Jonathan Siqueira Email and Phone Number

Establishing the client’s business strategy and technical needs.Developing IT solutions to meet those needs.Determining the cost implications of various solution options.Up-to-date knowledge of new cutting edge technologies around Single Sign-On, Mobile development, DevOps, Software ArchitectureFacilitate small to large group meetings for reviewing technical architecture, decision making and problem solving.Present and explain technologies to customers, guide them through requirements gathering and formulate a solution consisting of hardware, software, licensing, and engineering servicesGiving technical advice to clients and maintaining ongoing relationships with them. Oversee a team of 3 architects and 10 engineers Worked closely with stakeholders to understand business requirements and translate them into technical solutions.Evaluated and recommended new technologies to improve system performance and development processes.Mentored junior architects and engineers on architectural best practices and design principles. ineers, providing mentorship, performance evaluations, and career development.Drive the adoption of new technologies and best practices, including Java Spring boot, Rest API, Java, NodeJS, .Net Core 1.0/2.0/3.1/5.0, C# .Net, ADO .Net, NodeJS, GraphQL, Entity Framework 6.0, ASP .Net, MS VS .Net 2013/2015/2017/2019, WCF, MVC 4, ASP .Net, Web API, LINQ, Web Services, T-SQL, IOC Structure map, MS test and Bootstrap 3.0, Angular .Collaborate with senior leadership to define technical strategies and roadmap.Manage cross-functional teams to deliver scalable and high-performance software solutions.Implement and enforce architectural standards and best practices to ensure system reliability and scalability.

• Worked on .Net Core Code , Java,(Microsoft.Extensions.DependencyInjection) to AWS Deployment. • Worked on .Net 4.5• Worked on Lambda for Server less code, Integration with Dynamodb deploys and execution. • Worked on Angular 5.0, Used Components, Services, Pipe, Input Output Directive, Interface, Class etc• Worked on DynamoDB, Cassandra, Mongo db.• Worked on SQS (Simple Queue System), SNS (Simple Notification System Publish and Subscription of Message), SES (Simple Email Service-for External Emailing), Cloud Watch – for Checking Logs for Code, Cloud Formation Template for setting code infrastructure, Elastic Cache (Memcached 1.4 and Redis 3.2), AWS Api Gateway, Lambda for Serverless execution written in NodeJS, S3 Bucket Encryption with Tagging and Object level EventsWorked closely with stakeholders to understand business requirements and translate them into technical solutions.Evaluated and recommended new technologies to improve system performance and development processes.Mentored junior architects and engineers on architectural best practices and design principles.

Responsibilities:• Worked on .Net Core Code(Microsoft.Extensions.DependencyInjection) to AWS Deployment. • Worked on Lambda for Server less code deploys and execution. • Worked on SQS (Simple Queue System), SNS (Simple Notification System m– Public and Subscription of Message), SES (Simple Email Service-for External Emailing), Cloud Watch – for Checking Logs, Cloud Formation Template for setting code infrastructure, Elastic Cache (Memcache 1.4 and Redis 3.2),• Identify architecture and technology risks and initiated appropriate remedial action• Use GitHub for Control Code versions and Security.• Use of Jenkin for Automatic deployment to Lambda.• Used Cloud Foundry for hosting WebApi, Used Swagger for testing the WebApi Locally• Created and Consumed the Restful Service using WebApi for API calls (Included Security and Dependency Injection), Wrote Test Case using MOCK(FACT).• Moved core business logics into Model Controller from presentation layer and Implement in respected projects. Ensuring that corrective actions are implemented to prevent defects, based on causal analysis. Developing and Implementing the User Interface.• Defining and enforcing standards specific to the project.• Experience working in agile execution methodologies.• Development in Angularjs 1.4.9, Made use of Directives, Filter, Route Config, Controller, Services, Factory, Modules, Bootstrap.

• Experience development experience with Microsoft .Net Framework 3.5/4.0/4.5, Visual Studio 2013/2012/2010, ASP.Net, MVC 3, VB 6.0, VB.Net, ADO .Net, C#, SQL Server 2005, WCF, XML Web Services, XSLT, AJAX, Java, J2EE, Jquery, business objects / reports using Crystal Reports 7, 8.• Experience using Microsoft Enterprise Library for multi-tiered architecture. Experience in Task Planning, Task Estimate and Task Allocation in various Projects. Knowledge in Web Technologies like ASP .Net, Web Security.• Experience in Front End Development using AngularJs, BootStrap 3, and HTML5. Experience in Client Server Architecture, using Web API 2.2.• Expertise in Object Oriented Analysis, Design and development (OOP). Experience on .Net 4.0 using Windows Communication Foundation (WCF) REST Based, Language Integrated Querying (LINQ).• Strong understanding of Source code management using Team Foundation Server (TFS), Visual source safe, Package and Deployment, developing Help using HTML help Workshop, Database designing using SQL server, system documentation, and User guide. • In-depth experience in designing and implementing Web Applications using Service oriented architecture (SOA), including client-side scripting. Participated in all phases of the software development life cycle (SDLC).• Working on AWS cloud solution project to host applications into cloud. Knowledge of Subnet, VPC, RDS, and Cloud formation template.

• Involved in designing, developing and deploying the re-write of the application. Converting the Old asp application to the new Responsive application for Mobile and Tablets using Bootstrap and Angularjs and back end using 2013 Net MVC 3 and Webapi2.2. Created directives, filters in Angularjs.• Worked with ADO.Net Entity Framework for Object Relational Mapping (ORM) in .Net Framework and LINQ - LINQ to Object, LINQ to SQL. LINQ operation such as Filtering, Grouping, Projects, Ordering, Elements, Aggregation, Conversion etc.• Create Domain Class objects, Relational Database object and create Mapping to work with SQL database. Create DB context to make Connection Bridge with the database and DB Set to automate stranded CRUD operation. Implements Layers for Business rules, Validations and Database operation. • Database Model Class: Contain storage model Classes collection for database tables, view, store procedure and there relations. Domain Class Object: Contains conceptual classes Collection of each Table which is independent from database table with full qualified name.• Business Service Controller: Implements business logic layer as per the company standard to ensure all validation are made while database manipulations.• Implement Model View Controller (MVC) design pattern for objects inheritance, enhancing features, improve application ability, better performance, future enhancement and re-usability and better security authentication. • Test application and make sure all code and business logics are running without breaking application using structure Map and MsTest tools. Involved in Writing complex stored procedures, Performance tuning, SQL server Profiler. Coordinate with QA team to resolve ticket.Key achievement:• Successfully won a 2.3 Million dollar project for the company. Was there during the due diligence phase of this project. Got appreciation from Client.

• Optimize entire data-access system with replace ADO. Recoredset with ADO .Net in different layer. Data Layer: This Project will establish a bridge between Database and Application. It contains functionalities for Database Connection, Transaction, Data Adapter, Data Reader etc.• Data Collection: Contains Collection of classes for each Table. Data Objects: Child objects of collection which returns row with value of selected rows.• Data Access Objects: Standard methods to return command for Select / Insert / Update / Delete operations. Where Collection: Use this class to write Where condition and order by conditions. This will help to avoid errors.• Business Objects: Implements business logic layer as per the company standard to ensure all validation are made while database manipulations. Design more user friendly UI using Win Form VB .Net2005. Crates and shared assemblies.• Use MS Team Foundation Server (TFS) for Control Code versions and Security.• Implement Model View Controller (MVC) design pattern for objects inheritance, enhancing features, improve application ability, better performance, future enhancement and re-usability and batter security authentication. • Moved core business logics into Model Controller from presentation layer and Implement in respected projects. Ensuring that corrective actions are implemented to prevent defects, based on causal analysis. Developing and Implementing the User Interface.• Facilitating System Integration with other applications.

• Designed Win Forms for the given modules. Integrated data access through Microsoft Windows Application Blocks for Data Access, Used SQL server 2000 stored procedures for complex task of Purchase and Invoicing. • Integration experience of Third Party .Net Controls to Web Application. Designed various Crystal Reports using Crystal Reports for Purchase, payroll, and leave monitoring interface.

• Designed and developed user interfaces in ASP.Net and VB.Net. Programmatically Rename Images with Given Ids and Copy into Specific location. Designing and developing business logic and application code in ASP.Net, JavaScript, AJAX.• Developing SQL Queries and Stored Procedures. Developing System Design Documents, Prototype Design Document. Performing Unit, System and Integration testing.Key achievement:• This client based had additional feature better then outlook, like color coding for mails that has been read, this was directly link to the appraisal system the company had.• Was awarded the associated of the year 2007• Was awarded the associate of the Quarter