ABOUT ME

Software engineer, well experienced with C# .NET and Node.JS working with financial services, insurance services, delivery services, logistics services, QCommerce, e-Commerce, and integrations, for web and desktop solutions.

Currently working in OUTsurance Ireland Ireland flag , which is an insurance company in South Africa South Africa flag and Australia Australia flag . Based in Dublin, Ireland as a senior software engineer, working with C# (.NET 6/7), Docker, Azure DevOps, Cosmos DB, Terraform, Azure Service Bus, RabbitMQ, and other tools, building the billing and financial services for the Ireland project.

Previously worked in Talabat UAE flag (part of Delivery Hero Germany flag ), which is a QCommerce delivery company in MENA, based in Dubai, UAE , as a backend engineer, working with C# (.NET Core/5/6/7), Docker, AWS (SQS, SNS, Lambda, S3, SSM, EC2), Microsoft SQL Server, PostgreSQL, Terraform, ArgoCD, CircleCI and other tools on QCommerce tribe (formerly Grocery tribe) in Shopping Experience (ShopX) squad (formerly Finding and Shopping Team - FAST). Using TDD, DDD & SOLID.

Previously worked at BS2 bank Brazil flag , for an year and a half. During this period, participated on two teams (PIX and B2B/enterprises) developing the PIX (Brazilian Instant Payments system), also developing APIs and Open Banking integrations, and contact with B2B clients, regulatory agencies, other banks and technical teams from partners to provide the best solution for both sides! Using C# .NET Core, Microsoft SQL Server, RabbitMQ, supported by DDD architecture, SOLID, DRY & KISS principles.

I am excited to contribute my strengths and proficiency in innovation to your team efforts. As an extroverted and personable communicator with a proven track record in technical writing, my focus on building strong professional relationships has been a valuable asset throughout my career.

In the past, I worked with e-commerce for about eight years. Significant time using VTEX PaaS (Platform as a Service).

Work permit (no sponsorship required):

Portuguese passport - European Union
Brazilian passport - Latin America

Experience (in years)
12+ C# .NET	12+ .NET Framework	7+ .NET Core	8+ Node.JS (JS/TS)	16+ PHP
15+ MS SQL Server	16+ MySQL/MariaDB	7+ PostgreSQL	4+ MongoDB	2+ CosmosDB
7+ Elastic Search	8+ Redis	6+ RabbitMQ	2+ Apache Kafka	8+ AWS
2+ Azure	4+ Oracle 11g	16+ JS (Frontend)	16+ jQuery	7+ ReactJS
2+ Terraform	3+ Rust	2+ Python	1+ Go	1+ NextJS

Check out some projects I worked on:

Insurance platform (billing, collections & payments)
Food & Grocery delivery - Shopping Experience & Order Fulfillment
Digital wallet - development
Western Union integration/RPA for remittance across countries
Digital wallet (payments, transfers, remittance, balance, statement, mobile top-up, credit card)
SPI PIX - Brazilian Instant Payments System (Brazil - BACEN)
Open Banking / Open Finance (Brazil - BACEN)
Banking as a Service (BaaS)
Microservices culture
Distributed systems using RabbitMQ, Apache Kafka, Azure Service Bus
Gateway integrations with MaxiPago, Adyen and PayPal, Western Union
Internet banking project for B2B customers - development
VTEX (e-commerce PaaS), Zendesk (CRM) - integration
Sankhya / SAP (ERPs) - management, analysis, integration
Digital video platforms - development
Subscription learning platform - development
Database management
Agile methodologies
Software Development Lifecycle (SDLC)
General web development
Open Source Software (OSS) projects in C# .NET, PHP, Rust, and JS/TS, available at https://github.com/guibranco

Time coded:

* Coding since 2007 but stats available only from April 10, 2015.

WORK EXPERIENCE

OUTsurance Ireland (part of OUTsurance South Africa and YouI Australia )
(insurance services | +5000 employees) April/2023 - Now Senior Software Engineer / .NET Developer

Working in Finance & Billing project

Develop billing, collections, and payments scheduler system
Integration with policy administration portal
Building APIs and services with C# .NET 7, Azure Service Bus, RabbitMQ and CosmosDB
Setup infrastructure with IaC using Terraform
Agile culture & ceremonies using Scrum and Kanban over Jira and Azure DevOps

Talabat (part of Delivery Hero company)
(food ordering services | +16000 employees) Jan/2022 - March/2023 (1 year and 3 months) Software Engineer / .NET Developer

Working in Shopping Experience squad (former FAST - Finding and Shopping Team squad)

Improve search, offers, and shopping experience in Grocery tribe / QCommerce tribe
Migration from monolithic architecture to microservices architecture
Building APIs and services with C# (.NET 5/6/7), Amazon SQS, SQL Server and PostgreSQL
Configure backend for frontend (BFF) API gateway using KrakenD, Luna, and GoLang
DDD (Domain Driven Design) and TDD (Test Driven Development) approaches
Agile culture & ceremonies using Scrum over Jira

May/2021 - Dec/2021 (8 months) Software Engineer / .NET Developer

Working in Grocery Fulfillment Squad.

Improve the quality of fulfillment process by working together with all grocery tribe
Migration from monolithic architecture to microservices architecture
Item heartbeat/grocery catalog availability monitoring, providing pickers to set an item unavailable at handle & ship process
Item replacement allowing customers, pickers and back-office change unavailable items on an order
Robocalls, automated phone calls with Asterisk integration
Building APIs and services with C# (.NET 5), Amazon SQS, Amazon Lambda, SQL Server, and PostgreSQL
DDD (Domain Driven Design) approach
Agile culture & ceremonies using Scrum and Kanban over Jira

Syndigo
(product information management | +600 employees) June/2021 - Nov/2021 (6 months) Senior Software Engineer / .NET Developer

(Part-Time / Contract) Working in Customer Experience Hub (CXH) platform.

Integrations with Instacart and BestBuy
Improve the quality of code, fixing code smells and bugs
Building APIs and services with C# (.NET Core 3.1/.NET 5), Azure Blob Storage and SQL Server
Agile culture & ceremonies using Scrum and Kanban over Jira and Azure DevOps

FCamara group
(financial services | +500 employees) May/2021 - August/2021 (4 months) Senior Software Engineer / Node.JS Developer

(Part-Time / Contract) Working for FCamara, in the Open Banking / Open Finance project.

Developing IdP (Identity Provider), DCR (Dynamic Client Registration) R
Developing White Label platform
Integration with Banco Pan
Building APIs with Node.JS, Cosmos Db, Azure Service Bus
Agile culture & ceremonies using Scrum and Kanban over Azure DevOps

Grace Kennedy Group (The Bridge Social - consulting)
(financial services | +800 employees) Feb/2021 - May/2021 (4 months) Senior Software Engineer / .NET Developer

(Part-time / Contract) Working for Grace Kennedy Group, the biggest financial & food group in Jamaica and the Caribbean area.

Remittance integration with Western Union
Digital wallet system
Building API and Services with C# (.NET Core 3.1 and .NET 5), using CosmosDB, Microsoft Azure Service Bus, Entity Framework Core, Dapper, Application Insights, RPA (Robotic Procedure Automation)
Agile culture & ceremonies using Scrum and Kanban over Azure DevOps

Farfetch (Multivision - consulting)
(e-commerce platform | +6k employees) Dec/2020 - May/2021 (6 months) Senior Software Engineer / .NET Developer

Allocated in Farfetch, a leading global platform in the luxury fashion online market.

Being part of Search & Scouts team
Development of improvements in the search services of the platform
Development solutions using Kafka, Cassandra, C# (.NET Core), Elastic Search
Working side-by-side with the Data Scientists team providing data and schemes for our project
Agile culture & ceremonies using Scrum and Kanban over Jira

Banco BS2 (K2 Partnering - consulting)
(financial services | +2k employees) March/2020 - Jan/2021 (11 months) Senior Software Engineer / .NET Developer

Working for BS2 bank, a digital bank company in the special projects team, part of the financial services division.

Implementation of PIX/SPI (Brazilian Instantly payments - BACEN - Banco Central do Brasil)
Development of APIs and Services using C# .NET Core, Dapper, Entity Framework and DDD
Architecture of the CORE PIX and Indirect PIX solutions inside the BS2 Bank
Development of accounting system for Indirect PIX partners
Development of distributed systems using RabbitMQ
Deploy and development using Docker containers
Supporting internal clients in integration process
Agile culture & ceremonies using Scrum and Kanban over Azure DevOps

July/2019 - March/2020 (9 months) Middle Software Engineer / .NET Developer

Working for BS2 bank, a digital bank company in the B2B tribe, on API Banking squad.

Development of API banking product (https://devs.bs2.com) - BaaS (Banking as a Service)
Development of open banking project
Development of APIs and Services using C# .NET Core, Dapper, Entity Framework and DDD
Development of distributed systems using RabbitMQ
Deploy and development using Docker containers
Supporting clients in integration process
Agile culture & ceremonies using Scrum and Kanban over Team Foundation Services (TFS)

C&A Modas (Foco em Você - consulting)
(fashion company | +16k employees Brazil) Dec/2018 - June/2019 (7 months) Middle Software Engineer / .NET Developer / Node.JS Developer / System Analyst / Fullstack Developer

Working for C&A Modas, a worldwide fashion company with more than 16 thousand employees working on the e-commerce team, on the refund/reversal squad.

Development of integrations solutions using Zendesk, SAP, Oracle, and other internal systems
Automation of payment/refund process using Adyen gateway
Automation of process using C# .NET Core
Develop new features and APIs using Node.JS (Express & HAPI)
Develop of a unified library in C# .NET Core to be used internally by all teams, with commons & utils needs
Agile culture & ceremonies using Scrum and Kanban over Jira

Editora Inovação / Inovação Media Brasil
(content producer / online retail seller | +100 employees) Jan/2016 - Nov/2018 (3 years) Development Coordinator

Head of development in IT department. Managing developer's team, agencies, and associates.

Development of services and APIs using C# (.NET Framework 4.7/4.8/4.8.1 and .NET Core 2.1)
Implement SOLID principles
Implement Apache Kafka and RabbitMQ for distributed systems process
Implement Elastic Search and Kibana for log & metrics purposes
Development of an internal search engine using data from Elastic Search (clients, orders and orders items)
Deploy, evangelize, and speech of continuous integration and continuous delivery (CI/CD)
Development of integrations solutions
Development of RESTful APIs for mobile apps
Coordinate the development of a CRM system
DevOps culture
Agile culture & ceremonies using Scrum and Kanban over Trello and RunRun.It

Nov/2013 - Dec/2015 (2 years) Software Development Analyst

Development of paid subscription platform, integration with services and APIs, resource management.

Website development using ASP.NET C# .NET technology and MVC standard
Web API 2 (C# .NET) web applications for user data access (via client web application) and restricted access data management of other internal projects
Application development for product and order integration with the Smart Checkout / VTEX platform (SOAP web service / REST API)
Payment gateway integration - MaxiPago for subscription management
Management of triggers and procedures in Microsoft SQL Server 2008 database
Disaster Management / Automated Backup Plans on Microsoft SQL Server and Windows Server
Automated backup with Amazon Web Service (AWS) S3

Nov/2012 - Oct/2013 (1 year) IT Analyst / JR Developer

Develop content platforms, video portals, internal systems, and integrations.

Development of video portal using C# .NET language and MVC standard
Development of service integration tool (SOAP web service and REST API) in C# .NET
Monitoring and management of SQL Server database
Requirements gathering
Monitoring and management of SQL Server
Planning, modeling, implementation, and process documentation - ERP (Sankhya)

Nov/2011 - Oct/2012 (1 year) Internship - IT

Main help desk and support.

Development of emails marketings campaigns (coding, triggering, reports)
Formatting, maintenance and installation of micro-computers(Windows and Linux Ubuntu)
General software installation and configuration
Development of internal systems in VB.NET
Development of system (VB.NET) for management of digital PBX (Total IP)
Development of new features, tools, and bug fixes in existing projects (classic ASP and PHP)

Freelance Software Developer 2007 - Now Developer / Analyst / Consultant

Acting as an independent consultant for some companies, worked on some projects per contract/deliveries.

Development of portals and applications using: C# .NET, PHP, Node.JS, Bootstrap, Bulma, Materialize
One-off jobs, as a freelancer, using C# .NET, PHP, SQL, Node.JS and Rust
Consultancy
Integrations with VTEX (SaaS e-commerce platform) using C# .NET framework
Integrations with Sankhya (ERP) using C# .NET framework and Microsoft SQL Server
Integrations with payment gateways
EBAOH project - Products review platform with gamification