Rathan Raju

Rathan Raju

Senior Analytics Engineer
UK
Freelance Remote

About Me

Senior Analytics Engineer with over 8 years of experience designing data platforms, semantic models, Machine learning and AI solutions for enterprise businesses and capital programmes. I have led many cross- functional d…

Experience

Co-Founder and Principal Consultant

DataBert · United Kingdom (Remote)
Jul 2026 - Present · 4 months

<p>Co-founded a data consultancy offering service areas across Power BI, data engineering and analytics, and AI.</p>

Senior Data Analyst (Data Consultant)

TransPennine Route Upgrade · Manchester , England , United Kingdom (UK)
Apr 2024 - Present · 2 years 7 months

<p>Led the development of executive reporting packs and dashboards for programme board using Power BI, SQL, and Microsoft Fabric, which increased decision-making efficiency by 30%.</p><p> Consolidated over 12 BI dashboards into a unified reporting platform by building scalable ETL pipelines and a data warehouse, decreasing manual reporting work by 40% and increasing report usage across teams within the Alliance by allowing stakeholders to access reports and dashboards with three clicks.</p><p> Developed scalable AI-powered data agents within Microsoft Fabric which acts as a personalised GPT and built machine learning models to detect anomalies in schedule, planning (P6), and commercial data, enabling early risk identification using Python and SQL which assist senior leadership teams to take proactive actions, resulting in multi-million-pound cost savings and programme time savings.</p>

Senior Data Analyst (Data Consultant)

TSA Riley · Manchester, United Kingdom
Sep 2023 - Present · 3 years 2 months

<p>Lead of TSA’s Data Community of Practice, running frequent sessions with members on data topics.</p><p> Led the data reporting week of an early careers programme, delivering sessions on topics to graduates.</p>

Data Science Mentor

MentorCruise · United Kingdom (Remote)
Aug 2021 - Present · 5 years 3 months

<p>Mentored over 200+ professionals helping their career transitions and technical growth by offering tailored solutions and creating a roadmap using SMART approach.</p><p> Conducted mock interviews, project evaluations, and offered guidance on industry-related queries.</p>

Senior Data Analyst (Data Consultant)

Network Rail · Manchester , England , United Kingdom (UK)
Sep 2023 - Apr 2024 · 7 months

<p>Delivered end-to-end automated reporting solutions leveraging Power BI, Power Apps, and Azure to replace manual Excel-based processes at monthly meetings.</p><p> Designed and developed scalable data models, ETL pipelines, and dashboards to enhance operational visibility.</p><p> Managed stakeholder expectations, translating business needs into data driven solutions.</p>

Data Analyst (Data Lead)

Harwin · Portsmouth, United Kingdom
Feb 2023 - Sep 2023 · 7 months

<p>Implemented an Azure ETL data pipeline on Azure for financial forecasting, data modelling, issue solving, and trend analysis.</p><p> Collaborated with a cross-functional teams to evaluate, create, and execute IFS best practices to define business capability maps.</p><p> Aligned all processes and functions, resulting in 25% improvement in reporting efficiency.</p>

Data Scientist

CloudFM Group · Colchester, United Kingdom
Jul 2021 - Jan 2023 · 1 year 6 months

<p>Developed a statistical time-series Machine Learning model to improve contract package margins, optimising the revenue, and avoid overspending.</p><p> Structured disciplines within the business data for suppliers by 80% with Python matrix models and machine learning techniques.</p><p> Developed a cloud-based ELT architecture and optimised data model on Azure to support Tableau dashboards, resulting in 35% faster data refresh and sophisticated insights for senior stakeholders.</p><p> Led a team of data analysts to produce ad hoc analytical workstreams while mentoring and supporting their professional development.</p><p> Won CloudFM’s Best Performer award for FY 2021/22.</p>

Programmer Analyst

Cognizant · Bengaluru, India
Dec 2017 - Aug 2020 · 2 years 8 months

<p>Conducted complex data analysis to support management and customer requests, while developing and maintaining databases from intricate source data with regular system checks.</p><p> Built statistical models on large datasets that boosted online sales by up to 15% per product and reduced cart abandonment by 23% and presented insights to analysts to refine company strategies.</p>

Skills

Microsoft Fabric Data Flow Gen2 Data Pipelines Power Apps Power Automate Semantic Models Star Schema DAX Power BI Tableau SQL Python Machine Learning AI Agents SQL Server PostgreSQL MySQL Dataverse Azure ETL ELT Forecasting Anomaly Detection Data Preparation Clustering NLP Agile MoSCoW BigQuery Cloud Storage SMOTE Logistic Regression SVM GCP Microsoft Fabric Analytics Engineer Power BI Analyst Azure Data Engineer Lean Six Sigma
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