Data Science Scientist

VIKAS GOPALAKRISHNAN

Consultant

Address: Kondapur, Hyderabad

Phone: +91-993*******

Email: *****.**************@*****.***

SKILLS

Data Science, Python, SAS, R programming, SQL, PMO, Project Management, Deep Learning, Generative AI. Summary

Good Analytical, Mathematical and Statistical skills.

Proficient in R, SAS and Python.

Hands on experience on SQL.

Actively participating in data science projects on Kaggle and Analytics Vidhya. EXPERIENCE

PurpleTalk India Pvt Limited (May 2024 – Till Date): Data Scientist:

Developed and implemented machine learning models and statistical analyses to solve business problems and drive decision-making processes.

Utilized Python to clean, analyse, and visualize large datasets, leading to actionable insights and recommendations that helped the client to make correct marketing decisions.

Collaborated with cross-functional teams, including engineering and product management, to integrate data- driven solutions into existing systems and workflows.

Presented findings and strategic recommendations to senior stakeholders, using data visualization tools such as Matplotlib and Plotly to effectively communicate complex insights. Key Achievements:

Successfully created a clustering model using KMeans clustering algorithm and deployed the same to the customer’s dashboard.

Worked on RFM analysis to help customer understand what type of marketing and customer retention strategies could be implemented and how to reduce customer churn. Technologies & Tools: Python, SQL, Scikit-learn, Pyspark, AWS Tata Consultancy Services (Oct 2006 to September 2023): Worked with Tata Consultancy Services for 17 years as Business Process Lead for different projects.

Project Management Office – 2 Years

Managed all kinds of allocations within the team. Worked on Cost Budget to the project IDs and allocating team members.

Co-ordinate with Project Managers for allocation of new associates. Updating bill rates to the system and co- ordinating with HR to have them allocated to the project.

Take regular follow-ups with Resource Management team for allocations.

Worked on reports to be sent to the Delivery Partner and assisting him in his day-to-day tasks.

Sent quarterly projections to the ISU team and analysing on actual revenue and cost data to find the gaps. Working closely with vendors to understand their payment schedules as mentioned in the SOW.

Tracking of vendor invoices and clearing them from the system and helping their payments to reach on time.

Co-ordination with the finance team for payments and invoice acceptance. Also create new POs and booking of cost in the PO.

Co-ordinate with ISU team to track payments to vendors. Also provide them with revenue projections and cost projections on a monthly basis.

Data Scientist - 4.5 years

Cleaned, transformed, and analysed data to support business decisions.

Developed and maintained SQL queries and stored procedures. Created visualizations and reports using Tableau.

Collaborated with stakeholders to define project requirements and deliverables. Hands-on experience in Python development.

Worked on different libraries like Pandas, Numpy for analysis and data visualization.

Developed statistical models like regression, classification and Time Series.

Performed unit testing on the models developed and worked on deployment. Data Analyst - 1 year

Performed analysis of complex data sets to identify trends, opportunities, and risks.

Develop and maintain dashboards and reports to track key performance indicators.

Collaborate with cross-functional teams to understand business requirements and provide data-driven insights.

Conduct ad-hoc analysis to support business decisions. Provide training and support to end-users on BI tools and data analysis techniques.

SAS BI Administrator- 3 Years

Installing, configuring, and maintaining SAS BI applications, including SAS Visual Analytics, SAS Visual Statistics, and SAS Enterprise Guide.

Monitoring and optimizing system performance, including server health, job performance, and data processing. Managing user access, roles, and security settings in the SAS environment.

Troubleshooting and resolving technical issues related to SAS applications and infrastructure.

Collaborating with data analysts, data scientists, and other stakeholders to understand and support their BI requirements.

Developing and maintaining documentation for system configuration, processes, and procedures.

Providing training and support to end-users on SAS BI tools and best practices.

Staying updated on SAS product enhancements and industry trends to recommend improvements. Lotus Domino Administrator: 3 years

Maintenance of collaboration servers. Daily checklist activity for all sametime as well as application servers.

Running Windows patches on all servers as per schedule. Also doing offline maintenance on all the servers as per schedule to ensure that the servers are running smoothly at all times.

Troubleshoot issues with respect to server crash or downtime. Also co-ordinate with different teams like Corporate Network and Windows team in case of any network related or server related issues.

Monitoring databases like names and external directories, photo databases. Creating and deleting user ids on sametime. Co-ordinate with IAM and messaging team for any user id related issues ex:- removing users from Deny access list.

Resolving user queries like contact list restoration and other sametime related issues with respect to client and server.

BCP activity on all sametime servers and application servers like meeting servers, and Audio Video servers.

Also checking meeting servers and photo servers for any issues and guiding users for any issues with regards to online meeting client.

Testing of various sametime related applications. Prepare proper test cases and working with developers to rectify any errors in the applications. Also testing new versions of Sametime clients on desktop, mobile and web.

Co-ordinate with IBM vendors and raise requests with them for any client as well as server related issues. Important Activities: -

o Initiated the Sametime 8.5.2 rollout for all internal users in Eastern region. Co-ordinated with the IS team for getting technical help.

o Assisting users in installing the application and testing if it is working for the users for both local as well as in the client domain. Training the internal IS team for configuration related queries and basic issues related to new features.

o Testing the application on different browsers for compatibility Also certifying applications for Cross Browser compatibility.

o Testing of mobile client applications and rollout for all users in all the locations. Assisting users in configuring the application for all smart phones.

o Worked on testing of online meeting client for Blackberry. Testing of meeting client for all versions of blackberry phones and assisting in deploying the application. Technical Support – 2 Years

Worked as a Technical support representative for internal IT services. Troubleshooting hardware, network issues, lotus notes client troubleshooting for internal users in TCS location. Also assist users in raising change requests and implement change requests.

Sutherland Global Services (Dec 2005 – Oct 2006): Worked as a Sr. Technical Support executive for Dell. Intelenet Global Services (Apr 2005 – Dec 2005): Worked for a customer support executive for a UK process. Wipro Spectramind Pvt Ltd (Apr 2004 – Apr 2005): Worked as customer support executive. EDUCATION

COURSE BOARD / UNIVERSITY PERCENTAGE

B.Sc. IT IIMT 72

H.Sc Bhopal University 50%

Certifications

● Edvancer : Certified Business Analytics Professional in R and SAS.

● Edvancer: Certified Data Science Professional in Python.

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