About Sallo
Full Stack Software Engineer
As a senior software engineer with over 18 years of experience in the industry, I have had the opportunity to work on various projects for different customers in different domains such as Finances, Security, Public Transportation Electronic Payments and News. I have developed my skills in different technologies such as Java, Groovy, Python, Spring boot framework, etc. I have experience in building web applications using Spring MVC and Spring Boot, as well as building RESTful APIs.
I have experience in front-end development, including working with frameworks such as Bootstrap, Angular, Angular NgRx, Typescript.
In summary, I am a highly experienced senior software engineer with a strong background in software development, agile methodologies, and team leadership. I have a wealth of experience in various programming languages and frameworks, and have a good understanding of security and software development best practices.
AWS Solutions Architect
As an experienced AWS Solutions Architect, I am well-versed in designing, building, and deploying scalable and fault-tolerant systems on AWS. My hands-on experience with various AWS services such as Api Gateway, Load Balancers, VPN, EC2, S3, RDS, DynamoDB, Lambda, ECS, CloudFormation, and CloudFront allows me to design and implement optimized solutions for clients. I have a deep understanding of AWS services such as VPC, ELB, and EBS, and know how to leverage the benefits and limitations of each. My expertise in AWS infrastructure automation using AWS CDK, as well as my knowledge of best practices for security, network architecture, and storage on the AWS platform, sets me apart from the rest. I am also familiar with monitoring and troubleshooting AWS environments using CloudWatch, CloudTrail, and other AWS services. To top it off, I am an AWS Certified Solutions Architect, which demonstrates my expertise in AWS.
English
Native or bilingual
Portuguese
Native or bilingual
Remote only
Primarily works remotely
Experience
- AWS Solutions ArchitectAWS Solutions ArchitectHUMAN RESOURCESJanuary 2023 - Today (3 years and 5 months)Led a comprehensive AWS cloud infrastructure modernization initiative at Siemens Energy, implementing enterprise-grade solutions using Infrastructure as Code principles. The project enhanced security posture, optimized cloud costs, and established standardized deployment pipelines for both containerized and serverless workloads.As a Cloud Solutions Architect I have Designed and implemented robust Infrastructure as Code (IaC) solutions using both AWS CDK and Terraform, enabling consistent, version-controlled infrastructure deployments across multiple environments reducing infrastructure provisioning time by 70% and eliminated configuration drift through standardized templates. As security enhancements I systematically identified and remediated AWS Security Hub findings, improving overall security posture by 85% and implemented least privilege access model across all AWS services, utilizing IAM roles, policies, and permission boundaries. Drastically reduced infrastructure costs by 65% through strategic migration of non-serverless workloads to AWS Lambda and other serverless options, including API Gateway, DynamoDB and Aurora RDS.Stack:• Typescript (backend & frontend)• AWS Lambda (backend compute)• AWS DynamoDB (backend storage)• AWS CDK (cloud infrastructure)• AWS RDS (Aurora Mysql Database)• AWS CloudFormation• AWS ECS (Elastic Container Service)• AWS API Gateway• AWS Cloudfront• AWS CodePipeline (CI/CD pipeline for infrastructure, frontend and backend)• AWS Security HUB• Scrum• Visual Studio Code
- Senior Software EngineerSenior Software EngineerBANKING AND INSURANCENovember 2021 - Today (4 years and 7 months)Project DescriptionDeutsche Börse maintains rigorous security standards through a continuous vulnerability management program that identifies, assesses, and remediates cyber risks. We use advanced scanning tools and a Python pipeline that consolidates findings from multiple scanners and converts them into Jira issues. The security team follows a defined Jira workflow to prioritize and resolve vulnerabilities efficiently. Jira is further customized with Groovy scripts to enforce business rules and automate handling of exceptions, risk ratings, mitigation measures, due dates, responsible teams, permissions, and notifications. The solution emphasizes reliability, auditability, and timely remediation.Project RoleI analyzed requirements, aligned with stakeholders, and delivered optimized solutions. My work included gathering inputs, mapping edge cases, and evaluating alternative approaches. I implemented the core features primarily in Python and Groovy, writing clean, maintainable code and comprehensive automated unit tests. I regularly presented progress to stakeholders, iterated based on feedback, and ensured the solution met functional and compliance needs. After development, I coordinated rigorous testing and quality assurance before production deployment. I also handled production support, maintenance, and upgrades, troubleshooting issues end-to-end. Additionally, I provided technical guidance and mentoring to junior team members, promoting best practices in coding standards, test coverage, and DevSecOps workflows.
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Education
- B.SC. Computer SciencesFaculdade da Cidade2009
Certifications
- AWS Certified Solutions Architect – AssociateAmazon Web Services Training and Certification2022
- AWS Certified Cloud PractitionerAmazon Web Services Training and Certification2022