Sripal Reddy Vindyala, Developer in Hyderabad, Telangana, India
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Sripal Reddy Vindyala

Verified Expert  in Engineering

Front-end Developer

Location
Hyderabad, Telangana, India
Toptal Member Since
March 15, 2013

Sripal is a full-stack developer with extensive experience in front-end, back-end, and database development and improvement. He is a talented individual with an eye for perfection and a great track record.

Front-endBack-end DevelopmentPHPjQueryCSSSQLNode.jsExpress.jsReactWindowsMicrosoft SQL ServerMySQLLinuxWordPressAgile Software Development

Portfolio

Enchanting Travels (via Toptal)
CSS, HTML, JavaScript, MongoDB, GraphQL, Node.js, Vue
HonuHR (via Toptal)
Amazon Web Services (AWS), GraphQL, Express.js, PostgreSQL, Node.js, React
Agoda.com
Windows 10, Visual Studio 2015, Akamai, Webpack, jQuery, CSS, HTML, Jira, Git...

Experience

JavaScript - 8 yearsFront-end - 7 yearsBack-end Development - 6 yearsPHP - 6 yearsWeb Performance Optimization (WPO) - 5 yearsNode.js - 5 yearsExpress.js - 4 yearsReact - 4 years

Availability

Part-time

Preferred Environment

NetBeans, Visual Studio, LAMP, Windows, Linux

The most amazing...

...tool I've developed will test and analyze the performance of any website.

Work Experience

Vue.js/JavaScript Developer

2019 - 2019
Enchanting Travels (via Toptal)
  • Implemented web pages using Vue.js.
  • Implemented complex forms using Vue.js, Node, and GraphQL.
  • Implemented storybook functionality for core components.
  • Worked with the QA and dev team to implement new features.
Technologies: CSS, HTML, JavaScript, MongoDB, GraphQL, Node.js, Vue

Full-stack JavaScript Developer

2019 - 2019
HonuHR (via Toptal)
  • Implemented a client website with React, Node, Express, Postgres, and GraphQL.
  • Implemented tests with Mocha.
  • Deployed a website using AWS (ELB, RDS, S3, CloudFront, etc.).
  • Migrated most of the existing code to ES6.
  • Solved most of the existing bugs.
Technologies: Amazon Web Services (AWS), GraphQL, Express.js, PostgreSQL, Node.js, React

Full-stack Developer/Web Performance Engineer

2017 - 2018
Agoda.com
  • Migrated a couple of the main website pages originally written in HTML, CSS, and JavaScript into React.
  • Developed a proper testing framework to measure performance impact for the new features added to the website.
  • Implemented the admin end of the website using the MEAN stack (MongoDB, Express, Angular, Node).
Technologies: Windows 10, Visual Studio 2015, Akamai, Webpack, jQuery, CSS, HTML, Jira, Git, SQL, C#, Node.js, React, JavaScript

Full-stack Developer/Website Performance Engineer

2016 - 2017
Perfhack
  • Developed a tool at Perfhack.com to test and analyze performance issues of any website completely by myself.
  • Solved performance issues of more than fifty websites.
  • Deployed a complete project to AWS and fine-tuned the architecture to support any kind of load.
  • Built an entire admin side for the website using React, Node.js, Express.js, JavaScript, HTML, and CSS.
Technologies: Microsoft SQL Server, PHP, MySQL, WordPress, LAMP, jQuery, AngularJS, JavaScript, React, Node.js

Full-stack Developer

2012 - 2017
Freelance
  • Managed and developed front-end and back-end code to produce custom client solutions.
  • Worked with US-based senior management and implemented solutions according to their specifications.
  • Implemented solutions using Microsoft and open source technologies.
  • Coordinated the technical and business aspects of projects to maximize results.
  • Improved database performance by solving major indexing problems.
  • Created a complex Continuity of Care Document system using JavaScript, C# and SQL 2008 R2.
  • Offered support for production issues and performance problems on a day-to-day basis.
  • Documented implementations to aid future code editing.
  • Took part in various database modeling discussions.
  • Migrated databases to newer versions of software as updates were made.
Technologies: CSS, HTML, Ajax, jQuery, JavaScript, Visual Studio, Microsoft SQL Server, MySQL, ASP.NET, C#, PHP

Full-stack Developer

2015 - 2016
Ford Consulting
  • Worked as a primary developer to develop the website using CakePHP, JavaScript, HTML, and CSS. Completed the project successfully with all testing and production rollout.
  • Implemented the application to withstand any kind of load using Amazon Web Services.
  • Developed lots of new features for the existing charity racing software.
  • Fixed many bugs during production rollout.
  • Worked as a tester for various new features.
Technologies: Amazon Web Services (AWS), Trello, Hubstaff, Slack, Git, CakePHP, CSS, HTML, jQuery, JavaScript

Full-stack Developer/CTO

2013 - 2016
Girik Info Solutions, Pvt., Ltd.
  • Built an entire website.
  • Designed the database architecture to support more than 8,000 concurrent users.
  • Deployed the complete project to AWS.
  • Fine-tuned the entire architecture of the system to support a heavy load.
Technologies: jQuery, CSS, HTML, LAMP, Node.js, React, JavaScript

Full-stack Developer

2015 - 2015
HFIN One (via Toptal)
  • Implemented the conversion of an HTML, CSS, and HighCharts-based website into PDF format.
Technologies: LAMP, jsPDF, wkhtmltopdf, PDFLib, PHP

Full-stack Developer

2012 - 2012
MycareMedia
  • Developed websites.
  • Participated in discussions regarding website design, database modeling, and disaster recovery management issues.
  • Successfully tackled major production issues as the team leader.
  • Implemented MVC architecture to develop the website.
  • Used Memcached in a LAMP-based architecture.
  • Created customized solutions using several different open-source technologies.
Technologies: Amazon Web Services (AWS), PuTTY, Linux, Windows, Ajax, JavaScript, HTML, CakePHP, PHP, MySQL

Full-stack Developer

2008 - 2012
Freelance
  • Designed highly scalable databases.
  • Developed and led a team of front-end coders.
  • Implemented solutions using Microsoft and open-source technologies.
  • Coordinated with business analysts to create efficient solutions.
  • Improved database performance by solving major indexing problems.
  • Supported and managed production, development, and team issues on a day to day basis.
  • Developed DTS and SSIS packages depending on client specifications and migrated DTS to SSIS.
  • Participated in discussions regarding database modeling, changing table structures, and creating new tables.
  • Migrated databases from one version to another as needed.
  • Supported 24/7 production environments.
  • Supported new production releases and documented guidelines for future releases.
  • Created and managed replication services including transactional, log, and merge-related services.
Technologies: Windows 7, Linux, CSS, Ajax, JSON, JavaScript, HTML, PHP, .NET 4, Visual Studio 2010, MySQL, Microsoft SQL Server

Senior SQL DBA, Architect, Project Leader

2006 - 2007
Decore–Ative Specialties
  • Worked in a support capacity for production issues and performance problems.
  • Solved most day-to-day production problems and helped developers in writing scripts.
  • Solved most transactional replication problems and developed scripts to report problems by email.
  • Migrated databases from SQL 2000 to 2005 using SQL 2005 Upgrade Advisor.
  • Used SQL Management Studio and SQL Profiler to solve performance problems.
  • Supported Congos Reports performance issues and developed new reports.
  • Solved performance problems for most existing stored procedures and helped developers to create new stored procedures.
  • Helped to successfully implement a clustering environment.
  • Solved backup space issues by using new backup compression software, including SQLZip and SQLBackup.
  • Supported and documented guidelines for new product releases.
  • Participated in discussions regarding the conception of new projects.
Technologies: Database Mirroring, SQL Server Integration Services (SSIS), SQL Server Profiler, Oracle Backups, Oracle Fail Safe, Oracle Enterprise Manager (EM), SQL Server Management Studio, Tuning Advisory, Microsoft SQL Server

Senior SQL DBA

2005 - 2006
Oakwood Worldwide
  • Implemented backup and recovery models for existing and new environments.
  • Supported the implementation of transactional replication.
  • Used reporting and analysis services effectively in production and data warehouse environments.
  • Created active-passive clustering.
  • Migrated some of the existing databases from SQL 2000 to SQL 2005.
  • Used SQL Diagnostic Manager and SQL Profiler to address performance problems.
  • Supported a 24/7 production environment.
  • Installed SQL 2000 and SQL 2005 in different machines.
  • Solved performance-related problems by implementing new code and changing existing code.
  • Actively involved in all production rollouts and new patch installments.
  • Used SQL Safe to address backup disk space problems.
  • Controlled the total production environment performance problems using SQL Diagnostic Manager.
Technologies: Oracle DBA, Database Mirroring, SQL Server Integration Services (SSIS), SQL Server Profiler, SQL Server Management Studio, FileMaker Pro, Oracle, Diagnostics, Visual SourceSafe, Windows Server, Microsoft SQL Server

SQL DBA

2005 - 2005
Reynolds and Reynolds
  • Implemented new stored procedures for REPORT applications.
  • Solved performance problems in existing stored procedures by adding clustered and non-clustered indexes.
  • Designed new tables according to business standards.
  • Addressed development problems by changing the existing code and implementing new code.
  • Used SQL Profiler effectively to solve various performance problems.
  • Supported front-end developers and coordinated meetings with them to solve existing problems.
  • Involved in the release of Contact Management 3.1.
  • Solved migration problems from CM 3.0 to 3.1.
  • Used Visual Source Safe 6.0 and Rational Clear Quest 2003 effectively to change code for existing stored procedures.
  • Solved various consumer problems and maintained excellent relationships with clients.
Technologies: Reporting, SQL Server Profiler, Oracle Enterprise Manager (EM), IBM Rational ClearQuest, Visual SourceSafe, Windows Server, SQL Server 2000

SQL DBA

2004 - 2005
Midwest Independent Transmission System Operator
  • Scheduled and maintained backup and recovery plans.
  • Used SQL Profiler effectively to optimize stored procedures.
  • Supported TIBCO applications and increased performance efficiency.
  • Implemented active-passive clustering to solve failover problems.
  • Reduced the data accessing time of the TIBCO applications from the SQL database.
  • Used DTS for transmission of data between different sources.
  • Heavily involved in project planning and testing.
  • Supported the production environment and efficiently fixed various bugs.
  • Altered stored procedures.
  • Reported code reviews and backup plans every two weeks to the project manager.
  • Maintained excellent relationships with clients.
Technologies: Reporting, SQL Server Profiler, Oracle Enterprise Manager (EM), Oracle, Windows Server, TIBCO, SQL Server 2000

eCommerce Website

A real-time system for offers where merchants can login to the system and can add deals with an expiry date, depending on requirements (deals can expire in one hour, one day, or one year).

Continuity of Care Document (CCD)

I successfully developed and tested CCDs using C# and MS SQL 2008 R2. This is a format used to facilitate communications between health organizations.

Performance Testing/Analysis Tool

Developed a tool at perfhack.com to test and analyze performance issues of any website. Solved performance issues of more than fifty websites based on different technologies like LAMP, WordPress, Drupal, Joomla, MySQL, PHP, MS SQL, .NET, and more.
Image of How to Tune Microsoft SQL Server for Performance publication
Publication

How to Tune Microsoft SQL Server for Performance

https://www.toptal.com/sql-server/how-to-tune-microsoft-sql-server-for-performance

Languages

PHP, SQL, JavaScript, CSS, HTML, GraphQL, C#, C#.NET

Frameworks

Express.js, CakePHP, .NET, Visual Studio Extensibility, ASP.NET, .NET 4, AngularJS

Libraries/APIs

jQuery, Node.js, React, PDFLib, jsPDF, Vue

Paradigms

Web Performance Optimization (WPO), MEAN Stack, Search Engine Optimization (SEO), Agile Software Development

Other

Front-end, Performance Optimization, Back-end Development, Front-end Development, TIBCO, Full-stack, Ajax, Tuning Advisory, Oracle Backups, Diagnostics, Reporting, Akamai, Windows 10

Platforms

WordPress, Linux, Windows, Windows 7, Oracle Enterprise Manager (EM), Windows Server, Oracle, LAMP, NetBeans, Amazon Web Services (AWS)

Storage

Memcached, MySQL, Microsoft SQL Server, JSON, SQL Server Management Studio, SQL Server Integration Services (SSIS), Database Mirroring, Oracle DBA, SQL Server 2000, PostgreSQL, MongoDB

Tools

Visual Studio, PuTTY, Visual Studio 2010, Oracle Fail Safe, SQL Server Profiler, Visual SourceSafe, FileMaker Pro, IBM Rational ClearQuest, wkhtmltopdf, Git, Slack, Hubstaff, Trello, Jira, Webpack, Visual Studio 2015

2000 - 2004

Bachelor of Technology Degree in Electronics and Communications Engineering

Sreenidhi Institute Of Science and Technology - Hyderabad