experiences | Sajeeb Das

Sept 2025 – Present

Designed and maintained SQL-based validation pipelines for the RCM Rules Engine, ensuring accurate claim adjudication across multiple healthcare systems.
Developed Python scripts to automate rule audits and exception handling, reducing manual review time by 40%.
Built internal analytics tools and dashboards to monitor rule coverage, error rates, and performance metrics using Python and SQL.
Optimized query performance and schema design for large-scale EHR and claims data, improving rule execution speed and data consistency.
Collaborated with engineering teams to test, debug, and deploy new RCM rule logic into production workflows.

2023

Enhanced power measurement accuracy for SNPE and QNN SDKs, leading to a 30% reduction in energy consumption for ML models.
Developed a robust algorithm to measure and visualize Inference/watt for ML models, increasing analysis efficiency by 40%.
Identified and resolved critical bugs, improving overall system reliability by 25%.
Authored comprehensive documentation that improved team efficiency by 20% and reduced onboarding time for new hires by 50%.

2023 - 2024

Collaborated with Prof. Tapas Kumar Mishra on advancing machine translation for low-resource Indic languages.
Integrated linguistic features (POS tagging, NER, lemmatization) into Transformer models, improving translation quality by 35%.
Trained models using OpenNMT-py on the Samanantar dataset to achieve state-of-the-art results.

2021 - 2023

Taught C programming to students from 2nd to 10th grade, making coding accessible and enjoyable for young learners.
Fostered a strong foundation in coding principles and problem-solving skills, igniting a passion for technology.
Volunteered time and knowledge to create a supportive learning environment for the next generation of programmers.