Brazil

Non-Degree Program

Bachelor's degree

Mateus Maso

Staff Software Engineer

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• Migrating ride-sharing orders from legacy systems to commerce platform in Go at global trip-scale.
• Enabled the company to launch ride-sharing orders with 3P suppliers in UK cities.
• Mentored engineers, assisting in projects and ramping up inside the team.
• Interviewed candidates ranging from mid to senior positions.

• Integrating with Visa's payment system under TCP & ISO8583 protocols.
• Supporting scheme mandates for online card authorisation processing.
• Assisting with service modularisation / direct processing projects and observability tools.
• Redesigned card spending limit aggregations using Kafka streams and gRPC.

• Building banking services in Java and Scala for an UK based e-money institution.
• Designing APIs for on-boarding, card programs and balance transactions.
• Scaling the KYC flow by automating compliance steps with providers under PSD2.
• Handling MIP (Mastercard Interface Processor) messages in ISO8583.
• Contributing to the engineering culture through tech talks, on-boarding and hiring.

• Assisted on replacing the legacy app with a modular and event-driven Spring app.
• Designed an on-demand migration of 3M ledger accounts between financial services.
• Led the integration of two new card issuer providers for the virtual card program.
• Increased reliability of the 20K MAU legacy app with tests and canary release in Rails.
• Developed a checkout automation assistant for Chrome with React and Redux.

• Migrated AWS infrastructure to code using Terraform.
• Designed third-party integrations architecture with serverless.
• Enabled async message communication using Kinesis and SQS.
• Provisioned CI/CD pipelines for ECS and lambda services.
• Applied event sourcing strategy to enable webhooks and audit logs.

• Built an AI fashion platform using GraphQL, Elixir, Node and React.
• Designed a web architecture based on micro-services and functional programming.
• Setup the infrastructure and operations on the cloud using AWS and Docker.
• Helped the team during customer development and MVP launch.

• Launched web apps for the department of research and extension in Groovy and Grails.

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