RAFAT KHANDAKER

Personal project in development, utilizing my knowledge in project management development & implementation of technological assets with my small personal budget. Developed project as freelancer using Java 8, 11 & 13 using Spring MVC restful web services, Oracle DB, Oracle SQL, MongoDB, .NET Core 3.2 worker services and Angular applications using Angular 11 and Angular 13. Architecting and Designing systems from custom built servers and executed deployment strategy with AWS cloud provider, CI/CD pipeline with Bitbucket Git Integration. Architected and designed internal and public facing virtual network security and routing. Implemented and strategized firewall rules and communication rules with Software Services for public facing cloud applications.

Project Freelancer: Developed product for freelancer services. Integrated strategic and effective UI/UX design strategy to attract freelancers & seekers. Developed front-end project with Angular 9, 11, 13. Using restful Java Spring Boot application, design effective patterns in development for flexibility and management of dependencies. Apply authentication/ authorization and auditing using Java services, incorporating SSO authentication and logging, restful templates. Incorporate meetings links and 3rd party API for process payments and manage invites with calendly.

Financial Market Analysis Project: Developed day trading strategies in financial market. Advertise strategy and engage in meetings to attract investors. Obtained $50k in day trading investments, developed .NET worker services to process stock market analysis using Alpaca API service with simulated brokerage account. Deliver and process reports into Oracle Database, design and execute stored procedures using PL/SQL, applying user security functions and user group association to data processing. Provide algorithmic effective strategies, develop reports to showcase simulated strategies of generating $15-30k per month revenue.

External Recon Reports: Design reports using Angular, .NET services, Spring MVC, Mongo DB & Oracle SQL. Executing PL/SQL functions from oracle database to extract reports using Spring Restful API Service using Java and Oracle SQL PL/SQL functions, applying user security. Cross apply data to user report security. Developed processing service to upload CSV files into SFTP service, designing organized folder-hierarchy convention for FTP storage. Organize data submissions using Mongo DB and .NET worker services to process queue, providing ETL functions into Oracle DB to extract CSV, process CSV files using Entity Framework, LinQ with Oracle SQL.

• Implemented and adopted cloud technologies and best practices for automation, configuration, monitoring and platform scalability.
• Worked collaboratively with stakeholders to resolve technical roadblocks.
• Defined strategic plans and kept business on track to meet objectives.
• Set and implemented strategic goals and initiatives to align company with mission, values, and vision.
• Drafted a business plan that outlined company goals and objectives.
• Coordinated with web developers to create website and product pages.
• Established strong relationships with vendors to ensure quality products at competitive prices.
• Managed the daily operations related to customer service, inventory management, and marketing.
• Performed detailed financial analyses to identify and address areas of potential concern.
• Developed print advertising, social media campaigns, and networking events to deliver messages to target audience.
• Kept operating expenses low with good business controls.

William Sonoma Inc Client Project (3 Months):

Sr. Software Engineer in an Agile team for delivery management. Developed business application in angular 10, using vanilla JS and reactive components/ routing / routing parameters, re-usable forms and templates with dynamic interoperability with back-end HTTP client functionality. Back-end API project integrated with Swagger documentation. Involved in client project developed in Vue JS / Spring MVC with 30/70 split between front-end to back-end development work on large scale front-end microservices applications.

• Developed Proxy routing on Front-End Microservices project in Vue JS, using Node JS and handling routing via proxy calls to localize and parameterize ecommerce platform for US and Canada regions while migrating resources into new microservices project
• Developed projects using Agile and TDD in front end java script projects, unit testing libraries etc.
• Developed on Back-End Spring MVC project to handle multiple content-blocks published by Adobe Illustrator as promotions for ecommerce banners and advertisements
• Developed project in Spring MVC using Java 8, 11 & 15 with both Integrated testing and Unit testing using Bedrock API testing, sonar cube code coverage and automated deployment with GitHub and Jenkins.

Dell Client Project (3 months):

Sr. Software architectural analysis and design improvement for performance using analysis tools and documentation as a part of Dell's SWAT extension team on large scale micro-services .NET architecture and design services. Angular front-end microservices scalability analysis.

• Developed strategy and documentation for performance enhancement in Front End UI, Angular 13 application.
• Developed Strategies and solutions using documented references based on analysis and justifications.
• Design Process in .NET 5 using C# with high end microservice processing, using approximately 100 .NET microservices tracking data processing from multiple vendor database.
• Documented analysis using chrome debugger tools for UI performance and justification documents for architectural changes.
• Test flow of application and documented analysis using step by step procedure and recommended changes for page-by-page enhancements.

Tech Lead for large project within a financial firm. My goal is to provide clients with a stable platform and continuous feature release while stabilizing technological assets in SQL and migration into new Angular, Dot Net technologies. Project involves SQL Migration, API Migration, Angular Migration within Asset Tracking application with workflows involving back-office users.

SQL Migration Project:

• Documented decoupling stored Procedures strategy and decoupling SQL instance for scalability
• Decoupling nested stored procedural logic and architect design with Apache Kafka for sql migration.
• Discuss SSIS package strategy for managing data amongst SQL database instance and maintaining consistent data.
• Managed and lead strategy team with offshore developers.
• Strategized & coordinated with Microsoft SQL experts to design query performance optimization & tuning process effectiveness.

Front End Project:

• Developed security authentication flow to unlock front end projects to key developers, admins and backoffice users. Allowing application access to members of active directory grouping.
• Managed front end team of 4 developers to allow fluid transitions and UI designing.
• Developed key tables for Op users, allowing CRUD operations effect with API endpoint technologies.
• Provided migration support for Angular 8, Angular 11 and Angular 13.

Middle Ware Project:

• Migrated 80% of Tibco EMS services into Dot Net Core microservices.
• Developed documentation between Tibco EMS service and Dot Net Core microservice to maintain parallelism of logic and deployment strategy.
• Integrated .NET 5 and .NET core projects with DevOps scripts and pipelines with Git-Hub, Team city and Octopus deploy.
• Integrated Unit Testing methodologies to secure logic consistency with Dot Net Core microservices with automated deployment testing scripts, incorporating C# best development practices.

Front End and Core Engineer for Financial Interface Gateway, internal hybrid cloud service. Developed worker services for pre-ETL and post-ETL batch process to upload transactional records into Oracle Cloud provider data warehouse. Retrieved Analytics reports from Oracle Cloud to financial clients, managing financial transaction history and compliance regulations for transaction data retention policy. I was responsible for migrating legacy service into new Angular 8 and .NET core applications with a maintained security baseline of support. I integrated development with Entity-Framework using Oracle DB. I engaged in team building process, Continuous development and integration of tasks into deployment environments. Stabilized team project as lead to encourage junior developers to maintain structural pattern and changes. Developed streamline and re-usable functionality and pattern to accelerate development of service. Engaged in support team to track internal audits and documentation and application failures in large serviced oriented structural services.

Service Oriented Project:

• Self-management of project and tasks utilizing Confluence & Jira Board to organize and track activity, using Bit Bucket for check-in tasks.
• Management of logging and audit controls to track requests and files being transferred and audited into Oracle Cloud Services.
• Implemented strong practices of tactical and component style design pattern in development.
• Adhere to strong Security framework & policies with internal bank compliance in development and communication between cross platform teams for support.
• Adhere to strong Security framework & policies with internal bank compliance in development and communication between cross platform teams for support.
• Developed UI support for ADA compliance in Front-End Angular 8 applications and legacy WCF applications.
• Developed a common use factory and classes in dot-net to handle connection to Oracle DB, support for .NET logger for auditing and tracking application failure in live environments.
• Integrated & migrated old WSDL Web Services into modern Web – API services.
• Supported continuous deployment schedule of project tasks into live testing environments, supported migrating process from Waterfall to Scrum methodologies.
• Supported continuous deployment schedule of project tasks into live testing environments, supported migrating process from Waterfall to Scrum methodologies.
• Strong UI understanding of re-usable component style, integrating security to UI, with strong debugging talent utilizing chrome.
• Supported Legacy Web Forms application in C#, ASP.NET and VB.NET.

Full stacks engineer, supporting a large integrated project as a media content developer (over 2.5 million lines of code). Technology is used to deliver quality media streaming as a content provider to vast media providers world-wide: including BET, MTV, MTV2, Nickelodeon, Comedy Central, CMT, Bellator & Paramount Pictures.

Micro services style component driven architecture:

• Using concepts of MVVM modeling using Angular 6 & 7 with Typescript & Knockout JS
• Integrating Basic Authentication tokens & for SSO authentication and API Security
• Windows services development
• Source Control in Git Stash with Jira Project Management.
• Strong C# Core API development using MVC
• Sequel Workflow Development (SQL): (Stored procedures, User Definition Functions, Triggers)
• Deployment in Jenkins, integrated with cloud infrastructure: Microsoft Azure DevOps environment

Strong Security development practices including:

• SSO authentication & integration to AD-DS LDAP (IDAAS) service
• Robust Application Design
• Application Error Logging
• Layering muti-level authentication process and access into resources
• Dual Factor Authentication Service
• Workflow failure auditing and tracking
• Integrated Domain Group Policy Object in development
• Permission based Workflow Escalation and parallel development with Core Business functionality

Completed 4 Projects, developing application for small business owners to sell products & keep inventory count. Developed application for internal business "sales management." Developed Application for. Internal business "Job Search & Placement.

• Committed to completing 4 projects using versatile technologies in .NET, including legacy applications
• ASP.NET WCF, create designing database architecture, stored procedure queries, T-SQL, implemented coding in C#, VB, Designed Pagination, Grid-View control, Filtering, Sorting, Repeaters
• MVC project using ADO.NET, Entity Framework, LINQ, Ajax calls between table queries, rebinding & appending tables with search bar
• Configuration between key JavaScript files, using Render script tags in layout page for best practice
• Developed Projects in Building Back-end API service, Using Entity-Framework, ADO.NET project build
• Built Front-End project using Html5 pages, Bootstrap, CSS3, AngularJS for callbacks between pages, data-bind models (1 way & 2 way), Page routing with layout page and View tag directives
• Developing pages, binding models to view with HTML helper, Bundle
• Configuration of Unity 3 for dependency injection and project long term maintenance
• Libraries, factories, email service, login service, Business Flow tasks
• Developed Application project using Angular 2, Node JS, Node express & MongoDB.

Developed applications for Business Intelligence using remedy web service, developed Surveys & SSRS reports. Developed IVR call flow system, connecting to back-end API service & SSRS reports for app effectiveness. Developed Admin pages for existing applications connecting to LDAP services & Windows login. Maintenance tickets for normal application bug-fixes, SSIS package fixes, etc. Developed real-time application Telematics using .NET API for tracking Field Service Technician Delivery and improve service availability.

• Developed Comcast NPS survey and NPS Survey reports for supervisor/regional managers to track internal performance review of IT Support team, integrating SAMS-Remedy service and review for resolved tickets
• Maintain strong coding talent & implement best practices in security & tactical designing, logical architecture & modeling
• Keeping clean working canvas with source-control
• Daily Organization, Event Planning, participate in meetings & conference calls with various Comcast branches for developing projects
• Developed & supported applications for clients throughout Comcast Intra-Network to enhance business relations, productivity & consumer support
• Developed Web Forms application in C#, ASP.NET and VB.NET with Razor support
• Deployment and project management tools, using Microsoft TFS (Team Foundation Server)
• Microsoft Server Management 2003, 2008, 2012, 2014 & 2016
• Supported Java Web Applications using JSP Servlets, Spring (boot, MVC, Hibernate, Security, Mongo
• Resolved Dependencies with both Maven
• Deployed & tested applications in Tomcat server 7.0 / 8.0 /8.5 & 9.0
• Daily Organization, Event Planning, participate in meetings & conference calls with various Comcast branches for developing projects
• Enhanced application user interface, using JavaScript libraries & enhanced efficiency of data process between client-server communication
• Support server-side applications for members of IT administration to enhance productivity within client-side technology sector
• Supporting server-side technologies, load balancing, IIS server configuration, web-farms architecture
• Developed Eclipse Avaya Orchestration project using Java 8 (Thym-leaf), used builds in both Maven & Gradle with Groovy
• Supported Tomcat Servers with Mutual Authentication between Tomcat & IIS Servers using SSL certificates, extraction & tested with Chrome debugger & fiddler

Received Mentorship from Professional Senior Software developers in Project management

• Worked on Java & Android development projects using Trello-Board, Git, SDK & IntelliJ
• Developed Java & Android applications using Web Hooks; HTTP callbacks & API implementation
• View Model structure & interaction; recursive functions & developing creative, clean coding
• Competed in the program with JavaScript & Core Java algorithmic challenges
• Entered competition Android development Hackathons, developed Android Applications in API marshmallow (6.0) & Nougat (7.0) using UI navigation, Widgets, Layouts, API Callbacks, Fragments, Views
• Horizontal & Vertical Recycler Views, Menu bars, animation integration, SQLite, Android Lifecycle, Drawer layout, Async-Tasks, Multi-Thread Handling, Child-Thread Handling, Serialization, Notification Service
• Libraries: Cupboard, Butterknife, Retrofit.

Skills: Powershell · Batch Programming · Technical Support · Active Directory · Network Share · Printer Configuration · Enterprise Domain Migration · SCCM · Windows XP · Windows 7

Skills: Windows 7, CE, XP Troubleshooting, Android Tablets Configuration, Soldering, Replacing hardware, electronic repair. Payment transaction system repair for taxicab payment systems.

Skills: Cisco VOIP Phone replacement, reprogramming and installing migration of office phones and user training.