Niloy Biswas

10 Minute School | Dhaka, Bangladesh

Specialist - Business Intelligence Analyst (Full-time)

• Engineering on TenTen, 10 Minute School's integrated AI study partner: early R&D, RAG over curriculum content, Bangla LLM behaviour, intent routing, and product analytics.
• Built multi-model AI agents applying RAG with reranking and hybrid vector search, using LangGraph, n8n, and Dify to operationalize LLMs like ChatGPT, Gemini, and open-source models from Hugging Face.
• Developed a custom Python-based ETL pipeline to seamlessly extract, transform, and migrate data from MongoDB and PostgreSQL into BigQuery, resolving previous integration limitations encountered with Airbyte.

Sr. Business Intelligence Analyst (Full-time)

• Managed data structure, strategy, and insights delivery for the USAID-funded Higher Secondary Education Project (HSEP) in collaboration with Chemonics International and Florida State University, facilitating data-driven decisions to enhance education quality and digital integration across 3,000 colleges, covering 99% of colleges in Bangladesh.
• Played a key role in the successful Pre-Series A funding round, raising $5.5 million, by coordinating comprehensive due diligence with KPMG, one of the Big Four accounting firms. It is the highest seed-stage funding ever secured by a Bangladeshi startup, as of 2023.
• Led a Lead Scoring project that increased revenue by 75% in 6 months ($340K), driving sales through a combination of RFM and behavior-based scoring.
• Collaborating with the product development team to create dynamic products that improve subscriber, retention, and product repurchase rates.
• Awarded "Best Performer" for the July to December 2022 term, recognizing exceptional dedication and contributions to the team at 10MS.

Business Intelligence Analyst (Full-time)

• Conducted process automation and query optimization using GCP, reducing data processing times by 40% and lowering costs by 70%.
• Analyzed and identified reasons for failed transactions, leading to a remarkable reduction of 76% in monthly failed transactions (from 55,000 to 13,000), resulting in a substantial decrease in lost revenue by 61%, from $65.33 million to $25.17 million.
• Implementing Data cleansing, Feature Analysis, and Generate reports from multiple Databases.
• Process Automation throughout data extracted from different systems and databases.
• Supporting initiatives for data integrity and normalization.
• Customer Lifecycle Management Strategy Development for Ed-Tech Platform.
• A/B testing & Hypothesis testing.
• Assisting strategic business unit.

Tools & Technology used - Python, Google BigQuery, SQL, Google Data Studio, Airbyte

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SheSTEM | Dhaka, Bangladesh (Remote)

Instructor - Python for AI & Machine Learning (Contract)

Delivered hands-on instruction in Python for data analysis and introductory machine learning to contribute to SheSTEM’s mission of empowering female STEM graduates.

• Taught Python for data analysis and introductory ML through hands-on labs.
• Guided participants to build an end-to-end ML project (data prep → modeling → evaluation).
• Advanced SheSTEM’s mission of Empowering Female STEM Graduates, collaborating with SheSTEM and partner orgs on curriculum and assessments.

Human Development Network Bangladesh (HDNB) | Dhaka, Bangladesh (Remote)

Instructor - Data Analytics (Contract)

I was an instructor for the Data Analytics Bootcamp, where I taught SQL to aspiring data professionals. My sessions cover a comprehensive range of topics including:

• Introduction to Databases and SQL.
• Database types: OLTP, OLAP, Relational, Non-relational.
• SQL queries from basic to intermediate.
• Advanced SQL techniques: subqueries, views, window functions, partitioning & clustering.
• SQL performance optimization and tuning.
• Creating and managing live dashboards.

I am dedicated to transforming education and empowering individuals to reach their full potential. My goal is to ensure that participants not only understand the theoretical aspects of SQL but also gain hands-on experience to tackle real-world data challenges.

Looking forward to guiding the next generation of data professionals!

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Sheba Platform Limited | Dhaka, Bangladesh

Jr. Data Analyst (Full-time)

Data Science, Analytics & Insights (DSAI) R&D team.

• Exploratory Data Analysis, Automated Reports and Dashboards development using SQL & Python.
• Process Automation throughout data extracted from different systems and databases.
• Predictive analytics and implementation throughout the SaaS and E-Commerce systems.
• In-App Event Tracking, Funnel, Journey & App-Based Product Performance Analysis.
• Customer Lifecycle Management Strategy Development for SaaS and E-Commerce Platform.
• Business KPI-Centric Strategic Planning & Process-flow Development and Piloting.
• Assisting strategic business unit.

Tools & Technology used - Python, AWS, SQL, Metabase, Amplitude, Firebase, Play Console, Grafana

Data Analyst Trainee (Full-time)

• Data Science, Analytics & Insights (DSAI)

Software Engineering (SWE)

Daffodil International University (DIU) (Dhaka, Bangladesh)

• B.Sc. in Software Engineering. CGPA: 3.7/4

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Machine Learning-Based Model to Predict Heart Disease in Early Stage Employing Different Feature Selection Techniques.

Hindawi Publishing Corporation (May 2, 2023)

• Used six well-known machine learning algorithm and find the best accuracy among them.

Citation:

                                                
    Biswas, N. et al. (2023) “Machine learning-based model to predict heart disease in early stage employing different feature selection techniques,” BioMed Research International, 2023, pp. 1–15. 
    Available at: https://doi.org/10.1155/2023/6864343.
                                            

• Winner – 10 Minute School Internal Hackathon: developed an innovative idea in a competitive setting, securing 1st place among 7 teams.
• Guest Speaker at SheSTEM Co-Design Session: Provided expert insights on emerging data science trends and essential skills at the Data Science & Analytics career track co-design workshop, organized by SheSTEM and KUET Business and Entrepreneurship Club.
• Recognized as Top Performer at 10 Minute School in Q3 and Q4 of 2022.
• Achieved Worldwide Rank 1 in SQL problem-solving on HackerRank.
• Secured 5^th position in the DIU Intra University Programming Contest.
• Key organizer and academics of the National High School Programming Contest (NHSPC).
• Solved over 200 problems across various platforms including HackerRank, Leetcode, and URI Online Judge.