Software Engineer - Traffic & Platform Security

MercadoLibre
Brazil
Workplace: OnsiteFull timeFunction: Software EngineeringSkills: []

Design and evolve an authorization platform to ensure consistent access decisions across the ecosystem. Build and improve backend APIs, jobs, and services using Java, Go, Groovy, or NodeJS, architecting solutions for high concurrency and low latency. Model data across relational and NoSQL databases in cloud environments, and ensure reliability through observability tooling like New Relic and Datadog. Collaborate in a team focused on secure, high-impact systems for LATAM commerce and financial services.

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MercadoLibre
MercadoLibre
3 days ago

Software Engineer - Traffic & Platform Security

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Source: Company careers pageValidated by: Fursa AI
Last checked: 14 hours agoStatus: Live

Job Summary

Design and evolve an authorization platform to ensure consistent access decisions across the ecosystem. Build and improve backend APIs, jobs, and services using Java, Go, Groovy, or NodeJS, architecting solutions for high concurrency and low latency. Model data across relational and NoSQL databases in cloud environments, and ensure reliability through observability tooling like New Relic and Datadog. Collaborate in a team focused on secure, high-impact systems for LATAM commerce and financial services.
Location: Brazil
Workplace: Onsite
Employment Type: Full time
Job Function: Software Engineering

Key Responsibilities

  • •Design and evolve the Authorization Platform to ensure consistent access decisions across the ecosystem.
  • •Develop and evolve backend APIs, jobs, and services using Java, Go, Groovy, or NodeJS.
  • •Architect solutions for very high concurrency and low latency on critical transaction paths.
  • •Model data in relational and NoSQL databases balancing consistency and performance in cloud environments.
  • •Ensure observability and reliability by instrumenting services with New Relic and Datadog.

Key Requirements

  • •Solid backend development experience using Java, Go, Groovy, or NodeJS.
  • •Experience with high-concurrency systems and scalable architecture.
  • •Knowledge of relational and NoSQL database modeling.
  • •Proficiency with observability tools in cloud environments, including New Relic and Datadog.
  • •Familiarity with generative AI tools in the software development lifecycle.
Tech Stack:JavaGoGroovyNodeJSNew RelicDatadogNoSQLRelational databasesGenerative AI

Company Brief

MercadoLibre
Operates Latin America's leading e‑commerce marketplace and fintech ecosystem, offering online buying and selling, classifieds, payment processing, credit, and logistics services across multiple countries in the region.
Industry: Online Marketplaces
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: Buenos Aires, Argentina
Founded: 1999
Glassdoor
Glassdoor: 3.8
WebsiteLinkedIn