Data Engineer/Analytics

Senior Data Engineer

Md Nazmul Hasan Cell: 858-***-****

San Diego, CA Email: ******.*******@*****.***

linkedin.com/in/nazmul-hasan-usask/

Highlights of Experience/Qualifications:

• 10+ years of experience as Data/SW Engineer, Data Scientist & Analytics with SW Development, SaaS-based data applications, Data Pipelines, Data Integrity Solutions for Clinical data, Medication Management System

(MMS) in Healthcare, HCM/HRIS, Benefits; Trends & user behavior analysis of Twitter, YouTube, online content.

• Data-driven Research, Large-scale Data Collection & Analysis, Data Modeling, Visualization, Predictive Analysis.

• Broad range of SW, Tools & Application development skills in Python, SQL, Cloud-based tools.

• Proven track record of working on challenging tasks under pressure and delivering results with great success.

• Demonstrated Leadership skills as Mentor, Technical Trainer; also held key positions at multiple organizations.

• Excellent Team Player - collaborated with R&D, Client and multiple functional teams.

• Certifications: Python in Data Science, Advanced SQL, Data Structure & Algorithm. Technical Skills:

- Python (Pandas, NumPy, Matplotlib), Java, C# - ETL, Data Modeling, Data wrangling, Data curation

- SQL, MS SQL, PL/SQL, Oracle, NoSQL - Data and Business Intelligence, Visualization

- REST API, Linux, JSON, XML, XSLT - Data Pipelines, Data Integration & Loading

- Tableau, Power BI, PowerShell - ML, Predictive Analysis, Data Analysis

- Bioinformatics, API integration, PowerShell - HL7, HealthCare, HCM, Financial, Data

- CI/CD, Kafka, Airflow, ADF, Snowflake, Azure - Salesforce, JIRA, GitHub, Agile Education/Relevant Experience:

• MS - Computer Science, University of Saskatchewan, Canada – 2014 Teaching Assistant: University of Saskatchewan, Canada, 2011 to 2014

• BS - Computer Science & IT, Islamic University of Technology (IUT), Bangladesh – 2008 Lecturer: Stamford University Bangladesh, 2011 to 2013 Visiting Faculty: Islamic University of Technology (IUT), Bangladesh, 2010 to 2011

• Financial Advisor (casual)– World Financial group, Canada, 2019-2021

• Financial Advisor (casual)– Great way Financial, Canada, 2021-2022 Professional Experience

Becton, Dickinson and Company (BD), San Diego, CA Nov 2022 to Feb 2025 Sr. Software Development Engineer, Health Sight Connectivity, MMS

• Developed and supported advanced data integrity and application solutions for clinical data, medication management system (MMS), and knowledge portal; also, served as Service Matter Expert.

• Investigated clinical data (Micro Lab, General Lab, ADT, Surgical, Pharmacy), checked Data Pipeline and ETL

(extract, transfer and load) steps, compared data across production and archive databases.

• Performed review of HL7 raw data for identifying data issue; significantly contributed data correction by 80%.

• Developed custom scripts for ETL investigations, data cleansing, report generation.

• Created & managed technical knowledge database for recurring issues; reduced technical support queries by 35%.

• Performed debug on codebase and troubleshooting of clinical data integrity & resolved complex application issues.

• Handled Inventory Optimization, Diversion Management, and Knowledge Portal issues, crafted solutions; closely worked with R&D and cross-functional teams for fixes. Vibe HCM Inc., Austin, TX / Saskatoon, SK, Canada July 2020 to Apr 2022 Software Engineer, Software Integration and Interface Team

• Developed, maintained and optimized software integrations and interfaces for HR Management Software while ensuring seamless data exchange, system interoperability and enhanced user experience.

• Designed and configured data feeds and APIs for various transactions including New Hire, Terminations, Pay changes, Promotion/Transfer, Banking, etc. for external systems like ADP, SaaShr, VibePay, Empower.

• Prepared robust data pipelines including ETL between clients and their third-party benefits and payroll providers.

• Mentored a team of 4 developers with technical guidance for code development that improved productivity by 60%.

• Prepared procedures, custom views, functions and reports to meet client needs for generating different custom reports, daily/weekly data feeds; helped reduction of overall development time by 50%. Vibe HCM Inc., Saskatoon, SK, Canada Oct 2017 to July 2020 SW Solutions Architect, Benefits Implementation Team

• Design lead and implemented SW solutions with client-focused product features for benefits administration

• Automated setup of Benefits modules (Medical, Dental, Vision, FSA, HAS, Disabilities, Critical illness, Life Insurance etc.) for USA organizations which significantly reduced onboarding time from 3 hrs. to 20 min.

• Served 3 years as Core Member for Open Enrollment, trained developers, support team & business analysts.

• Performed data refresh, mapping and loading into HCM system from external systems using ETL processes.

• Identified QA and Client testing issues during verification phase; addressed post-production soft landing issues. Cfactor Works, Saskatoon, SK, Canada Oct 2014 to Oct 2017 Software Developer/Analyst, Client Support and Success Team

• Contributed to uploading client data for newly configured HCM client and solving various production issues.

• Investigated and identified software bugs and provided permanent solutions to data and configuration issues.

• Prepared scripts and generated custom reports as per client requirements.

• Mentored new SW developers and provided training on coding and debugging. University of Saskatoon, SK, Canada Sep 2011 to Jun 2014 Research & Teaching Assistant

• Conducted data-driven research, large-scale data collection and analysis; provided guidance to students.

• Developed SW and Tools to crawl, clean & visualize data from Twitter, YouTube; identified trends & user behavior.

• Designed parsers and analyzers for efficient processing of online content; improved efficiency by 50%.

• Streamlined data pipeline processes utilizing ETL, enhanced reporting & analytics to gain business insights.

• Implemented a decision support system to predict online news site popularity, leveraging real-time data analysis and predictive modeling.

Leadership Skill:

• Vice Chair, IEEE Computer Society San Diego Chapter 2024

• Election Commissioner, Bangladesh Students’ Association of University of Saskatchewan (BSAUS) 2016 – 2017

• Vice President, Bangladesh Students’ Association of University of Saskatchewan (BSAUS) 2013 – 2014

• Vice President Social, Computer Science Graduate Course Council (CSGCC), USASK 2012 – 2013

• Vice President, Finance & Budget, Bangladesh Community Association of Saskatchewan (BCAS) 2014 – 2017

• Secretary, Sports and Entertainment, BCAS 2012 – 2014 Projects:

• 2025 - Established data pipeline to automate live weather data transfer via ETL to Cloud database (Python, Pandas, Airflow, SQL, Kafka, AWS)

• 2025 - Message processing system with APIs to create/retrieve messages (FastAPI, Kafka, PostgreSQL, Docker)

• 2025 - Prepared a DNA toolkit to automate several bioinformatics tasks

• 2022 - Built a Machine Learning model to predict people’s music preference (Python, Pandas, sklearn)

• 2014 - Web-based decision support system for assisting news agencies (Python, Pandas, Matplotlib, ML)

• 2012 - Analyzing and characterizing the YouTube and Yahoo data (Python, YouTube API, Yahoo API)

• 2012 - Simulating Peer-to-Peer Network and several policies to improve VOD server efficiency (C++)

• 2008 - Drag Store Management System (Oracle, Oracle Form, Oracle report builder)

• 2007 - Online Shopping Cart (Windows, PHP/MySQL) Thesis:

Thesis title (MS) – Online Content Popularity in the Twitter verse: A Case Study of Online News (Tools: Python, Panda, Matplotlib, Numpy, Linux, Twitter APIs)

Thesis title (BS) – Time specific Mobility based resource reservation scheme in wireless network (Tools: Java, Oracle Express, Oracle Report Builder)

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