Senior Node Back End Developer

Company Overview: Lean Tech is a rapidly expanding organization situated in Medellín, Colombia. We pride ourselves on possessing one of the most influential networks within software development and IT services for the entertainment, financial, and logistics sectors. Our corporate projections offer a multitude of opportunities for professionals to elevate their careers and experience substantial growth. Joining our team means engaging with expansive engineering teams across Latin America and the United States, contributing to cutting-edge developments in multiple industries. Currently, we are seeking a Backend Developer to join our team. Here are the challenges that our next warrior will face and the requirements we look for:  Position Title: Backend Developer Location: Remote - LATAM What you will be doing: We are seeking a Senior level Back End Developer to join our growing Platform Engineering & Innovation Lab teams. This role is ideal for a developer with a strong JavaScript/TypeScript background (Java experience is also acceptable) and hands-on experience with infrastructure, DevOps, and security practices. This position offers a unique opportunity to work on the development of frameworks and templates for scalable applications. The team is small and highly collaborative, sharing resources between platform engineering and AI innovation initiatives. The team spans across North America, South America, and India.

• Develop and maintain scalable back-end services using JavaScript/TypeScript (or Java).
• Design and implement frameworks and templates for JavaScript and TypeScript applications.
• Work with NoSQL databases (Elasticsearch) and relational databases (MySQL, Postgres, or Oracle).
• Deploy and manage applications using Kubernetes and Docker.
• Implement messaging systems using Kafka and Amazon's RabbitMQ equivalent.
• Optimize and secure applications by applying DevOps and security best practices.
• Collaborate with the innovation lab to integrate AI frameworks and drive AI-focused development.
• Work closely with the team to ensure independent problem-solving while maintaining structured support for project goals.

Required Skills & Experience:

• 5 years of experience in backend development with JavaScript/TypeScript.
• Strong expertise in Node.js and modern backend frameworks.
• Proficiency in MySQL or other relational databases, including schema design and query optimization.
• Experience with Elasticsearch (or similar search technologies) and caching solutions like Redis.
• Solid understanding of event-driven architectures and experience with Kafka, RabbitMQ, or similar messaging platforms.
• Expertise in developing RESTful APIs and gRPC services.
• Experience working with Snowflake or other cloud-based data warehouses.
• Hands-on experience with Kubernetes and Docker for container orchestration and deployment.
• Knowledge of Infrastructure as Code (Terraform or similar).
• Familiarity with cloud providers such as AWS, GCP, or Azure.
• Strong problem-solving skills and ability to work in a fast-paced, collaborative environment.

Nice to Have:

• Experience with microservices architecture and distributed systems.
• Familiarity with monitoring and logging tools like Prometheus, Grafana, or ELK stack.
• Knowledge of security best practices for backend development.
• AI experience: LangChain or similar. Or any AI experience in general.

Soft Skills:

• Excellent problem-solving and analytical skills.
• Strong communication and collaboration abilities, with the capacity to work effectively across different time zones.
• Demonstrates a willingness to learn and grow.
• Highly motivated to build upon existing work and set new benchmarks.
• Takes responsibility and drives projects forward with a strong sense of accountability.
• Ability to work independently, take initiative, and solve complex problems with minimal supervision.

Why you will love Lean Tech:

• Join a powerful tech workforce and help us change the world through technology
• Professional development opportunities with international customers
• Collaborative work environment
• Career path and mentorship programs that will lead to new levels.

Join Lean Tech and contribute to shaping the data landscape within a dynamic and growing organization. Your skills will be honed, and your contributions will play a vital role in our continued success. Lean Tech is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.