Gonzalo Gaspar Viñas

Digital Maturity Model
Architecture Assessment

CI/CD
Developer eXperience
Typescript/Kotlin based Software Modules featuring:

- Cache
- REST
- Sync/Async Messaging
- Event Bus
- Hexagonal Architecture
- Database Access
- Logging
- Tracing
- Online/Batch
- EDA
- Background Jobs

t venture with ArQuant ISV
AS/400 IBM i COBOL based Order Matching System (OMS) FIX protocol integration project
IBM 4i stack based solution, no SQL DB2, ACE, PowerData, MQ
KT and ALM
DFDL Message Transformations
FIX protocol SP2 Latest
ISO 20022
Maintenance Team Recruiting/Staffing
Software Architecture Document
Technical Stack Upgrade Learning Program
Unikernel, Pub/Sub

Company applications assessment and integration to SIEM
Syslog and other custom log parsing integration

- Fintech Enterprise Level
- Integrations
- Legacy
- Maturity Models
- Quality Attributes
- Technical Debt
- Development Teams Topology

Web based React/Ant based responsive modern multi perspective/layout UI
FIX protocol based integration with Bloomberg's Equity/Debt, FX, OTC and Futures markets
SCS oriented .Net Core based application architecture design and implementation
Scrum mixed squad contractors and company staff working side by side
Project management and Software Architect overseeing roles
Contractor screening and hiring

SAST Research, Budgeting and Buying
TFS Azure Devops and TFS onpremises and JIRA integration on KIWAN Cloud SAST service

Project Manager, Partner contractor, Budgeting
QA teams mentoring and staffing
GIT based CD/CI architecture design & implementation
Web and windows based desktop QA GUI Automation

- IT Assessment SLAs/SLOs - RTO/RTO
- DRP - Data Recovery Plan / B - Business Continuity Plan
- Multidimensional Risk Assessment
- Local Fintech Regulations

Qlik Sense BI product Enteprrise Integration
Enterprise data models assessment, reconstruction, documentation
ETLs, APIs integration
STS and OAuth security models

Progressive Web Application (PWA) based on Angular Framework
Web Assembly ZXing port
Azure Active Directory Identity/Authentication

Rearchitecting VPS based webservices to Azure Serverless (Functions) successfully reducing 24x7 to hit/based billing and elastic scaling on peaks load/hours:

- Entire solution design
- Azure setup
- API Gateway
- Comos DB Table Storage
- Visual Studio Code
- Github integrated CD/CI pipeline

- Azure functions + API Gateway
- Table storage persistence
- Automated deploy from GitHub actions
- Linux platform development
- Visual Studio Code environment

IT Capabilities, Architecture AS-IS/TO-BE
Transformation Roap
OPEX/CAPEX/TCO/Budgeting Planning
Cloud Partners Screening

- Microservices architecture style based on Docker containers
- JWT and OAuth
- JSON / Rest
- .Net Core based implementation
- Multiple data origins adapters: SQL/DB2 databases, Sharepoint and JIRA systems

Integrate desktop, web and mobile applications with MFA/2FA authentication flows and middleware backend/backoffice integration.

- Integration architecture design
- API development
- Deployment and monitoring operations follow up
- Manage soft-token mobile outsourcing development
- Provider hiring, budgets and SLAs

Mobile APP for ERP backend system on React Native technology for cost-effective outsourced development .

- Paper prototyping
- Wireframes
- iOS / Android platforms
- QR Code Business Selection
- Business Performance Charting, Portfolios
- Billing & Service Charges Tracking

- Full stack HTML 5 (javascript / websockets / CSS3) with .NET MVC 4.5 / IIS 8 / W2K12
- Business semantic events capture from backoffice legacy system & temporal decoupling using messages queues; eventual consistency (CAP Theorem)
- Smart bridging (CQRS) strategy for legacy OLTP system (black-box) integration without major performance hits
- UI automated testing
- Color schemes usability design / testing
- UX statistics analysis with mouse/pointer/finger tracking usability… Mostrar más

- Full stack HTML 5 (javascript / websockets / CSS3) with .NET MVC 4.5 / IIS 8 / W2K12
- Business semantic events capture from backoffice legacy system & temporal decoupling using messages queues; eventual consistency (CAP Theorem)
- Smart bridging (CQRS) strategy for legacy OLTP system (black-box) integration without major performance hits
- UI automated testing
- Color schemes usability design / testing
- UX statistics analysis with mouse/pointer/finger tracking usability
- Intranet social tools: sharing screen capturing, chat room, etc. Mostrar menos

Cordova MQTT plugin for iOS platform contribution

- Business Analysis
- Software Design & Implementation
- NodeJS / React Native Technology Stack

Custom push notification sound

Cordova plugin contribution

Contributor to Cordova community for SMS

- Natural Language Processing
- Requirement Elicitation Machine Learning
- Meta Programming DSL Design & Implementation
- Abstract Data, Event, Workflow and Constraints Domain Model based on DDD methodology
- Web & Mobile UI/UX

Brand new HTML 5 Web Frontend for a Windows Desktop ERP with custom T/IP 3-Tier backend and networking infrastructure consulting for migrating LAN to WAN access for a SMEs/SMBs Health ISV.

- NodeJS/REDIS technology implementation stack
- Multiple Devices
- Rendering and navigation Framework development
- Localization
- Generic regexp & custom fields validation
- Incremental search (suggestions dropdown) and on-the-fly field validations against… Mostrar más

Brand new HTML 5 Web Frontend for a Windows Desktop ERP with custom T/IP 3-Tier backend and networking infrastructure consulting for migrating LAN to WAN access for a SMEs/SMBs Health ISV.

- NodeJS/REDIS technology implementation stack
- Multiple Devices
- Rendering and navigation Framework development
- Localization
- Generic regexp & custom fields validation
- Incremental search (suggestions dropdown) and on-the-fly field validations against micro-services
- Widget dashboard customization (widget repository, per layout settings)
- Google Maps Integration. Initial addresses database batch convertion process to map coordinates
- profile photo capture from Webcam
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- SMEs/SMBs cotton wholesale enterprise needs to lower unnecessary costs due to lack of functionalities in their current legacy software solution. Meanwhile ing business with ad-hoc man driven processes using several tools.
- Business Processes: Offering, gin-run, take-up, settlement and shipment.
- Legacy system data migration and re engineering to new web based technology
- Migration from sealed source code (presumably visual fox pro)
- Black box use case reverse… Mostrar más

- SMEs/SMBs cotton wholesale enterprise needs to lower unnecessary costs due to lack of functionalities in their current legacy software solution. Meanwhile ing business with ad-hoc man driven processes using several tools.
- Business Processes: Offering, gin-run, take-up, settlement and shipment.
- Legacy system data migration and re engineering to new web based technology
- Migration from sealed source code (presumably visual fox pro)
- Black box use case reverse engineering + key business stakeholder refactor on the go
- 400+ man/hours project estimation
- Migration to open source technologies: git, node.js, html 5, ajax, postgresql
- Data center infrastructure migration to cloud, VPS and several ing services (google mail)
- Security infrastructure re engineering: software application security module development with LDAP integration + VPN access for internet access.
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- HTML5 / CSS3
- Full hand-made Javascript (ECMAScript 5/6) framework codebase
- Microsoft ASP .NET/MVC 4.5 and NodeJS 5 Express backend Integration
- Autogenerated, Custom or Hybrid screen layout design (Bootstrap/Google Material compatibility) using pure HTML micro-syntax
- CRUD + custom actions
- profile (picture) integration from Active Directory or custom otherwise
- Whole screen data (input text, pagination, position, columns ordering) persistence against… Mostrar más

- HTML5 / CSS3
- Full hand-made Javascript (ECMAScript 5/6) framework codebase
- Microsoft ASP .NET/MVC 4.5 and NodeJS 5 Express backend Integration
- Autogenerated, Custom or Hybrid screen layout design (Bootstrap/Google Material compatibility) using pure HTML micro-syntax
- CRUD + custom actions
- profile (picture) integration from Active Directory or custom otherwise
- Whole screen data (input text, pagination, position, columns ordering) persistence against backend.
- Components: Navigation bar, Toolbar, Popups Forms, Grid datasets (nested master/detail), Combos/Lookup Fields, Status.
- Widgets Workspace Area/Dashboard with Autonomous Widget design
- Backend infrastructure based on CQRS design pattern with REST services, Microsoft SQL Server, SQLite or Postgres databases.
- Internationalization & localization Mostrar menos

.Net 3-Tier based solution monolith migration to SCS/Microservices architecture style
CQRS/Event Sourcing
Doman Driven Design
RabbitMQ

Contributor to Node.Js community for Jasper Report - https://github.com/gonzalovinas/node-jasper

Evaluation:

- Object Technologies (Ruby, Smalltalk, and .Net)
- UI Technologies / Patterns / Usability Principles / Cognitive Ergonomics
- Open source / free / commercial code-base and integration software
- Database Technologies (RDBMS / NoSql / Object)
- Communication Technologies (custom HTTP, AMQP, XMPP, Websocket)
- Host Operating Systems (hosting, distributed notes IPC, file system performance, clustering)

Analysis:

- Concurrency, Parallelism… Mostrar más

Evaluation:

- Object Technologies (Ruby, Smalltalk, and .Net)
- UI Technologies / Patterns / Usability Principles / Cognitive Ergonomics
- Open source / free / commercial code-base and integration software
- Database Technologies (RDBMS / NoSql / Object)
- Communication Technologies (custom HTTP, AMQP, XMPP, Websocket)
- Host Operating Systems (hosting, distributed notes IPC, file system performance, clustering)

Analysis:

- Concurrency, Parallelism, Threads/Fibers
- CAP Theorem
- Data Denormalization / Replication / Eventual Consistency / Partitioning / Data View Model
- Event Sourcing / Event Reactor / SEDA / CQRS / Hexagonal Architecture Styles
- Domain Modelling, DSLs, SOA
- Message ing / Idempotent / Poisoning / Re-Processing / Distribution
- Web Full Duplex Communication (HTML5 / Websocket)
- Client / Server side-node execution space

Design / Implementation:

- Conceptual Architecture Blueprint
- Technical Implementation
* Biz Entities Migration
* Zero Config
* Self System Update
* Auditing
* Dynamic Adaptive Resource Allocation
* Authentication & Authorization
* Long Life Workflows
* Fail Fast / Self Auto Recovery
- Application Source Code Based Template/Factory
- Sample (scoped real business use cases) Financial Application Mostrar menos

Several MT messages
Template Engine Design
Microsoft SQL and .Net Technology Stack Implementation

- OOA/D, Distributed DDD, Anti-corruption layer API designs
- CQRS like approach for dispatching command on to Backoffice System and reading Delivery/Processing status
- WS API
- Asynchronious Logging
- Multiple message queue priority routing
- Multithread dispatching & U/Load threshold monitoring/control loop
- XSD schema validation per message
- Idempotent processing/delivery
- Manual undeliverable messages re-routing / re-processing

SVGA screen graphics sprites and backgrounds
OOP A/D Game Modelling, Runtime & Persistence
Implementations on Pascal, Delphi & .Net programming languages under Windows & DOS
Algorithms: 2D collision detection, projections, travelling salesman, LIFO/FIFO, Randomness, Recursion Optimization

Meanwhile I was at HighSchool & University I've spent the majority of my spare time doing deep R + D on the Operating System area.

Objectives:

- Operating System R + D
- Studied Operating Systems: Minix, Unix, Linux, Windows NT, IBM z/OS.
- Top Reference Study Material Authors: Tanenbaum, Woodhull, Silberschatz, Aho, Ullman, Hopcroft, Kernighan, Ritchie, Knuth, Dijkstra.
- Use of Open Source Tools

Achievements:

- Multitask Micro Kernel Design &… Mostrar más

Meanwhile I was at HighSchool & University I've spent the majority of my spare time doing deep R + D on the Operating System area.

Objectives:

- Operating System R + D
- Studied Operating Systems: Minix, Unix, Linux, Windows NT, IBM z/OS.
- Top Reference Study Material Authors: Tanenbaum, Woodhull, Silberschatz, Aho, Ullman, Hopcroft, Kernighan, Ritchie, Knuth, Dijkstra.
- Use of Open Source Tools

Achievements:

- Multitask Micro Kernel Design & Implementation
- ISO C Language Compiler Porting
- Pascal Interpreter Development
- Several Hardware Device Drivers Design & Implementation (Serial/Parallel Port, Mouse, Keyboard, SVGA Video Adapter, IDE ATA)
- for IAX-86 32bit i386 & Penitum MMX Extensions U
- Network T/IP Stack - OSI Implementation
- Interprocess Communication Design & Implementation: Mapped Files, Message Queues, Pipes - Concurrency Locking Mechanisms (MUTEXs, Monitors).
- POSIX Multitthreading Model
- COFF-based Process Image Model
- Ext2 FS, ISO 9660, Virtual File System (VFS) - Microsoft's FS (FAT16, FAT32) Implementation
- C/C++/x86 Assembler Source Code Solution
- Custom GUI Windowing Engine

Tools:

- DJGPP C Compiler Suite
- NASM x86 Assembler Compiler Mostrar menos

Multi threaded Delphi Windows Service + Service Control GUI
Custom HTML Parser for inspecting form fields
TXT, CSV Input Processing

Analysis and coding of program patches to by screen locks or trial days counts on a couple of games and tools like Winzip or Beach Race under Windows plataform.

Tools: x86 dissambler, Windows SDK, WinHex.

In this home project I've developed a C/C++ simple linear algebra library with a .Net framework based winforms frontend and implemented a few DSP algorithms for achieve a basic motion detector based on brightness change processing .MOV movie format.

Delphi, Perl/CGI, HTML on Windows 2000 Technology Stack Implementation
Multi threaded dispatcher + custom QoS bandwidth allocation algorithm and quantitative U thread allocation gain
Custom R + D algorithms for send policies (a.k.a trickery) of major MX servers had at that time (yahoo, google, hotmail)

PIC assembler & C programming languages, Circuit optimization, IC Welding

- Tic-Tac-Toe game using PIC micro-controllers from Microchip manufacturer, circuit, featuring case and game play design and implementation.

- Rotating LED scrolling message board