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A results-driven bioinformatician dedicated to turning complex genomic and multi-omics datasets into clear, impactful discoveries. I support academic groups, biotech teams, and pharmaceutical researchers by streamlining their analyses and helping them move faster toward meaningful scientific outcomes. With strong expertise in computational biology, Nextflow workflow development, and advanced data analytics, I provide end-to-end solutions, from raw data processing to comprehensive insights. My work equips teams with the precise genomic insights they need to push projects forward and achieve their professional and research objectives. Skills: Bioinformatics • Computational Biology • RNA-seq Analysis • Single-Cell RNA-seq (scRNA-seq) • GEO Data Retrieval • Data Curation • Metadata Integration • Gene Expression Profiling • Differential Expression • Immune Signature Scoring • Stress Gene Analysis • Cancer Immunology • Tumor Microenvironment Analysis • Predictive Biomarker Discovery • Logistic Regression • Cox Regression • Statistical Modeling • Seurat (R) • Scanpy (Python) • GEOquery • GEOparse • R Programming • Python Programming • Immune Cell Profiling • T-cell Exclusion Analysis • Bulk & Single-cell Integration • Reproducible Bioinformatics Pipelines • Linux / Command-line Workflows Comprehensive Expertise in Computational Genomics and Machine Learning Genomics Data Analysis: Extensive experience in processing and analyzing high-throughput genomics data, including RNA-Seq, microarrays, whole genome sequencing (WGS), and targeted sequencing. Skilled in differential expression and variant analysis using tools such as DESeq2, edgeR, and DEXSeq within the R/Bioconductor ecosystem. Reproducible Pipeline Development: Advanced proficiency in designing and executing Nextflow workflows, including nf-core Sarek, RNAseq, and differential abundance pipelines, ensuring scalability and reproducibility across complex analyses. Variant Detection and Annotation: Expertise in identifying and annotating germline and somatic variants through robust pipelines encompassing data preprocessing, variant calling, and downstream analysis from WGS and targeted sequencing datasets. Epigenomics Analysis: Skilled in DNA methylation analysis leveraging both microarray and NGS data. Proficient with Bioconductor tools such as minfi, limma, bumphunter, and bsseq for differential methylation and regional analysis. Long-Read Sequencing (ONT): Proficient in the analysis of Oxford Nanopore Technologies (ONT) data using tools like Guppy, Minimap2, Porechop, Nanopolish, and Medaka for basecalling, alignment, and variant polishing. Regulatory Genomics: Strong expertise in transcription factor binding and chromatin interaction analyses using ChIP-Seq and related datasets. Functional Enrichment and Pathway Analysis: Experienced in gene set enrichment and pathway integration analyses (e.g., GSEA, KEGG, Reactome) using R/Bioconductor and Python-based frameworks. Single-Cell and Multi-Omics Integration: Skilled in single-cell RNA-Seq and multi-omic data analysis using R-based pipelines, with integration of machine learning techniques for cell-type classification, dimensionality reduction, and trajectory inference. Machine Learning Implementation: Hands-on experience applying supervised and unsupervised learning methods—including clustering, PCA, random forests, support vector machines, and neural networks—for biological pattern recognition, disease prediction, and feature selection. Competent in developing and deploying ML models for omics data integration and biomarker discovery using Python (scikit-learn, TensorFlow, PyTorch) and R (caret, tidymodels). Programming and Data Visualization: Proficient in Python (Biopython, Pysam, NumPy, Pandas, scikit-learn, Altair, Matplotlib) and R for end-to-end data analysis and visualization. Experienced with Google Colab and Jupyter Notebooks for collaborative research and reproducible workflows. MATLAB Applications: Experienced in leveraging MATLAB for modeling biological systems and simulating genetic and population dynamics experiments. Computational Infrastructure: Extensive experience in Linux/Bash environments, containerization with Docker, and cloud computing platforms including AWS (SageMaker), Google Cloud, and HPC clusters. Reproducible Research and Collaboration: Adheres to computational best practices, including version control (Git/GitHub), dynamic documentation (RMarkdown, R Notebooks, Jupyter), and workflow management for traceable and reproducible research outputs. Project Management: Demonstrates a lean, agile, and quality-driven approach to project execution, ensuring timely delivery and stakeholder alignment. PMP-certified professional with proven leadership in interdisciplinary scientific projects.

Hello! I am a highly skilled Registered Nurse with expertise in telehealth, patient care, chronic disease management, and healthcare consulting. I provide top-notch remote nursing services, helping individuals and healthcare businesses improve patient outcomes through virtual consultations, patient education, and efficient health system management. 🔹 My Key Skills: ✅ Telehealth Consultations & Virtual Patient Assessments ✅ Chronic Disease Management (Diabetes, Heart Disease, Hypertension) ✅ Health Website & System Development Support ✅ Medical Data Analysis & Interpretation ✅ Remote Health Program Management & EHR Documentation ✅ Personalized Health Education & Counseling ✅ Care Coordination & Follow-up Support 💡 Services I Offer: 🔹 Remote patient assessments and virtual care 🔹 Support in developing health websites & healthcare systems 🔹 Managing remote health programs & medical data analysis 🔹 Medical documentation & compliance 🔹 Patient-centered health coaching to improve well-being 🚀 Let's work together to create a healthier future! Whether you're a healthcare startup, telemedicine platform, or individual in need of expert nursing services, I'm here to help. Contact me now for professional, reliable, and compassionate healthcare support!

Clinical Trial Physician | Grant-Winning Researcher| 25+ Publications | 100+ Citations | 100+ Top tier Editorial Manuscripts Reviewed I am Dr. MD Nahid Hassan Nishan, a physician, public health consultant, and clinical researcher specializing in epidemiology, healthcare data analysis, scientific writing, editorial review, and research project management. My experience includes supporting NIH- and WHO-funded clinical research, institutional public health projects, rural healthcare programmes, and international scientific publications. I have authored or co-authored 25+ peer-reviewed papers, received 100+ Google Scholar citations, and reviewed more than 100+ manuscripts for international journals. My research has appeared in respected journals, including Scientific Reports, BMC Public Health, PLOS ONE, PLOS Global Public Health, Journal of Global Health, Health Science Reports, Journal of Public Health Research, and Alexandria Engineering Journal. ☛ What I Deliver ➣ Medical Research and Scientific Writing • Original medical and public health manuscripts • Systematic, scoping, and narrative reviews • Research protocols, proposals, and questionnaires • Abstracts, literature reviews, discussions, and conclusions • Clinical reports, technical reports, and evidence summaries • Journal selection, cover letters, and submission documents • Responses to reviewers and comprehensive manuscript revisions • Journal-specific formatting and reference management ➣ Statistical Analysis and Data Management • Data cleaning, auditing, recoding, and documentation • Descriptive and inferential statistical analysis • Logistic, linear, Poisson, and multivariable regression • Reliability, validity, and diagnostic-accuracy analyses • Epidemiological, survey, and healthcare data analysis • Publication-ready tables, figures, and interpretation • Analysis using Stata, SPSS, Python, and Excel ➣ Clinical and Public Health Research • Research planning and protocol implementation • Clinical-trial documentation and ICH-GCP compliance • Participant assessment, treatment, referral, and safety reporting • Research monitoring and data-quality assurance • Training and supervision of research and field personnel • Institutional and stakeholder coordination • Rural health research and community outreach • Ethical-review and regulatory documentation ➣ Editorial and Publication Support I have reviewed 50+ manuscripts for international journals, including BMC Public Health, BMC Women’s Health, Reproductive Health, and Discover Public Health. ➣ My editorial evaluations cover: • Study design, sampling, and sample-size justification • Statistical accuracy and consistency • Reporting-guideline compliance • Interpretation and presentation of findings • Alignment among objectives, methods, results, and conclusions • Reviewer-response quality • Academic language and journal readiness ☛ Selected Achievements 🏆 Awarded a national research grant from the Bangladesh Medical Research Council as Co-Investigator for an eHealth research project. 📚 Published 25+ peer-reviewed papers, received 100+ Google Scholar citations, and reviewed 50+ international manuscripts. 🌍 Supported NIH- and WHO-funded clinical research involving protocol implementation, participant safety, adverse-event reporting, and ICH-GCP documentation. 🩺 Conducted clinical assessments for 1,000+ research participants and supported protocol-based treatment and referral for more than 500 cases. 👁️ Contributed to BMRC rural eye-health research involving 1,200+ patients across 18 rural unions. 🚀 Achieved Top 20 recognition in Bangladesh at the NASA Space Apps Challenge 2018. Professional Experience I have worked as a Study Physician at Projahnmo Research Foundation, Regional Scientific Officer at BMRC, Research Associate, grant-funded Co-Investigator, and independent research and editorial consultant. My experience covers the complete research lifecycle: from protocol development, team training, participant recruitment, and field implementation to data analysis, manuscript preparation, peer-review response, and publication. Why Clients Choose Me ✓ Physician-led understanding of clinical and public health research ✓ Demonstrated publication, citation, and peer-review record ✓ National research-grant and institutional project experience ✓ Strong statistical and data-management expertise ✓ Clinical-trial and ICH-GCP experience ✓ Rigorous editorial and methodological evaluation ✓ Clear communication and dependable delivery ✓ Confidential and ethical handling of research data Need expert research support? I deliver accurate, confidential, and publication-ready results, even under urgent deadlines.

I help you secure your applications, ensure compliance, and build AI-powered solutions that actually work in production. I’m a Cybersecurity Professional and Security Developer currently working at FieldCISO Advisory, where I handle cybersecurity compliance, develop internal security tools, build enterprise RAG (Retrieval-Augmented Generation) systems, and contribute to research and technical writing. I am AWS Certified and Anthropic Claude Certified (MCP Servers), combining cloud, security, and AI expertise to deliver reliable and scalable solutions for you. Here’s how I can help you: • Secure your web applications and APIs (vulnerability analysis, fixes, best practices) • Assist you with cybersecurity compliance (basic audits, guidance, documentation) • Build AI-powered systems for you (RAG pipelines, automation, intelligent workflows) • Develop backend solutions using Java and modern technologies • Create technical content (security blogs, documentation, research-based writing) I focus on practical, real-world solutions. If you're looking for someone who understands security, development, and clear communication, I’d be happy to help.

✨ Helping businesses deliver exceptional customer experiences, streamline operations, and build lasting client relationships. I bring a unique combination of healthcare expertise and customer success experience, allowing me to communicate effectively with clients, patients, customers, and stakeholders while maintaining accuracy, professionalism, and empathy. 🏆 Why Hire Me? ✅ 3+ Years in the Medical Field as a Licensed Radiologic Technologist ✅ 2+ Years in Customer Service & Customer Support ✅ 2+ Years as a Medical Virtual Assistant ✅ 2+ Years in Customer Onboarding & Client Success ✅ Experience in Lead Generation & Prospect Research ✅ Strong Communication & Relationship Management Skills ✅ Detail-Oriented, Reliable, and Results-Driven 💎 Services I Provide 🔹 Customer Success Management 🔹 Customer Onboarding & Retention 🔹 Customer Service & Technical Support 🔹 Medical Virtual Assistance 🔹 Lead Generation & Prospect List Building 🔹 Email & Chat Support 🔹 Patient Coordination & Administrative Support 🔹 Medical Documentation & Terminology Support 🔹 Canva Design & Administrative Tasks 🛠️ Tools & Platforms ✔ Zendesk ✔ Freshdesk ✔ Slack ✔ Linear ✔ Zoom ✔ Skype ✔ Google Workspace ✔ ChatGPT ✔ CRM & Ticketing Systems 🏥 Healthcare Expertise ✔ Medical Terminology ✔ Anatomy & Physiology ✔ X-Ray Imaging ✔ CT Scan ✔ MRI ✔ Ultrasound ✔ Nuclear Medicine ✔ Radiation Therapy 🌟 What Clients Can Expect ✔ Fast Response Time ✔ Professional Communication ✔ Attention to Detail ✔ Problem-Solving Mindset ✔ High-Quality Work ✔ Commitment to Client Satisfaction I don't just complete tasks—I help businesses create outstanding customer experiences, improve retention, and build strong relationships that drive long-term growth. 📩 Let's connect and discuss how I can support your business and contribute to your success.

I am a results-driven Operations Assistant, Lead Data Analyst, and US Registered Nurse (USRN) with a unique blend of clinical expertise, data intelligence, and operational strategy. I help healthcare and business organizations streamline processes, improve performance metrics, and make data-driven decisions that enhance efficiency and outcomes.