Vijay Rajan's Linkedin Analytics

I am a Software Engineering, Data Engineering and Data Science Leader with over 20 years of experience.  A track record of multiple successful high impact product launches.  Experience working across teams and departments.  Experience building and growing technology organisations  Managed teams/organisations of the size of 40+ people including engineers, data scientists, managers, quality assurance and program management personnel  Experienced with agile and waterfall methodology. Lead teams into successful delivery in a timely fashion using the Agile Methodology.  Lead teams through turbulent times, reorgs, migrations, realignment, company wide initiatives like change in technology stack and so on.  Keen eye to identify good talent and mentor individuals and teams.  Extremely data driven with focus on KPI  Lead in OKR planning for half yearly and annual plan and projections  Contributed extensively towards data science and machine learning projects including supervised and unsupervised learning and data mining  Passion to teach courses on data science, statistics and machine learning  Lead teams that designed large scale distributed systems with low latency and high scalability handling QPS/TPS of 750K.  Lead Big Data projects processing petabytes of data on Hadoop and Spark  Lead a team that filed two data science trade secrets at Visa.com that simplified complex systems using probabilistic data structures on Apache Spark.  Lead teams to perform large scale migration from on-prem data centres to cloud  Industries - Ad Serving, E-commerce, E-Taxi, Ride Sharing, Aggregator platforms, Payments, Cloud Analytics, Mobile Development(pre-android), Embedded systems with RTOS, Trading platforms, network security and firewalls, online marketing platforms.  Lead teams to identify Risk, Fraud and anomaly detection across industries(Fratics). Used statistical and probabilistic models.  Technologies: Hadoop, BigQuery, Postgresql, mysql, Spark, AWS, NoSQL, Data Mining, Machine Learning(ML), R, Java, Python, Micro services, Data Science, Analysis, Data Engineering and Modelling, Big Data, Risk & Fraud, Statistics & Probability modelling, Data driven Solutions for Business. Please reach out if I could be of any help or my skill and experience are a good fit for your organisation.