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Senior data engineer specializing in financial data infrastructure, large-scale pipeline architecture, and cloud data systems on AWS/GCP/Snowflake. I build and fix data pipelines that handle real stakes — regulatory reporting, trading infrastructure, high-volume financial data — and I have a track record of measurable improvements: full data loads from 3 weeks to 6 hours, ingest times from 45 minutes to 3, query runtimes improved 500%. Recent work: 🏦 Lead data engineer at MSRB (US federal regulator, $4T municipal bond market): 30 ETL pipelines supporting $9B+ in daily trades, pricing data availability increased 800% across 2.7M securities 📦 Data infrastructure at Trafigura: serverless pipelines processing ~500GB of multi-domain financial, industrial, and geopolitical data 📑 Greenfield SEC filing pipeline: 20 years of filings across 4,000+ companies, structured for LLM querying ⚙️ DataPraxis: container-based ingestion platform (GCE/Docker/Kubernetes) reducing ingest time from 45 minutes to 3 🌍 Catalist: Productionizing machine learning models at 1,000,000x scale and implemented Cloudera colocation -> BigQuery transtion MS Applied Mathematics & Statistics, Johns Hopkins University.
I'm a Senior Software Engineer and Solutions Architect with 11+ years of experience using technologies such as Java, Python, and JavaScript. I led the delivery of a retail banking engagement platform for a tier-1 bank, which drove 90% transaction growth and supported 10M+ daily transactions. I've also crafted solutions for industries such as fintech, payments, and capital markets. I continually expand my skill set to deliver reliable, high-performance systems at scale.
Software consultant having worked as Engineering Manager and Lead Software Engineer in Javascript, Python and Elixir with over 12 years of experience demonstrating versatility and team leadership in diverse business domains from startups to big-tech. I run a software consulting and development firm where we take care of the entire product engineering lifecycle for you. With a background in structured, procedural and functional programming, implementing software architecture using principles such as Context Mapping, Domain Driven Design and C4 architecture to enhance system scalability and maintainability for enterprise application development, distributed systems, data processing & analytics, having steered multiple crossfunctional projects with autonomous teams of varying sizes to achieve OKRs, process optimisation and increased operational excellence. Experienced in data analytics, software development, using ETL tools such as fivetran, airflow, integromat. We are software engineers, product leads and consultants who have worked in a range of tech companies ranging from startups to bigtech like Klarna Bank, HCLTech, Google, L&T Infotech, Momox. We understand product development and have managed teams of different sizes with over 10 years of experience in various verticals such as Ecommerce, ERP, Fintech, FashionTech, Health & Wellness.
Expert in Gen AI, LLM, Chatbots, Java, Go, Android, OS, Shell scripting, AWS, Spring Boot, JavaScript, TypeScript, NodeJS. I have worked with Java, built microservices using spring boot. I have experience in building services using NodeJs, typescript. I have developed chatbots using **LLM and retrieval augmented generations.** I am also a mentor, I like the process of mentoring, as both mentor and mentee learn in the process, through mentoring, I accelerate my learning because there is always something that you learn or re-learn during mentoring.
Hey there! I'm Owais Jamil and I’m a software engineer with roots in New England and Austin, TX. Right now I’m enrolled as a master’s candidate at the University of Texas, most recently worked as a senior backend engineer at Edlink. I have experience working on mobile and web apps, and have tutored and taught others in the past.
Hello I have been working in the market for the past 10 years. in the field of Database, SQL, Oracle, SQL Server, MySQL, NOSQL,DWH,ETL ,reporting and BI tools. Have knowledge of multiples domain areas such as Finance & banking ,Telecom, health care, Tax & Legal and FMCG
I have experience in research, data science, and machine learning. I have worked on projects related to deep learning, renewable energy, and dynamic discount algorithms. My education includes a PhD in Mathematical Modelling and a MicroMasters in Statistics and Data Science.
Software Engineer with 10 years of experience in Online Mentoring. My Database and SQL expertise include Conceptual and Logical designs (ERD &EER), Normalization, Relational Schemas, Complex queries, CTE, Stored Procedures, Functions, Cursors, Indexing, Optimization) I also mentor in Python Programming (3x) , Java (Version 8), MS Access (2020 and lower versions), Tableau (Visualizations) and C/C++. *** Full refund if the issue was not resolved ***
I am an expert Data Engineer having 10 years of experience with exposure on in-house, hybrid & AWS, GCP cloud services. I hold **Data Architect Nanodegree from Udacity**. My Primary skills include - - Languages - Python, PHP, Ruby, Javascript, HTML, CSS - Packages - PySpark, Pandas, Numpy, Flask, Jquery, Bokeh - Tools - Spark, Hadoop, Hive, Mysql, Postgres, Airflow - File Formats - json, csv, txt, Parquet - GCP - Cloud functions, DataProc, Bigquery, GCS - AWS - Lambda functions, API Gateway, Athena, Cloudwatch, Glue, DataBrew, Kinesis, S3, Redshift, Redshift Spectrum, SNS, SQS I mostly worked on developing, maintaining, optimising ETL/Data pipelines, used variety of tools & process during pipeline execution. Apart from building pipelines i holds good hands on building custom scripts or solutions. I am a quick learner & having positive mindset which helps me to tackle a complex problem in easy way. During my experience i optimised numerous pipelines where improved time by ~70% & saved cost with magnitude of 10th part. If you are looking for any help in learning, solving complex data problem, you are at right place. I am happy to help here. Thanks.
**Microsoft Certified Power BI, Python, and SQL professional with 10+ years of experience delivering high impact analytics solutions. Skilled in data visualization, dashboard design, and technical problem solving to drive actionable, data-driven insights for businesses.** **Technical Proficiencies:** * **Visualization Tools**: Power BI (Microsoft Certified PL-300) * **Database Languages:** Google BigQuery, MySQL, PostgreSQL, T-SQL * **Object Orientated Programming:** Python (pandas, polars, sqlalchemy), VBA * **Cloud Platforms:** AWS, Azure, dbt, Microsoft Fabric, Power BI Service * **Other:** DAX, Excel, Power Automate, Power Query **Data Analysis Skills:** * Automation * API integration * ETL * Dashboard UX Design * Data modelling and architecture * Data storytelling * KPI Development **For prospective mentees / freelance clients:** _Transparent project quotations and plans - Regular project status updates - Will work to tight timelines - Discounts available for longer term projects_ * I also specialise in building trading algorithms and back-testing models, in MQL4, MQL5, MT4, MT5, Interactive Brokers API. * For freelance jobs and long term mentoring, intro calls are free (allowing you to assess the suitability of a partnership). Discounts are offered for longer term agreements of 1 week or more.
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