https://www.linkedin.com/in/sathishkumar-kaliyan

SUMMARY:

Over 12+ years of experience in IT industry, involving software design, analysis, development integration and testing at client and server side(SDLC) in Web-based Applications using Microsoft .NET Framework and SQL Server with Agile Development Methodology

Hands-on experience various domains as Insurance,Banking and Healthcare and CRM

.NET Full-Stack Developer with proven expertise in all phases of SDLC. Expert in Microsoft Technologies like C#,ASP.NET, ASP.NET MVC,.NET Core, Web Services, Web API, Micro services, LINQ, Entity Framework, ADO.NET, SQL Server, NoSQL, IIS, SOAP, Web API, Java Script, Angular,AWS,AzureDocker,Tools(SonarQube,Swager,Postman),PostgreSQL.

Strong experience designing and working with n-tier architectures (UI, Business Logic Layer, Data Access Layer) along with some experience with service-oriented architectures (SOA).

5+ Years of experience in Westpac banking application (The leading banking core administration system which helps business and commercial bankers, developed by TCS)

Learning experience QNXT in Member and Provider module. Environment using Microsoft Technologies. Experience with Kibana logs, dashboards, JIRA,ServiceNow

Working Experience and knowledge in IAM services including password management, SSO, Okta, Polymorphism and Design patterns like MVVM, Abstract factory, Singleton.

Experience with JavaScript, JQuery, Angular,React Developed Single Page Application (SPA) with ASP.Net Web API 2 using Code First Approach in Entity Framework web applications

Experience of RDMS and Developed Constraints, Join, Views, and Triggers, SP in SQL Server including Writing Views, Stored Procedures, Functions, Cursors and Triggers, Performance tuning, Query optimization accessing data from various databases.

5 years’ Experience in creating reports using SQL Server Integration Services (SSIS) and SQL Server Reporting Services (SSRS). Customized client-specific monthly fund reports using SSRS.

Good experience in automated build process by using GitHub, TFS & Bit bucket

Experience in Unit Testing (UIT), Integration Testing and in preparing test cases. Extensive working experience in unit testing framework - NUNIT.

Used JIRA to keep track of outstanding bugs to reduce downtime, increase productivity, and improve communication. An agile Scrum methodology was processed for daily stand up meeting with team members to know the current progress of the project and raise the issue to meet timelines with quality deliverables

Microsoft Azure: Azure Infrastructure (Azure web role, Worker role, RBAC in IAM, SQL Azure, Azure Storage). Application deployment in Docker, Azure Service Fabric,AZURE SQL,ADF,Azure Kubernetes Service (AKS), technical knowledge of Identity and Access Management, Single Sign-On, SAML, OpenID, OAuth,Load balancers

AWS Services (API Gateway, Lambda, RDS, Elastic Beanstalk, EC2, S3, RDS,Cloud Watch)Messaging(RabitMQ,SQS, Kafka),Catching(Redis,Ignite)

TECHNICAL SKILLS:

Languages

C#, SQL

.NET

.NET Framework, ASP.NET(MVC), C#.NET, Web Services, WPF,ADO.NET, LINQ, Web API,.NET Core, .NET Framework 3.1 and 6.0

IDE

Microsoft Visual Studio

Middle Ware

WCF, Web Services

Web Programming

HTML, ASP, XML, Java Script, AJAX, CSS, JQuery, Angular

Application Servers

Internet Information Services

Reporting Tools

Crystal Reports, SSRS

Databases

SQL Server,MySQL,NoSQL,PostgreSQL,Cosmos DB

ETL Tools

SSIS, Informatica, IBM Information Server (Data stage)

Version Control & Agile

TFS, Bit Bucket, Jira, Service Now, AZURE, GitHub

Design Tools

UML, MS Visio

Job Scheduling Tools

ControlM (by BMC Software),SQL

O/S

Windows

Software engineer May 2023 – Till date

Triesten Technologies LLC. San Rafael, California

Clients: STT Road ways

Role(s): Senior .NET Developer

Responsibilities:

SIMPLE TRUCK TAX is developed with one goal in mind, making tax filing simple for our valued clients. With over a decade of success building such platforms, it offers the most simple, affordable, time conservative E-filing tax service on the web! Simple truck tax has been tested by several fleet companies and individual truck drivers throughout the nation and has been proven to remain simple, quick and accurate even for the not so computer savvy.

Conceptualized and rolled out cloud-native applications using AWS Lambda and S3 services.

Expert technical knowledge of Identity and Access Management, Single Sign-On, SAML, OpenID, OAuth.

Structured advanced Azure DevOps practices for boosting CI/CD pipeline efficiency.

Specified and executed SQL and NoSQL database on various cloud platforms such as Azure Worked on SQL queries changes, query tuning and stored procedure changes as per the requirements.

Developed cutting-edge user interfaces using AngularJS and ReactJS, leading to a 30% improvement in page load times, enhancing user experience and increasing customer retention by 20%.

Experienced in creating robust, scalable solutions using ASP.NET Core Framework, micro services, SQL (MS SQL, MySQL, PostgreSQL) and NoSQL (Cosmos) databases,

using design patterns like Singleton, Repository, CQRS.Experienced with XUnit, NUnit

Experienced in implementing solutions using agile methodologies like Scrum, Kanban.

Developed ETL workflows, created reports as per customer requirements using SSRS and SSIS

Performed unit testing, integration testing and Functional testing for the modules developed.

Perform System & data analysis, Performance tuning, Post implementation support.

Resolved production support issues efficiently and closed on-time on daily basis.

Worked closely with testing team and helped them to understand the functionalities.

Database: SQL Server 2019,Cosmos DB, PostgreSQL

Tools : VS 2022,Git,SonarQube,Swagger,Postman,AzureDevOps(Azure Boards),SQL,JIRA

Technologies: .NET Core API, C#, Postman,SQLServer,SSIS,SSRS,WEB API,Angular, GitHub, Bitbucket,Microservice, IAM,SSO,Azure Cloud, Azure Functions, Azure App Service,AWS Services (Lambda, Elastic Beanstalk EC2, S3,RDS,CloudWatch,IAM)

Senior Systems engineer Oct 2018 – APR 2023

Tata Consultancy Services, Chennai, India

Clients: Westpac Banking Corporation & St. George Bank(Australia), Prudential Life Insurance (USA)

Role(s): .Net & SQL Developer, Developer Lead

Responsibilities:

Worked on a commercial banking application “Westpac”, an integrated, simplified and customer centric business banking application. Coded Customer Loan Management & Registration module of Westpac application using C#, developed data base modeling, created stored procedures to retrieve the complex data from the core data base.

Participated in development of Prudential Life Insurance project, worked on major enhancement, production support and coded WEP API’s to get and post the data using JSON data model. Implemented optimized search techniques using control number and name for a sub module.

Designed and coded Access Review module of MyFSM tool, a web-based user access service (Identity and Access Management system) of Westpac Group. Developed sub modules like request, approve, check, unlock, change password, transfer approver, delegate approver and signoff ownership modules

Strong cloud tech working experience using Azure and AWS Cloud.

Experienced in unit testing frameworks such as xUnit and nUnit.

Created WCF Services responsible for communicating and providing real time data from integrated server to Client Application.

Managed 8 to 10 members team at offshore and took responsibility for deliverables to meet client needs on time.

Developed secure RESTful API services using .NET Core leading to seamless and faster data transfer.

Experience with Kibana logs, dashboards, JIRA,ServiceNow

Developed ETL workflows, created reports as per customer requirements using SSRS and SSIS.

Performed unit testing, integration testing and Functional testing for the modules developed.

Perform System & data analysis, Performance tuning, Post implementation support.

Resolved production support issues efficiently and closed on-time on daily basis.

Database : SQL Server 2019,Oracle,Cosmos DB, PostgreSQL

Tools: VS2017,Git,SonarQube,Swagger,Postman,AzureDevOps(Azure Boards,), AWS

Technologies:.NETCore,.NET5,ASP.NETCore,WebApi,EntityFramework,Azure(DevOps),Docker,

Senior Software engineer Sep 2015 – Sep 2018

Scope eKnowledge(SPI Global), Chennai, India

Clients: TVS & Sons(India), John Wiley & Sons(USA)

Role(s): .Net, SQL Developer & Developer Lead

Responsibilities:

Developed business logic to different modules and data base schema for an e-commerce application “TVS-PartSmart”, worked on C# coding for Admin module, Inventory Control, User Portal and search engine modules.

Worked on a web based application “TVS-MDS CRM” with Master Data Management (MDM) and sales management. Collectively worked with client and in-house agency teams to provide rapid, robust and client-acclaimed front & back-end web development, optimizing user experience, search engine ranking, sales and brand positioning and related metrics.

Implemented a document management system “ConSCIse” which automatically extracts keywords and generates abstracts from the document, based on proprietary statistical and linguistic rule sets.

Coded different modules of “ConSCIse” system like Domain and Project based workflow module, User Creation and Management, Digital Dashboard, Auto Allocation, Rules Engine, Track Changes for Abstract, Domain Allocation, and Pre-Rules engine.

Developed SSRS dashboards for quality trends and analysis

Created complex stored procedures, triggers, indexes and views using SQL.

Involved in unit testing, integration testing and provided support for UAT testing.

Prepared analysis, design documents, estimation, for different components and functional modules required by the system.

Used JavaScript, JQuery and ASP.NET for Server and Client-side validations.

Interact and collaborate with end users to ensure successful testing and worked in deployment of application, integrations and configurations.

Design and implement product enhancements and customizations based on the requirements specification.

Environment: ASP.NET 4.5,WPF, SSRS Reports, Java Script,SSIS

Database : SQL Server 2014,Oracle,Cosmos DB, PostgreSQL

Tools: VS2013,Git,AzureDevOps,AWS(EC2,RDS,S3,ECS,EKS)

Software Engineer Jun 2014 – Aug 2015

VASS Software Solutions Private Ltd, Chennai, India

Clients: Frontier Life line Hospital(India)

Role(s): .Net & SQL Developer

Responsibilities:

Worked on a Healthcare Management System “Aspire HIMS” a web based application developed with the guidance of experienced panel of doctors. Coded different modules of the system like Manage appointments, Consulting, Referrals, Surgery Planning, Lab, Pharmacy, Stores, Purchase, ICM and Operation Theater Module.

Source code management, deployment support and configuration of application in server environment.

Involved in Database design and development.

Performance improvement and optimization of SQL stored procedures.

Actively participated in client requirement discussions.

Implemented business rules for many sub modules.

Developed user and admin reports using SSRS Reports.

Performed client side java script validations for ASP.NET web pages.

Environment: : Visual Studio 2010, ASP.NET 4.0, SQL Server 2008, RDLC Reports(SSRS), Java Script.

Software engineer, Programmer Apr 2011 – May 2014

Unique Software Systems, Chennai, India

Clients: Sinecera Textiles Pvt. Ltd (India), Jayam Matriculation School(India)

Role(s): .Net & SQL Developer

Responsibilities:

Worked on development of Textiles Management System (ERP) to integrate internal and external operations of the entire organization which includes Finance/Accounting, Manufacturing, Sales and Service, Customer Relationship Management, Material Purchasing, Inventory Control, Product Planning, Product Distribution, Order Tracking & Scheduling, Dispatching, Shipping and Invoicing, Marketing and Human Resource modules.

Participated in the development and implementation of School Management System (ERP) a comprehensive administration system developed to fulfill the needs of independent Schools to manage their daily operations in the school environment ranging from Admissions and Registration, Finance, Faculty, Medical and Business Development and ensures that information is always up-to-date throughout the School.

Worked on coding part of modules like Admissions, Exams & Results, Time Table Management, Accounts, User Security and Staff Management. Designed and developed Web Forms using ASP.NET for the user interface.

Implemented business rules for many sub modules developed in C#.NET.

Created Custom Web Controls like Grid View and Calendar in ASP.NET.

Responsible Unit testing, Integration testing and functional testing for the modules coded.

Developed SQL stored procedures, views, and triggers etc.

Designed Invoices, Bills and various reports using Crystal reports.

Environment: Visual Studio 2008, C#, ASP.NET 3.5, SQL Server 2008, Java Script, Crystal Reports.

EDUCATION:

•MCA (Master of Computer Applications-2011) – St Josephs’ College of Arts & Science, India

•BSc (Mathematics-2008) – St Josephs’ College of Arts & Science, Cuddalore, India.

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