E

Ernst & Young

Global professional services: consulting, assurance, tax

Ey – Analista Técnico Senior con experiencia en Pismo

Backend EngineeringUpdated on Nov 14
Full-timeBuenos Aires, Argentina

About the Job

Requirements

  • At least 5 years of experience in technology and integration roles such as Technical Analyst, Integration Analyst, Technical Business Analyst, or Integration Engineer.
  • Practical experience implementing or integrating Pismo is required.
  • Experience with REST APIs, JSON, and integration architectures.
  • Knowledge of Swagger/OpenAPI, Postman, microservices, and event-driven architectures.
  • Experience with information mapping and transformation, synchronous and asynchronous integrations, and troubleshooting.
  • Experience with mission-critical transactional systems.
  • University or tertiary education in Systems, Engineering, Technology, or related fields.
  • Ability to coordinate technical definitions with architecture, development, business, and vendor teams.
  • Intermediate or advanced English proficiency.

Responsibilities

  • Analyze Pismo architecture and integration mechanisms.
  • Survey and document REST APIs, events, batch interfaces, files, and data structures.
  • Build and maintain the API and integration inventory.
  • Analyze API contracts, including requests, responses, headers, errors, and versioning.
  • Work with Swagger/OpenAPI documentation and analyze JSON schemas and events.
  • Map existing interfaces to target interfaces and identify technical gaps and transformation or adaptation needs.
  • Perform source-to-target data mapping for synchronous and asynchronous integrations.
  • Participate in designing integration and orchestration components.
  • Document sequence diagrams and system interaction diagrams.
  • Prepare technical specifications for development teams.
  • Provide support during development, testing, certification, migration, and troubleshooting stages.

Desired Qualifications

  • Knowledge of AWS, Kafka or other messaging technologies, API Management, API Gateway, CI/CD, observability, logging, and monitoring.
  • Knowledge of Java or Go, API security, PCI DSS, Visa, Mastercard, or Visa DPS.

About the Company

Ernst & Young

Global professional services: consulting, assurance, tax

EY (Ernst & Young) provides professional services at a global scale, offering consulting, assurance, tax, and transaction advisory services. It serves clients across industries such as technology, media, real estate, hospitality, and construction. Instead of selling a single product, EY works with clients through tailored engagements where cross-disciplinary teams analyze challenges, design strategies, perform audits, help with tax planning, and assist with mergers or divestitures. What sets EY apart is its worldwide reach and integrated service model, industry-specific expertise, and focus on responsible business practices like sustainability, cybersecurity, and workforce flexibility. EY’s goal is to help organizations improve performance, manage risk, and achieve sustainable growth while building a better working world.

Company size
5,001-10,000
Company stage
Not listed
Total funding
Not listed
Headquarters
Boston, MA
Founded
1991

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