Brazil

Technical Product Management

Back-end

Community Management

Android Engineering

Development Operations

Architectural Engineering

Odair Bonin

Head of Engineering

Communication

Collaboration

Critical-thinking

Presentation skills

Leadership

Python

Canva

ChatGPT

Docker

Greenhouse

Java

JavaScript

Jira

Time management

Team player

Organisation skills

Introduce yourself, define mentoring expectations and goals. Learn and grow together.

General mentorship

Making remote and globally distributed teams work for you and your needs.

Working remotely

Talk to people who have learned to manage their imposter syndrome.

Dealing with imposter syndrome

Understand the process of training, motivating and directing your team members.

Managing people

How to create a positive workplace culture that drives collaboration and productivity?

Fostering a good team culture

Steps to building and maintaining a strong, cohesive and effective team.

Building an effective team

How to maintain trust, commitment, accountability deliver results while handling conflict

Avoiding common dysfunctions

How to determine what is a good balance of skill sets for your organization's needs

Building balanced teams

Tips for transitioning into a new role or company.

Changing roles

How to think about design career paths and what progression looks like for designers?

Design career path

Get actionable feedback on your resume or portfolio.

Resume and portfolio review

Practice HR, technical and behavioural interviews with mentors.

Practice mock interviews

Responsible for building and consolidating a strong engineering culture. 
Leading three areas: Quality, DevOps, and Software Engineering (aprox. 60 people)

Software engineering
> Structured teams around the user journey on the platform.
> Decoupled services from a monolith, scaling and migrating to an event-driven and serverless architecture.
> Implemented a firefighter rotation model to manage support tickets.
> Promoted a high-performance culture with a best practices board ("cornerstones"), including practices like "teams build & run" and "tech talks" for knowledge sharing.
> Stack: Python, Ruby on Rails, Kotlin, Vue.js, Postgresql, redis, kafka.

Quality
> Maintained high coverage of unit tests (>95%) and E2E tests (80% of features).
> Organized the testing pyramid with a strong emphasis on E2E testing using Cypress and Cucumber.
> Planned the integration of AI for creating complex test scenarios.

DevOps
> Transformed the infrastructure using Terraform for AWS.
> Created mechanisms for ephemeral on-demand test environments.
> Achieved high coverage of vulnerabilities identified in AWS Security Hub.
> Migrated feature toggles to a dedicated platform.
> Evolved CI/CD pipelines focusing on efficiency and team autonomy.

Team Leadership
- I lead a team of 6 senior software engineers in developing Nubank's technology stack (Clojure + Datomic + Scala). My responsibilities include defining the technical direction, hiring, conducting weekly one-on-one meetings, and collaborating extensively with cross-functional groups.

Hands-On Development and Data Analysis
- I engage in hands-on development using Clojure, Javascript and Python to automate processes, aiming for increased efficiency within my team. I also focus on bug investigation and production analysis (troubleshooting). Additionally, I work extensively with data, utilizing SQL and Google BigQuery to create reports and insights on engineering quality metrics for senior leadership.

Project Leadership
- I act as a project leader in the platformization of legacy services, showcasing my project management capabilities. I utilize scrum/agile development methodologies tracked using JIRA.

OKR Definition and Release Planning
- I played a pivotal role in defining OKRs and release planning in collaboration with product teams.

Engineering Quality Metrics
- I play a crucial role in defining and monitoring engineering quality metrics for the entire Business Unit. This includes managing critical services, monitoring with Prometheus and Grafana, and participating in on-call rotations within the team, ensuring 99.999% uptime.

Collateral Project 
- A noteworthy achievement is the Collateral Project, a prominent initiative where I led the development of independent platforms with a focus on using investments as collateral for loans. This project was instrumental in driving technical innovation and demonstrated my ability to lead complex, high-impact initiatives.

Actuate as Engineering Tech Manager of Credit Card Core services squad, within Credit Card Product Platforms BU.

My responsibilities include:
- Conduct efectives 1:1; 
- Mentoring and coaching engineers and tech leaders supporting their growth;
- Stakeholders management, 
- Strategy and OKRs definition, 
- Facilitate continuous improvement of team’s processes;
- Foster psychological safety and facilitate conflict resolution and performance issues;
- Ensuring our Software Engineering Principles, culture, and values for newcomers in a hyper-growth environment.

Tech Stack: Clojure, Datomic, Kafka, Flutter, Scala, AWS, DynamoDB, Prometheus, Google Cloud Tools (like BigData).

- Leading development process, architecture practices and software engineering tribe of 4 squads. 
- People management (software engineers, developers)
- Contributing with engineering community
- Responsible by enhancement and monitoring of e-commerce architecture stack: 
-- Angular frontend, NodeJS BFFs and Java SpringBoot microservices for systems.
-- Ansible script for CI/CD Pipeline
-- Swagger for documentation
-- Cucumber BDD Gherkin scripts for E2E and component tests
-- Docker, Docker-Compose scripts
-- MongoDB scripts
- On-Premises and AWS Cloud based applications
- AWS Lambda, CloudFront, and RDS configurations

Leading technical team to architect customer's digital transformation process using Lean principles and acting as technical leader, systems architect and senior developer.

• Enabling system architecture to collect user’s experience information of point of sales device (about 1.5MM devices); 
• Developing Spring Boot standalone application as message consumer for ActiveMQ Broker; 
• Implementing on device using IOT protocol MQTT to communicate devices to ActiveMQ broker using API Gateway to deliver information to Google analytics; 
• Developing automated end-2-end tests framework for point of sales device simulator using Spring Boot standalone, Cucumber(BDD), Appium, WindowsAppDriver; 
• Developing ReactJS customized frontend for test results report;
• Promote DOJOs and Tech Talks to team to align best practices like TDD; 
• Career coach for seniors developers;

Technologies involved:
Java 8, C++, Springboot, AspectJ, MongoDB, MQTT protocol, ActiveMQ broker, Sensedia API Gateway

Leading 4 squads (payments, marketplace, orders and campaigns) managing team members, participating actively on architecture decisions with team, monitoring systems and deploys and reporting to Manager and CTO.

• Helping team to choose best technology platform for turn off features of monolith system doing POCs with Python, GOLang, NodeJS and MongoDB;
• Career coach for scrum masters and developers (about 15 team members);
• Monitoring (NewRelic APM) critical applications like Checkout system, Order Management System, gateway payment integrations and anti-fraud system external integration;
• Following and reporting to Manager and CTO metrics of development team (KPIs and velocity);

Technologies involved:
Java 7, GOLang, PHP,  memcached, Redis, Kinesis (Stream), Lambda (Python), DynamoDB, Mysql, MongoDB, Ansible scripts;

Acting in the biggest e-commerce platform of latin america as a senior developer and tech lead responsible by my-account site session and customer support system front-end and microservices.


• Developing Spring Boot Microservices to serve customer operations (like cancel orders, change order informations, send confirmation emails etc); 
• Using TDD practices and developing unit test for microservices using JUnit and Mockito;
• Developing Angular 1.4 front end (My account session of site);
• Developing Ansible scripts to automate deploys;
• Monitoring (NewRelic APM) of system using New Relic;
• Responsible by develop team allocation;
• Career coach for developers;

Technologies involved:
FrontEnd: AngularJS 1.4; Twitter Bootstrap; Grunt; Bower;
BackEnd: Java; Spring MVC; Spring Boot; Spring JDBC; Spring Security;JUnit, Mockito, MongoDB

Acting as senior developer and team leader responsible by team allocation and report develop metrics to board of directors; 


Participating in design and architecture using microservices in WildFly server integrated in SOA services (ESB MuleSoft);
Developing backend APIs using JavaEE7 and JPA 2.1
Developing frontend using Angular 1.4 
Managing deliveries from development team
Features technical analysis (impacts)

Technologies involved:
FrontEnd: AngularJS 1.4; Bootstrap framework;
BackEnd: EJB3.2; JPA 2.1 (Hibernate 4); JBOSS (WilfdFly 7);
SOA: ESB MuleSoft

Participating in all the phases related to a software project: conceptualization, estimates, meetings with customers and suppliers, requirements analysis, technical analysis, data modeling, development, unit and integrated tests, monitoring user acceptance tests and deployment. 

• Technologies widely used JavaEE (EJB 2.1, Struts 1.2), JavaSE/JDBC (batch processing), Javascript, JQuery, Sybase, Web Services, SVN, Maven. 
• Focused on web development and some batch processing. 
• Used to work under pressure, but always keeping good quality in the releases. 
• Techtalks to developers about technology news

Technologies involved:
Java 5, standalone applications, servlets, JSP, JSF, EJB 2 and 3
JBoss 4.2
Sybase and Oracle databases

Participating in development and tests phases related to a software project:

• Developing web systems using JavaEE (EJB3.0, JPA, Struts 2) and JSF
• Developing Java applets for feature phones using Middlets, J2MEPolish and LWUIT
• Estimating length of development phase using UML diagrams to report design and impact analysis;
• Participating in design of best practices to acquire CMMI level 3;

Participating in java development and write documentations

• Development JAVA JEE, Web, Struts, Swing, Batch;
• Using JUnit to develop unit tests;
• Impact analysis of changes and write documentations;

• Computers maintenance; Software installations;
• Visual Basic 5 application development for department organization
• Classic ASP web development 
• Administration of tomcat web server and DBRMS (MySQL, SqlServer)

Odair Bonin🇧🇷