Cleisson de Oliveira MouraSenior Software Engineer
EN

Experience

Experience

A detailed view of the teams, systems, and outcomes behind my software engineering work.

Core focus

Backend EngineeringCloud InfrastructureDistributed SystemsSystem DesignScalability & Performance
7
Recommendations
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Professional Experience

  1. Productera LLCFull-time | United States - RemoteMay 2024 - PresentLatest roleSenior Software Engineer - Encore Project

    Productera LLC

    Senior Software Engineer - Encore Project

    Jul 2024 - Present

    • Migrated a Django monolith to microservices using Kubernetes (EKS) and Python, improving scalability and deployment reliability.
    • Designed cloud-native services leveraging AWS (RDS, Bedrock, SSM, SQS, EventBridge, EKS).
    • Migrated infrastructure from Terraform and Helm to AWS CDK, standardizing infrastructure as code.
    • Built and maintained CI/CD pipelines with Octopus Deploy, Kubernetes manifests, and shell automation.
    • Architected event-driven systems using SQS and SNS, background workers, and Redis for caching and distributed processing.
    • Developed AI-powered features including audio transcription, content highlighting, and data transformation.
    • Integrated LLM providers such as OpenAI, Perplexity, and Anthropic (via Bedrock) for analysis, summarization, and automation.
    • Designed scalable architectures, defined service boundaries, and led implementation planning.
    • Collaborated on user-focused features, ensuring performance, compliance, and reliability in production environments.

    Software Engineer - ThirdEdition Project

    May 2024 - Jul 2024 (2 months)

    • This project provided invaluable experience in technology decision-making, comprehensive system infrastructure planning, and front-end development.
    • Planned and structured the system infrastructure using AWS services.
    • Employed Terraform to manage and control AWS infrastructure development.
    • Developed the entire front-end structure and made all technology decisions.
    • Contributed to backend development.
  2. MeMima.com.brFull-time | Brazil - RemoteJul 2023 - Feb 2025 (1 year and 8 months)Latest roleSoftware Engineer

    MeMima.com.br

    Software Engineer

    Jul 2023 - Feb 2025 (1 year and 8 months)

    • This early-stage startup experience taught me how to launch a product and drive adoption.
    • Reached over 2,000 active users within a few months.
    • Introduced innovative features to ensure continuous product development.
    • Led strategic planning and collaborative project ideation.
    • Integrated payment gateways and chat functionalities.
    • Improved user flow and recommendations using graph databases.
    • Delivered a robust and scalable cloud infrastructure on AWS.
    • Leveraged AWS AI services for photo processing workflows including age verification and facial recognition.
  3. Avanti E-commerce & Digital MarketingFull-time | Florianopolis, Santa Catarina, BrazilAug 2022 - May 2024Latest roleSoftware Engineer (Remote)

    Avanti E-commerce & Digital Marketing

    Software Engineer (Remote)

    Feb 2024 - May 2024 (3 months)

    • Planned and developed an e-commerce mobile application built with React Native and Expo.

    Software Engineer (Remote)

    Jan 2023 - Jul 2023 (6 months)

    • Successfully developed and deployed mobile applications for major brands.
    • Developed and maintained software for 150+ users, including applications for GOL, Kopenhagen, and Intelbras on App Store and Play Store.
    • Built and maintained APIs with Django and Django REST Framework using PostgreSQL and Heroku.
    • Integrated Firebase Analytics, VTEX Orders, WordPress, and RD Station.
    • Created a notification system with AWS SNS and SES, Celery, and Firebase Cloud Messaging.

    Intern Software Engineer (On-site)

    Aug 2022 - Jan 2023 (6 months)

    • Joined the research, development, and innovation team.
    • Worked with the VTEX framework for e-commerce development.
    • Developed a mobile application from scratch.

Recommendations

Recommendations received from colleagues and leaders.

  1. Valeriia KruchininaJuly 9, 2024, Valeriia managed Cleisson directly

    AI Product manager | Transforming industries with AI solutions | Technology enthusiast 🚀

    I was the product manager on a project where Cleisson worked as a front-end, or I would even say full-stack developer.

    I was impressed by how quickly and efficiently he worked. He was also deeply involved in the project and proposed solutions that significantly improved the user experience. I was delighted to work with such an amazing professional like him!

    View LinkedIn profile (opens in a new tab)
  2. Cristian KarstenJuly 17, 2023, Cristian managed Cleisson directly

    PMI-ACP® | Sales Engineer at Avanti

    I led Cleisson for around nine months in the research and development department, and overall it was a privilege to know and work with him. From the start, he embraced the challenge of building a mobile-first application from scratch, which he executed with expertise and quality far above other professionals I have met. Overall, he is one of the developers with the highest future potential I have ever worked with.

    View LinkedIn profile (opens in a new tab)
  3. Gabriel LoboApril 20, 2023, Gabriel was senior to Cleisson but did not manage Cleisson directly

    Software Engineer | DevOps | Python | Django | React | TypeScript | AWS | Software Developer | Fullstack Developer

    It is with satisfaction that I express my admiration for Cleisson's competence and commitment. He shows constant interest and enthusiasm in understanding the challenges that are presented to him, being extremely proactive and curious in the search for knowledge.

    I reinforce my recommendation to Cleisson as an exceptional professional! He dedicates himself intensely to each activity, always aiming to deliver high quality results.

    View LinkedIn profile (opens in a new tab)
  4. Andrezza de Melo TroianJuly 14, 2023, Andrezza worked with Cleisson on the same team

    Product Owner | PSPO I | Gestão de TI | E-commerce | Gestão de Produtos Digitais

    I recommend Cleisson as a talented developer with whom I had the pleasure of working. While managing the team, I was able to witness his impressive technical ability and commitment to excellence. Cleisson was essential to the success of the projects, contributing with his expertise and collaboration.

    View LinkedIn profile (opens in a new tab)
  5. Matheus GoulartJuly 14, 2023, Matheus worked with Cleisson on the same team

    Full Stack Web Developer

    It is with great satisfaction that I recommend Cleisson as a React Native developer. I had the pleasure of working alongside him on several projects, and his expertise in this area is impressive. Cleisson has deep technical knowledge, solid development skills, and meticulous attention to detail. His ability to build high-quality applications using React Native is remarkable. In addition, Cleisson is an extremely collaborative team member, always willing to share knowledge and help colleagues. I recommend Cleisson without hesitation as a highly competent React Native developer.

    View LinkedIn profile (opens in a new tab)
  6. Vinicius Dos Santos BuenoJuly 14, 2023, Vinicius worked with Cleisson on the same team

    Desenvolvedor fullstack

    I worked with Cleisson in the same internship program and in the same department. He always stood out as an example of dedication, responsibility, and quality in development. It was a pleasure to work with Cleisson and I recommend him 100%. His work ethic, skills, and collaboration make him an outstanding professional.

    View LinkedIn profile (opens in a new tab)
  7. Luísa FoppaJuly 14, 2023, Luísa worked with Cleisson on the same team

    FrontEnd Developer | Software | Javascript | Typescript | Web Developer | React | NodeJS | GraphQL | SEO

    Cleisson is an excellent developer and had a very good relationship with everyone on the team I worked with. His communication is exceptional, and his organization and dedication to delivering projects are admirable. Considering the qualities mentioned, he has great potential to join and bring success to any team and project.

    View LinkedIn profile (opens in a new tab)