Biswajit Nayak
Senior Fullstack Developer
Alpharetta,GA
Summary
AWS certified having 15 years of IT experience in developing applications in Microsoft .NET technology. Solution-driven senior full-stack developer adept at contributing to highly collaborative work environment, finding solutions and determining customer satisfaction. Proven experience developing consumer-focused application using React.js , Angular and .NET core. Built products for web and mobile app users over 13+ years and developed AI enabled applications with meeting highest standards for backend and user interface development with seamless user experience.
Overview
15
15
years of professional experience
3
3
Certifications
Work History
Web Application Advisory
Fiserv
Alpharetta, USA
09.2021 - Current
- Abiliti is a digital single banking financial web application for personal and business users, it is single point of access to retail and business accounts
- Application helped account holders manage their money and make informed financial decisions and it helps financial institutions manage business customers and drive greater efficiencies for their employees
- Responsibilities:
- Sprint concept meeting with product champions and team members
- Sprint planning with business stakeholders & technical Team
- Daily status update on the various task to scrum master
- Preparation of High- and Low-level designs and created system flow diagram shared with the architecture for review
- Developed UI pages with react.js and unit testing using enzyme and react testing library and UI automation using playwright
- Developed personal and business Api’s using .net core web API
- Developed tool using python & selenium to scrape web data from numerous resources and generate report that helps the product team to decide which features to be implemented in the core application
- Responsible for code review of peer-developers in the team
- Supporting team members on technical and domain queries
- Demo presentation to stakeholders
- Environment: .Net core, C#, Visual Studio 2019, Web Api, React.js, Enzyme and React testing library, Jenkins, Dockers , Git hub and JIRA
- Python, Selenium and Playwright
Senior Fullstack Developer
Brightstar
Alpharetta, GA
06.2020 - 09.2021
- Vytal Wireless is a Xamarin forms based mobile application developed for iOS and android platforms
- There are two flavors of the application, one being used by carrier end user and another for banking
- This application streamlines and manages all aspects of the handset replacement program from subscriber enrollment, claim to fulfillment
- In addition, it does device tracking, operations management, and data analysis capabilities to deliver an automated process for replacement, repair, or reimbursement of damaged, lost, and stolen wireless devices
- Also, there are some exiting feature in the app includes user management and cloud backup/restore
- Responsibilities:
- Planning discussion with business stakeholders & technical Team
- Involved in the capacity planning and User stories Estimation
- Status update on the various task to scrum master
- Preparation of High- and Low-level designs and reviewed it by development lead
- Architectural level design changes discussion with the development lead
- Coding as per the requirement using C#.NET standard and framework
- Developed UI pages with Xamarin forms using MVVM patterns
- Developed mobile user management features like signup, sign in, forgot password using AWS Cognito user pools and identity pools
- Developed user session management using AWS DynamoDB
- Developed web API and integrated it with Mobile APP
- Managing mobile app deployment life cycles
- Worked on iOS Demo APP for apple review process and production readiness
- Developed chat functionality with Five9 integration
- Responsible for code review of peer-developers in the team
- Supporting team members on technical and domain queries
- Demo presentation to stakeholders
- Environment: Xamarin forms, .Net Standard, .Net Framework, C#, Visual Studio 2019, Aws s3, DynamoDB, Cognito, Autofac, Azure DevOPs, Git and JIRA
Senior Full Stack Developer
Brightstar
Alpharetta, GA
10.2018 - 05.2020
- AppleCare self-service and contact center are angular based web application
- Self Service application is exposed to end subscriber while contact center being used by customer care representative
- Both the application streamlines claim fulfillment process and manages all aspects of the handset replacement program from subscriber enrollment to claim fulfillment
- AppleCare, an innovative software platform that combines information tracking, operations management, and data analysis capabilities to deliver an automated process for replacing damaged, lost, and stolen wireless devices
- In addition, coverage includes malfunction or mechanical/electronic failure beyond the manufacturer’s warranty
- The program includes the ability to pay premiums monthly, avoiding the consumer burden of having to pay for a one or two-year policy up front
- This enables customers to get their replacement phone in store and not have to wait while it is shipped to them through the mail
- The platform removes the burden of managing such a program while enabling faster adjudication and handset replacement services to wireless carriers and independent dealers have the ability to configure handset protection plans at the subscriber level, gaining a level of flexibility not available through competing programs
- Responsibilities:
- Sprint planning discussion with business stakeholders & technical Team
- Involved in the capacity planning and User stories Estimation
- Status update on the various task to scrum master
- Preparation of High- and Low-level designs and reviewed it by development lead
- Architectural level design changes discussion with the development lead
- Coding for the requirement using typescript and C#.NET
- Implemented Melissa address validation and auto complete for Japanese client
- Developed pages using HTML 5 and used two-way binding in angular
- Implemented SSO and token-based authentication using OAuth
- Developed angular modules, components, directives, pipes, and services
- Developed REST API using Web API
- Developed service façade and services using WCF
- Implementation of module specific data access layer using Entity Framework
- Unit testing using VS Unit testing framework
- Responsible for code review of peer-developers in the team using TFS
- Developed file upload mechanism using cloud storage
- Developed lambda to handle claim and fulfillment processing
- Developed chatbot for virtual claim processing
- Developed amazon connect contact flows for IVR application
- Developed module to take snapshot of a web page using JsPDF/HTML2Canvas and upload into cloud blob storage
- Demo Presentation to product owner
- Environment: Angular 7, .NET Core 3, C# .NET 4.6, Visual Studio 2017, IIS10, Owin middleware, Web API, Swagger, oAuth, Microservices, WCF, log4net, Entity Framework 6.0, SSDT, SQL Server 2014, AWS, TFS and JIRA
Senior Full Stack Developer
Brightstar
Alpharetta, USA
09.2016 - 09.2018
- HITS (Handset Issue Tracking System) is a web-based application, streamlines the claim fulfillment process and manages all aspects of the handset replacement program from subscriber enrollment to claim fulfillment
- Specifically, with HITS, Basic gains an innovative software platform which combines information tracking, operations management, and data analysis capabilities to deliver an automated process for replacing damaged, lost, and stolen wireless devices
- In addition, coverage includes malfunction or mechanical/electronic failure beyond the manufacturer’s warranty
- The program includes the ability to pay premiums monthly, avoiding the consumer burden of having to pay for a one or two-year policy up front
- This enables customers to get their replacement phone in store and not have to wait while it is shipped to them through the mail
- The platform removes the burden of managing such a program while enabling faster adjudication and handset replacement services to wireless carriers and independent dealers have the ability to configure handset protection plans at the subscriber level, gaining a level of flexibility not available through competing programs
- Responsibilities:
- Sprint planning discussion with business stakeholders & technical Team
- Involved in the capacity planning and User stories Estimation
- Status update on the various task at hand to clients on daily scrum meeting
- Preparation of High- and Low-level designs and reviewed it by development lead
- Architectural level design changes discussion with the development lead
- Coding for the requirement using C#.Net
- Worked on the Kendo Grid and Kendo Dropdown controls
- Used SQL Server Data Tools to generate
- Dacpac which has been used to generate DB Context
- Developed new controller & views for owned module
- Developed Business façade and service façade
- Developed WCF Service to expose API’s to be consumed by warehouse
- Developed financial API’s being consumed by third party applications
- Implementation of module specific data access layer using Entity Framework
- Using LINQ Pad to extract rows by joining with different tables which helps to generate seeding script
- Unit Testing of the code using VS Unit testing framework
- Responsible for online code review with development lead
- Responsible for code review of peer-developers in the team using TFS
- Developed migration script during upgrade of application from HITS2 to HITS3 on critical module
- Developed angular custom module and component
- Developed pages using HTML 5 and used two-way binding in angular
- Developed services in angular and consumed web API’s
- Demo Presentation to product owner
- Troubleshoot UAT and production Bugs and quickly provide solution to it
- Environment: C# .NET 4.6, Visual Studio 2017, IIS7.0, ASP.NET MVC, WCF, Enterprise Library, Entity Framework 6.0, SSDT, SQL Server 2012, Angular6, TFS and JIRA
Net Lead / Developer
HARMAN
Alpharetta, GA
03.2012 - 08.2016
Sr .NET Developer
Collabera
Bangalore, USA
12.2010 - 03.2012
Senior Software Engineer
Robert Bosch
Bangalore, Germany
04.2007 - 11.2010
Education
B.E - Electronics & Telecommunication Engineering
BPUTE university
AWS Certified Solution Architect - Associate AWS Certified Developer - Associate AWS Certified Cloud Practitioner PCAP - Certified Associate in Python Programming Exam 70-536: Microsoft .NET Framework 3.5 – Application Development Foundation - undefined
Skills
React 16 , Angular 8, AJAX, JavaScript, HTML, CSS, and XSLT
Xamarin Forms, ASPNET Webform, MVC, WinForms, WPF MVVM light
AWS s3, API gateway, Lambda, Cognito and DynamoDB
OOA/OOD, system analysis and design, and software development lifecycle
Microsoft Net Core 3, NET 48, 40, MVC 4, C# Net, WPF Development, Aspnet 40, Microservices, WCF Services, Web Services, REST, SQL Server 2016, Oracle 11g, Ajax, XML, XAML, HTML 5, TFS 2015, Java Script, JQuery, LINQ
Microsoft Net Framework 45/46, Microsoft Visual Studio 2019, and Object-Oriented Programming Concepts
Test Driven Development using Moq
Unit, integration and UAT testing
Microsoft extension dependency injection, Autofac and simpleIoc container
Python and selenium for web scraping
MVVM light messaging in WPF
Multithreading and Multicore programming using Task parallel Library
Web API Rest services
SQL Server Data Tools and Entity framework 60
DB design (SQL DDL & DML), procedural programming (stored procedures, triggers), T SQL, SQL Server Performance Tuning, and improvement
System study, interacting with business users, design, development, and implementation of applications
Medium to large-scale applications using N-Tier and Service Oriented architectures
SQL profiler for different levels of performance diagnosing, tracing, and monitoring SQL server Database instance
Data Modeling (Logical and Physical Design of Databases), Normalization and building Referential Integrity Constraints
Backend skills in creating SQL objects like Tables, Stored Procedures, Views, Indexes
Experience in each phases of Software Development Life Cycle (SDLC), concept to full implementation, and software design life cycle management implementation with Agile MethodologiesHave excellent knowledge in Energy, Finance and Automotive DomainExperience in Agile and SCRUM methodologiesUsed JIRA for ticket trackingUsed thirty party tools like Telerik, Infragistics, Firebug, Fiddler & SQL profilerEfficient in performing RCA (Root Cause Analysis), Impact Analysis, Effort EstimationDebugging & defect tracking/fixing skillsWell-versed with debugging techniquesDemonstrated leadership abilities and teamwork skills as well as ability to accomplish tasks under minimal direction and supervisionGood Analytical and Programming skillsGood interpersonal and communication skills, commitment, result oriented, hardworking and zeal to learn new technologies and undertake challenging tasksHas good experience in production support and interacted well with CustomersOrganized, detailed oriented and resourceful in the completion of projects with an ability to multitask and meet strict deadlinesGood understanding of designing Business Models using UML (Class, ER, Use Cases, Scenarios, Sequence diagrams, Flow Charts etc)Good understanding on SOLID principlesFamiliar with various coding standards and experienced in developing under CMMI Level 5 proceduresNet Core 3, NET 5, C#NET 46 and Net Standard Python
Xamarin Forms, ASPNET, WPF MVVM light, ADONet, WCF, Enterprise Library 50, MSMQ, Web API, REST, Entity Framework and Angular Dockers and container
Insurance, Energy, Finance & Automotive domain
HTML 5, ASPNET 40/35, MVC, JavaScript, AJAX, XML, WCF Services, jQuery, Angular8, React, CSS
Visual Studio 2019, Toad for Oracle, SQL Profiler, Fiddler, Rest Sharp, Postman, Infragistics, Kendo UI, LINQ Pad
SSDT, Swagger , SoapUI Jenkins Selenium and PlaywrightCertification
AWS Certified solution architect associate
Timeline
AWS Certified devloper associate
10-2022
Web Application Advisory
Fiserv
09.2021 - Current
AWS Certified solution architect associate
12-2020
AWS certified cloud practitioner
06-2020
Senior Fullstack Developer
Brightstar
06.2020 - 09.2021
Senior Full Stack Developer
Brightstar
10.2018 - 05.2020
Senior Full Stack Developer
Brightstar
09.2016 - 09.2018
Net Lead / Developer
HARMAN
03.2012 - 08.2016
Sr .NET Developer
Collabera
12.2010 - 03.2012
Senior Software Engineer
Robert Bosch
04.2007 - 11.2010
B.E - Electronics & Telecommunication Engineering
BPUTE university