Scrapy Splash and Web Scraping Expert. Freelancer at Upwork. Full Stack Python/PHP Web Developer. Also an Ex-Cofounder of Singapore-based startup, Watcfy Pte. Ltd.

WORK EXPERIENCE Senior Data Engineer - Data Infra Angle One, Bangalore, India (Jan 2024 – Present) ● Architected and deployed real-time data pipelines on Databricks using Apache Kafka and PySpark, enabling scalable processing of UPI, banking, equities, and fixed deposit datasets for 10M+ customers. ● Led mentorship for 2 data engineering interns, driving knowledge sharing on distributed data systems. ● Administered and enhanced a Consent Management System (CMS), ensuring secure PII handling and compliance while enabling seamless portfolio updates for end-users. ● Onboarded and integrated 5+ new Financial Information Providers (FIPs), expanding data coverage by 15% and optimizing ETL workflows to reduce data processing time by 20%, accelerating delivery of actionable insights. ● Engineered an automated Data Quality Check (DQC) framework using Great Expectations, validating 700+ tables across 40+ scheduled jobs daily to maintain data integrity, accuracy, and reliability. ● Designed and maintained high-volume data pipelines to ingest, transform, and validate gigabytes of KYC data daily, ensuring SEBI compliance for regulatory reporting and loan underwriting. ● Tuned and optimized Amazon Redshift queries and PySpark and Apache Flink jobs, achieving 40% improvement in performance and reducing duplicate data issues via efficient Databricks Delta Lake architecture and schema evolution strategies. ● Integrated Python with AWS services, EC2, EMR, Glue, S3, IAM, Athena, SQS using AWS APIs and Gemini APIs. (Took a brief career break to manage a temporary Parents health situation) Data Engineer III Walmart Tech Lab, Bangalore, India (Sep 2023 – Dec 2023) ● Achieved a 70% reduction in time complexity and a 50% decrease in cloud costs while working with GCP for data processing. ● Implemented audit tables for data integrity checks and incremental data validation. ● Successfully integrated real-time data ingestion with Kafka, Spark, and Scala for agile data processing. Data Engineer II Target Corporation, Bangalore, India (May 2022 – Sep 2023) ● Designed, developed, and deployed scalable ETL data pipelines using Apache Kafka, Apache Spark (Scala), Hadoop, Hive, SparkSQL, and SQL within an Agile development environment — improved data processing speed by 30% and data accuracy by 40%. ● Engineered and maintained a Data Correction Framework to automate anomaly detection and remediation, correcting over 500,000+ historical records and reducing data quality errors by 20% through proactive root cause analysis. ● Led the migration of legacy Hive-based workflows to Apache Spark on Hortonworks Hadoop, optimizing pipeline performance and reducing query latency by 25%. ● Developed a Data Retention and Archival Framework that decreased data storage costs by 30% while improving data discoverability and accessibility by 20% for analysts and business stakeholders. Data Engineer I Tekion Corporation, Bangalore, India (Jan 2020 – May 2022) ● Designed and deployed 30+ scalable ETL pipelines and 80+ Python APIs using AWS (Boto3, Lambda, API Gateway), Docker, and SQL, accelerating data processing by 50% and improving data accuracy by 30% across cloud-based systems. ● Engineered and optimized 40+ Apache Airflow DAGs to automate ETL workflows, enabling seamless data integration with AWS Redshift, PostgreSQL, and Enterprise Data Warehouses (EDWs), and reducing overall pipeline runtime by 50%. ● Collaborated cross-functionally in Agile and DevOps environments, driving data governance, CI/CD automation, and Tableau-based analytics for actionable insights — resulting in 20% system efficiency gains and higher transaction success rates via Razorpay integration. ● Implemented Python-based data quality monitoring and alerting systems, ensuring 35% improvement in data integrity and compliance with GDPR; mentored interns on AWS, SQL, ETL best practices, and Apache Airflow, boosting team productivity by 10%.

🌟 Data Specialist 🌟 - 4 years Python/SQL experience. - 2 years data analytics/AI expertise. - Offering personalized data analysis, SQL optimization, Python scripting, and AI integration advice. - Let's collaborate to elevate your data strategies and drive impactful decisions!

Programmer made from scratch, with experience in varying range of programming language, and i can tell you how to forge your path on becoming a programmer.

Middle Multi Language Developer, Professional To Data Input, Data Cleansing, Excel Formula

With over 10 years of experience in Python, JavaScript, and API architecture, I specialize in developing scalable solutions and integrating complex payment systems. As a Solutions Consultant I have led numerous projects ensuring optimal performance and compliance.

Techie, problem solver, Tech enthusiast who has prolific experience in software development and technologies used.

Certainly, here's an English version of the bio, tailored for a tutoring position on Transtutor, based on the provided CV: Bio: "As a highly motivated Cum Laude graduate with a Master's degree in Computer Science from Bina Nusantara University, I possess a strong passion for information technology and proven teaching abilities. Throughout my undergraduate and graduate studies, I successfully completed various projects involving web and mobile application development, machine learning, computer vision, and artificial intelligence. I also gained practical experience as a Data Scientist intern at Telkom Indonesia, where I developed facial recognition models and AI-powered services. I am eager to share my knowledge and expertise with students, guiding them towards academic success."

Author: "MySQL for Python" (2012, Packt) Author: "Python" (2007-2011, NYTimes Co.) International Freelance Software Consultant for several years CTO of Larasco (software company in the UK) Chief Engineer of ACCESS (chief engineer is a position combining project management and information architecture) I have designed, developed, and managed software solutions and software companies around the globe, from Nepal to the Pacific Northwest.

Senior Developer at Vertex (January 2025 - Present) Software Engineer at SAP (August 2016 - December 2024) Expertise: Java, Node.js, Python, Golang, SAP BTP, Cloud Integration, Cloud Architecture, System Design, Software Development, Deployment Key Skills: Building and deploying applications on SAP BTP and other cloud platforms System and software architecture consulting Multitenant app design and deployment SAP CPI integration and development Technical guidance for cloud migration, scalability, and performance optimization Achievements: Successfully deployed enterprise-level applications in SAP BTP Cloud Foundry Helped businesses migrate and optimize their backend systems on cloud platforms Specialized in developing and deploying multitenant apps for customers

South African Dj/Music Producer/Art Graphics & Design/Software Engineer & Influencer Certified Cyber Security & Ethical Hacker Currently studying my last course (#Python)

Staff Software Engineer at Intel, ex-NetApp, Rubrik, and Activision. Expert in DBaaS, AI cloud transformations, and optimizing data pipelines. Master’s in Computer Software Engineering. Skilled in Python, Golang, PostgreSQL, Kubernetes, and Docker.

U.S. Big Data & AI Engineer. Founder of FoxFusion. MBA + B.S. in Computer Science. Spark + MLflow Expert. 10+ years building scalable data & AI platforms. Advisor to startups. Creator of Project Nuclear & Nurv. Passionate about open source, automation, and helping teams solve hard data problems.

JD — Senior Software Engineer | AI Consultant | Systems Architect Phoenix, AZ · Remote · 7+ years experience 🔧 Senior Software Engineer — Momentum Innovation Group (Oct 2024 – Present) Rescued and rebuilt a DOE-backed construction education platform for public schools. Modernized a broken Next.js stack, stabilized APIs, and implemented new front-end features. Integrated a Retrieval-Augmented Generation (RAG) system for intelligent student Q&A. ⚙️ Senior Software Engineer — Relentless (Jun 2024 – Present) Led architecture for LLM-powered job categorization and scraping automation. Built backend pipelines and contributed to a generative AI resume builder. Delivered clean, maintainable systems across Python and Node.js workflows. 🧠 Freelance Consultant — AI & Software Engineering (Oct 2020 – Present) Built high-performance apps in React/Next.js, custom WordPress sites, and internal tools. Delivered bespoke AI systems using LLMs and traditional ML to improve client operations. Advised founders and early-stage teams on architecture, scalability, and AI strategy. 🔌 Software Support Engineer — PowerFlex (EV Charging) (Sep 2021 – Aug 2022) Maintained 500+ IoT EV sites with Zigbee mesh networks. Built diagnostic tooling, CI/CD automation, and real-time monitoring dashboards. Developed remote utilities to manage and debug large hardware fleets at scale.

Senior Cloud & Systems Engineer | AWS, Linux, PostgreSQL, DevOps 10+ years of experience in cloud automation, scripting, and performance tuning 🔹 Specializing in AWS (EC2, S3), Ansible automation, PostgreSQL optimization, and Linux security Worked with Fortune 500 companies & tech startups to improve cloud performance

I am passionate about data science, data processing and data analysis with over 7 years of experience and wide knowledge from studies. I am particularly interested in the development of predictive models and high-volume data analysis. Over the years, I have specialized in time series forecasting, especially in retail and logistics contexts — working on demand forecasting, inventory optimization, and sales prediction. I’ve built and deployed scalable production models using tools like Python, scikit-learn, XGBoost and LightGBM. My experience includes both short-term tactical forecasting and long-term strategic planning, with a strong focus on business impact and operational integration. I enjoy translating data into action — whether it’s through dashboards, reports, or direct model-driven decisions — and I’m always happy to help others with practical, efficient solutions to complex data problems.

Rust Developer, Python Developer, Full-Stack developer, an expert in understanding huge codebases

ex-Mapbox fullstack python developer working with django,flask and data science projects

Programming Lecturer at HyperionDev (Mar 2023-Present) | Full Stack Developer at TechMateTech (Dec 2020-May 2022)

-2 years of experience in data analysis and actuarial calculations. - Experience with analysis programs such as: Excel, Power Bi, Power Query, Sas Viya and Sql Server. - Experience with programming languages such as: Python and R. -Computer enthusiastic

ERP Solution Architect with expertise in quote-to-cash, including EDI and system interface design. Analytical, insightful and collaborative business professional demonstrating the ability to effectively bridge the gap between business and technical communications; translates business needs into technical requirements and analyzes, interprets, and presents data clearly and concisely to drive business decisions. Works collaboratively across functions, verticals, and with stakeholders to resolve business challenges. Builds relationships cross-functionally, with coworkers, and senior leaders. Takes the initiative to understand systems and complex processes; committed to removing barriers to success.

I have worked in companies like Deloitte, Sunlife. I have experience in working with cloud platforms like aws, azure

With over 10 years of hands-on experience in technology, I help companies and professionals build robust, scalable solutions aligned with digital market trends. My mission is to turn complexity into clarity—whether to accelerate your career or evolve your data and system architecture. 🚀 How I can help: Career mentoring — from zero to specialization in Data Engineering, Cloud, or Software Development. Tailored tech consulting — for teams and companies aiming to modernize architecture, data pipelines, or applications. Implementation & technical diagnosis — from Big Data environments to cloud-native systems and Clean Code practices. 💡 Technical expertise: Cloud: AWS, IBM Cloud, Google Cloud Platform (GCP) Data Engineering: Hadoop, Hive, Kafka, Spark, Airflow, Data Lake, Data Mesh Back-end & APIs: Python (Flask, FastAPI, PySpark), Java (Spring, Hibernate), Go, Scala Dashboards & BI: Power BI, Tableau, Grafana Orchestration & Integration: Apache Airflow, Apache Kafka, SQS Mobile & Web: Android, basic iOS, JSF, JSP, NodeJS Databases: Oracle, SQL Server, PostgreSQL, Redis, HBase, Redshift Best practices: Clean Code, SRE, TOGAF Architecture, Agile methodologies (Scrum, SAFe) 📈 If you need someone who speaks both business and tech, I'm here to help you or your team take the next step.

I'm a Full-Stack Software Engineer with 7+ years of experience, specializing in backend development with Python, Django, Flask, and AWS. I help developers and startups with backend architecture, code optimization, and best practices. Book a call for mentorship, debugging help, or project guidance.

I bring over 10 years of global experience in product strategy, data analytics, and HR tech, spanning France, Switzerland, and India. My background includes building AI-driven dashboards, leading HR data transformation projects, and coaching mid-career professionals through career pivots, burnout recovery, and job transitions — especially those navigating change without traditional advantages like language fluency or linear paths. I’ve helped professionals: • Shift into tech, data, and people strategy roles • Refine their career narrative, LinkedIn, and CV • Navigate job offers, resignations, and tough transitions • Create realistic plans for freelancing, international careers, or a return to purpose after burnout If you feel stuck, uncertain, or just need a clear-sighted partner to help map out what’s next — let’s talk.