecture Designed
AI Agent Orchestration
Enhanced AutoGen RAG System: Dynamic agent creation with 5 collaboration patterns (sequential, parallel, hierarchical, consensus, specialist_review), dual database integration (PostgreSQL + MySQL), hardware acceleration (GPU/MPS/CPU), multi-level caching with Redis
AI-Powered Upselling
Complete suite from CLI to enterprise web application: 5 hybrid ML algorithms (FP-Growth, Matrix Factorization, Neural CF, PageRank Networks), real-time processing (<50ms), A/B testing framework, analytics dashboard, REST API with BI metrics
Real-time AI Assistant
Enhanced AI Podcast Assistant: real-time transcription via OpenAI Whisper, speaker diarization with Pyannote (8 speakers), contextual question generation, fact-checking with Wikipedia, Slack integration, Apple Silicon M3 MPS optimization
GenAI Infrastructure
8-template LLM deployment playground: SageMaker pipelines, EKS Kubernetes, AWS Batch HPC, EMR Spark, Fargate Serverless, ParallelCluster, Hybrid Multi-Cloud, Edge Federated Learning with real-time metrics and cost breakdowns
Payment Systems
PCI-DSS compliant payment gateway for bKash: VISA/MasterCard/AMEX integration, multi-phase transaction validation, secure data flow with wallet platform
Cloud Infrastructure
Multi-region fault-tolerant OCI architecture: Kubernetes clusters, cache eviction policies, horizontal pod autoscaling, MySQL HA cluster with observability stack
Live Streaming Infrastructure
High-concurrency OTT platform: Kubernetes with Ampere instances, CDN integration, real-time analytics with Apache Kafka streaming for 10M+ users
Enterprise Solutions
CloudNative modernization framework for National Portal (30,000 websites): JSON Duality Views, ORDS RESTful APIs, Oracle Autonomous Database, serverless functions, blockchain identity verification, IaC deployment with X-Road interoperability
Digital Banking/MFS
Secure Digital Banking/MFS Cloud Native Model for bKash: studying Monzo, NuBank, Revolut, Chime, Ally Bank, Starling Bank, N26 architectures to develop distributed architecture with enhanced security and scalability
E-Government
X-Road compliant digital government architecture: citizen portal, information mediator, federated identity registry, blockchain document verification, departmental solutions (Estonia model) for national-scale transformation
Research Publications & Impact
2025 (In Preparation)
Arafat, J.; et al. "Dependency Vulnerability Propagation in Kubernetes Operator Supply Chain: A CNCF-Compliant Security Framework" ICSE 2027 (In Preparation)
2025 (arXiv)
Arafat, J.; et al. "Enhanced Deep Convolutional Generative Adversarial Network (GAN) for Computer Vision: A Community-Deployable PyPI Framework" arXiv 2027 (In Preparation)
2024
Arafat, J.; Shazibul Islam Shamim, Hanyang Hu, Arpan Srivastava, Muhammad Ali Babar, Akond Rahman. "A Vision of Seamless Quality Assurance for Kubernetes-based Container Orchestration" ACM TOSEM - Transactions on Software Engineering and Methodology, 2024, 33.7 (accepted)
2019
Arafat, J.; Chowdury, Md Abdul Malek; Bidhu, Mysha Nishat; Faruqui, Tazkia Binty. "A Unified Identity Management Service Structure Based on LDAP and Kerberos for Organization with .bd Domain" IOSR Journal of Computer Engineering, 2019, 21(2):59-70
2019
Arafat, J.; Chowdury, Md Abdul Malek; Faruque, Tazkia Binty. "A Light Weight Cryptography (LWC) for Small Scale Data in IoT Devices" International Journal of Computer Applications, 182(49):29-35
2013
Arafat, J.; Habib, M. A.; Hossain, R. "Analyzing public emotion and predicting stock market using social media" American Journal of Engineering Research, 2013, v2(9), p265-275
2013
Arafat, J.; Halimu, C.; Habib, M. A.; Hossain, R. "Emotion detection and event prediction system" Global Journal of Computer Science and Technology Network, Web & Security, 2013, v13 p13
2013
Arafat, J.; Habib, M. A. "Recapitulating the development initiatives of a robust information security safeguard: RITSB-the proposed solution" IOSR Journal of Computer Engineering, Volume 15, Issue 2, p30-34
2013
Arafat, J.; Habib, M. A.; Clement, C. K. "Situated Cognition & Culture of Learning to Re-Conceptualize the Teaching-Learning Paradigm in the Field of Engineering and Technology in Bangladesh" IOSR Journal of Research & Method in Education, 2013, v3, p20-27
2012-2013
Arafat, J.; Halimu, C. "Emergence of Robust Information Security Management Structure around the world wide Islamic Institutions: A Multifaceted Security Solution" International Journal of Strengthening the Role of ICT in Development, 2011, p393
2012
Arafat, J.; Daiyan, G. M.; Waliullah, M. "Emergence of Robust Information Security Management Structure around the world wide Higher Education Institutions: a Multifaceted Security Solution" International Journal of Computer Science Issues (IJCSI), 9(4), 206
2012
Waliullah, M.; Arafat, J.; Daiyan, G. M. "Information Technology Security, Strategies and Practices in Higher Education: A Literature Review" Journal of Computing Press, 2012, p138-144
2008-2009
Faruquzzaman, A. B. M.; Paiker, N. R.; Arafat, J.; Karim, Z.; Ali, M. A. "Object segmentation based on split and merge algorithm" IEEE TENCON 2008 Region 10 Conference; Faruquzzaman, A. B. M.; Paiker, N. R.; Arafat, J.; Ali, M. A. "Robust object segmentation using split-and-merge" International Journal of Signal and Imaging Systems Engineering, 2009, 2(1), 70
2008
Faruquzzaman, A. B. M.; Paiker, N. R.; Arafat, J.; Ali, M. A.; Sorwar, G. "Literature on image segmentation based on split-and-merge techniques" Proceedings of 5th International Conference on Information Technology and Applications, ICITA 2008, p120-125
2008
Faruquzzaman, A. B. M.; Paiker, N. R.; Arafat, J.; Ali, M. A. "A survey report on image segmentation based on split and merge algorithm" IETECH Journal of Advanced Computations, 2(2), 86-101
Research Impact
NSF-funded CNCF K8s operator security framework (TestPyPI: operatorhub-scraper), Enhanced DCGAN PyPI package deployed globally, 500+ GitHub stars across 20+ repositories,
Program Committee Member EASE 2025 (Emerging Results track), production-ready tools serving enterprise and research communities worldwide, 15+ peer-reviewed publications spanning computer vision, cybersecurity, social media analytics, and cloud-native systems
Certifications & Recognition
Cloud Architecture
AWS Solutions Architect Professional (97% - 2nd globally), Oracle Cloud Architect Professional (93.3%), Oracle Cloud Infrastructure Architect Associate, Oracle Cloud Operations Associate, Oracle Developer Associate
Security & Compliance
ISC2 Certified in Cybersecurity (CC), EC-Council CEH v11, IBM Cybersecurity Analyst Professional, SISA PCI-DSS Implementer (CPISI - 86%), Cisco Network Academy Cybersecurity Pathway, Fortinet NSE 1, Oracle Cloud Security Associate
Cloud Specializations
Oracle Autonomous Database Specialist, Oracle Machine Learning Specialist, Oracle Database Migration Specialist, Oracle Application Integration Specialist, AWS Block Storage Specialized, Alibaba Cloud DevOps/ML/Computing Specialty
Development & DevOps
Next.js Full-Stack Development (LinkedIn 2025), Node.js Web Servers & Deployment (LinkedIn 2024), Java Spring Boot Microservices, Advanced Java Programming, Functional Programming with Java, Kubernetes Challenges (KodeKloud), GitOps Foundation (Linux Foundation)
Enterprise & Management
Harvard ManageMentor Coaching Certification, IBM Enterprise Design Thinking (Practitioner & Co-Creator), Agile with Atlassian Jira, Scrum Foundation Professional (SFPC), ISO/IEC 27001 Information Security Associate, ISO/IEC 20000 IT Service Management
DevSecOps & Infrastructure
Chef Principles Certification, RedHat RHCSA, CSI Linux Bash/Python Scripting, OPSWAT Security Associate (Email, Endpoint, Network, Web-Traffic), Adobe Certified Magento Commerce Developer
Current Studies (2025)
Azure Solutions Architect Expert (AZ-305) - In Progress, HuggingFace AI Courses: LLM Course, Model Context Protocol (MCP), AI Agents, Deep Reinforcement Learning, Computer Vision, Audio Transformers, Diffusion Models, ML for Games, ML for 3D
Professional Rankings
TryHackMe Top 4% Global Cybersecurity, HackerRank Python Algorithms (2296.4/2300), AWS SA Professional 2nd Highest Score Worldwide (97%)
Awards & Fellowships
NSF Presidential Graduate Research Fellowship (Top Distinction), Woltosz Graduate Research Fellowship, Oracle Executive Recognition for Critical Security Research