Data Engineer - ALA Private Ltd - Freelance Remote UK
(2026-01)
- Developed a Snowflake + dbt warehouse modelling patient, treatment and billing data from 6 sources into a dimensional star schema, cutting time-to-insight on readmission, length-of-stay and claim-approval metrics from days to near real-time self-service reporting
- Automated event-driven ingestion into Snowflake using Snowflake-native loading (COPY / Snowpipe), eliminating manual file movement and saving roughly 15 hours of manual effort per week
- Built a Snowpark Python data-quality framework of 12 automated checks (hard gates, threshold flags, warnings) validating files before downstream use, reducing data errors reaching stakeholders by 20%
- Orchestrated pass/fail file routing between S3 and Snowflake with automated email alerting, surfacing pipeline failures in minutes rather than days and cutting issue-detection time by 60%
- Diagnosed and resolved 7 critical pipeline bugs, stabilising the platform for production and reducing failed pipeline runs by 95%
Data Analyst - Independent Office for Police Conduct (IOPC)
(2024-10)
- Engineered SQL data-integration pipelines using stored procedures, triggers and scheduled jobs to consolidate and cleanse data from 3 source systems into a single governed dataset, replacing manual weekly updates with automated refreshes
- Built a self-refreshing Power BI reporting layer over the consolidated data with enforced data-governance and data-protection controls, giving stakeholders a single governed source across complaints, casework, KPI and workforce data in place of manually compiled spreadsheets
- Delivered a self-refreshing performance dashboard for the Customer Care Centre, giving the team operational visibility for the first time and improving efficiency by 15%
- Partnered with Director-level stakeholders to translate requirements into reusable automated reporting, replacing recurring manual reports and communicating technical detail to non-technical audiences
BI & Data Analyst - Pertemps Network Group
(2023-09 - 2024-10)
- Designed scalable Azure data pipelines automating end-to-end integration across multiple sources via Blob Storage and SQL stored procedures, reducing data processing time by 10%
- Automated scheduled report delivery and extracts with SSRS and SQL Server jobs, cutting reporting effort by 50%
- Built 10+ Power Automate pipelines automating cross-departmental data processes, reducing manual operational effort by 20–30%
- Designed reusable SQL and Power BI data models that standardised business metrics across teams, and administered dataset access controls enabling secure, auditable self-service reporting
Traffic Data Analyst - INRIX UK Limited
(2023-04 - 2023-06)
- Validated and quality-checked high-volume real-time traffic data feeds (1000s records/day) from multiple sources, ensuring reliability for downstream operational and geospatial data pipelines.
PL/SQL Developer - Tenet Computer & Communication Pvt Ltd
(2020-08 - 2021-01)
- Designed and optimised high-performance telecom databases and developed PL/SQL stored procedures, functions and triggers to automate batch data processing, improving query and batch performance by 20%
Performance & Data Analyst - Border Security Force
(2018-03 - 2019-12)
- Maintained and monitored production databases and servers and analysed large-scale datasets to surface strategic insights for senior leadership.
SQL Analyst - Selecom Technology
(2016-01 - 2017-12)
- Optimised and tuned client databases across multiple production environments, supporting data governance, audit functions and quality assurance
