NK

nivas kolla

Contact details — on requestProof of Work — on request

Experience

Infosys

System Engineer Trainee – Data Engineering & Analytics

Infosys · Oct 2025 – Jan 2026

Not yet confirmed
  • Designed and maintained enterprise-scale ETL pipelines using Python (Pandas, NumPy) and SQL, collecting and preprocessing large structured datasets across multiple reporting layers with consistent data quality.
  • Performed rigorous exploratory data analysis (EDA) on complex datasets, surfacing patterns, anomalies, and correlations to drive accurate, data-driven insights for cross-functional stakeholders.
  • Built and optimized data transformation and preprocessing workflows, reducing pipeline run-time by 20% and improving data accuracy for downstream analysis and machine learning tasks.
  • Implemented automated data ingestion and aggregation processes, eliminating manual workflows and delivering clean, analysis-ready datasets faster to business and data science teams.
  • Conducted data validation, anomaly detection, and reconciliation procedures, increasing reporting accuracy and reducing downstream data errors across analytical pipelines.
  • Collaborated with data scientists and business leaders to translate requirements into structured analytical outputs, supporting model training, feature engineering, and predictive analysis workflows.
  • Developed Power BI dashboards and KPI reporting frameworks, presenting findings and insights clearly to both technical and non-technical stakeholders.
  • Documented data workflows, transformation logic, and validation procedures to support team knowledge-sharing, audit compliance, and reproducibility of analytical processes.
YBI Foundation

Data Science & Engineering Intern

YBI Foundation · Jun 2024 – Jun 2024

Not yet confirmed
  • Collected and integrated structured datasets from multiple sources using Python and SQL pipelines, ensuring consistent data quality and integrity for downstream analysis and machine learning.
  • Performed exploratory data analysis (EDA) to identify patterns, correlations, and anomalies in datasets; built Power BI dashboards to communicate KPIs and insights to technical and non-technical stakeholders.
  • Automated data ingestion and preprocessing workflows, reducing manual processing overhead and improving pipeline reliability for recurring analytics tasks.
  • Assisted in deploying supervised predictive models, applying feature engineering and model evaluation techniques to support data-driven decision-making.
S

Marketing Data Intern

Shine Projects · May 2024 – Jun 2024

Not yet confirmed
  • Engineered SQL and Python-based data pipelines to collect, clean, and analyze customer behavior and campaign performance datasets, delivering actionable insights that improved targeting strategies.
  • Ensured data accuracy and consistency across KPI reporting dashboards by implementing structured validation and preprocessing procedures.
  • Collaborated with marketing and operations stakeholders to align analytical findings and pipeline outputs with broader business objectives.
Teachnook

Machine Learning Engineering Intern

Teachnook · Jan 2023 – Mar 2023

Not yet confirmed
  • Built and deployed supervised learning models (classification and regression), achieving a 15% improvement in prediction accuracy through rigorous data preprocessing, feature engineering, and hyperparameter tuning.
  • Developed end-to-end data preprocessing pipelines to collect, clean, and validate multi-source datasets, ensuring data integrity prior to model training and production deployment.
  • Monitored model performance post-deployment, visualizing metrics and presenting analytical outcomes to business stakeholders to support continuous improvement.

Skills 0 proven through work

Also works with

IT Service ManagementReliabilityStrategic PlanningAnalytical Report CreationReceiving and Incorporating FeedbackProject Status CommunicationTaking OwnershipAdaptabilityWork Planning and PrioritizationData-Driven RecommendationsTask AutomationAPI Performance OptimizationData ModelingBulk Data ProcessingData CollectionScalable System DesignLarge Dataset HandlingData Integrity ManagementData MonitoringDashboard UI DesignExploratory Data Analysis (EDA)Data LoadingBusiness Logic AnalysisData Unification and NormalizationTabular Data Cleaning & ValidationData TransformationData ExtractionETL Pipeline DevelopmentData EngineeringPython DevelopmentPostgreSQL Database UsageTeamworkFunctional TestingBug FixingProblem SolvingSDLC Process ApplicationDatabase ManagementCoding

Proof of Work

Proof of Work

nivas shares this with people who ask. You'll hear back either way.

Education

Bachelor of Technology, Computer Science

RMD Engineering College · 2021 — 2025

Contact details

Contact details

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