OverviewAs an Integrations Specialist, you will design, implement, and govern the API ecosystem to enable seamless integrations across our digital landscape.

You'll shape API strategy and work closely with cross-functional teams to align technical solutions with business objectives.

Your work will focus on security, governance, performance, and scalable API delivery in a dynamic, fast-paced environment.

This role offers the opportunity to influence how we enable digital partnerships at scale and drive innovation in API-led architectures.

ResponsabilidadesDesign, develop, and maintain APIs using WSO2 API Manager with emphasis on scalability, security, and availability

Define API contracts via OpenAPI, RAML, JSON:API and other standards

Implement API policies: authentication, authorization, throttling, logging

Develop and maintain API documentation for internal and external stakeholders

Establish and enforce API governance practices for consistency

Ensure security compliance (OAuth, JWT, mutual TLS)

Define API versioning strategies for backward compatibility

Monitor API usage to optimize performance and detect anomalies

Collaborate with cross-functional teams to design integration solutions

Work with DevOps to deploy APIs in CI/CD pipelines

Optimize API Gateway configurations for performance and reliability





Provide guidance on API-led connectivity and microservices architecture

Implement API monitoring/analytics with WSO2 Analytics, ELK, or similar

Troubleshoot performance issues and implement improvements

Define and track KPIs for API effectiveness

Align API strategies with business objectives; collaborate with product managers and architects

Stay updated on API industry trends and emerging technologies

Requisitos principalesFive+ years in API development/management with expertise in WSO2 API Manager

Strong knowledge of API design standards (OpenAPI, RAML, JSON:API)

Experience with API security (OAuth 2.0, JWT, API keys)

Proficiency in Java, Ballerina, Python, or Node.js

Experience with REST, GraphQL, and microservices

Hands-on experience with API analytics, logging, and monitoring tools

Knowledge of CI/CD, Docker, Kubernetes, cloud-based API deployments

Familiarity with message queues and event-driven architectures (Kafka, RabbitMQ)

Strong analytical and problem-solving skills

Excellent communication and collaboration abilities

Ability to work in an agile environment

Proficiency in Spanish and English

Experience leading API development teams or mentoring juniors

strong communication

collaboration

problem-solving

WSO2 API Manager

OpenAPI

RAML

📌 Integration Engineer (English Speaker) (Barcelona)
🏢 Melza Consulting
📍 Barcelona