We are looking for a Senior Backend Engineer with strong experience building production-grade backend systems and scalable distributed architectures. The idóneo candidate will have deep expertise in Java, Spring Boot, Gradle, and microservices, along with practical experience supporting AI-enabled product experiences and LLM-based workflows.

Key Responsibilities

- Build and maintain production-grade backend systems.
- Develop backend features supporting AI-enabled product experiences.
- Design, develop, and maintain RESTful APIs following API lifecycle best practices.
- Build scalable microservices and distributed systems.
- Optimize system performance, scalability, and reliability.
- Design fault-tolerant services and implement performance-tuning strategies.
- Integrate AI/LLM capabilities into backend workflows and services.
- Collaborate with cross-functional teams to deliver reliable backend solutions.
- Contribute to technical decisions, architecture, and engineering best practices.

Must-Have Skills

- 5+ years of backend engineering experience with production-grade systems.
- Expert proficiency in Java, Spring Boot, Gradle,



and Microservices.
- Strong experience designing and developing RESTful APIs.
- Solid understanding of API lifecycle best practices.
- Hands-on experience with relational databases such as PostgreSQL or MySQL.
- Experience designing distributed systems and fault-tolerant services.
- Strong knowledge of performance optimization and system reliability.
- AI fluency, including:
- Working with AI-driven requirements.
- Integrating LLM-based workflows.
- Building backend features for AI-enabled products.
- Strong communication and cross-functional collaboration skills.
- Ability to work within US-based time zones (EST/CST).

Nice-to-Have Skills

- Experience with Kafka, RabbitMQ, or event-driven architectures.
- Familiarity with GraphQL, API Gateways, or hybrid API ecosystems.
- Experience integrating LLM/AI APIs, such as OpenAI or Anthropic.
- Previous remote contracting experience.
- Experience providing cross-functional technical leadership.

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📌 Senior Backend Engineer – AI-Enabled Products (Colombia)
🏢 Aspire, Jordan
📍 Colombia