Senior Node.js Developer 

Location: Costa Rica

Department: Mexico Billable

Job Title: Senior Node.js Developer 
Key Skills: Node.js, JavaScript, TypeScript, AWS, Distributed Systems, Microservices, Algorithms, CI/CD, Infrastructure as Code
Experience: 4–5 years
Location: Costa Rica, Peru, Colombia, Bolivia
Work Mode: Remote

At Coforge, we are hiring a Senior Node.js Developer (#14816-4-11) with the following skill set.

Key Responsibilities

• Design, develop, and maintain complex modules for cloud-based streaming services.

• Own software components and initiatives end to end, ensuring high engineering quality and operational standards.

• Deploy and operate services across multiple AWS regions, primarily using ECS and EC2, alongside S3, DynamoDB, SQS, ElastiCache/Redis, Lambda, and CloudFront.

• Improve system performance and resiliency through caching and eviction strategies, retry mechanisms, dead-letter recovery, and scaling policies.

• Optimize memory and data access through memory-mapped or pager-based approaches.

• Troubleshoot production issues, perform root cause analysis, and implement solutions.

• Contribute to system design, architecture discussions, technical planning, and roadmap initiatives.

• Identify opportunities to automate and simplify engineering workflows, including the use of AI-assisted development tools.

Required Skills & Qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

• 4–5 years of hands-on software development experience building and operating production services.

• Strong experience with JavaScript/TypeScript and Node.js, or solid backend development experience in another language with the ability to quickly adapt to Node.js.

• Hands-on experience with AWS infrastructure, particularly ECS and EC2.

• Knowledge of DevOps fundamentals, including CI/CD, Infrastructure as Code, and multi-environment deployments.

• Strong knowledge of algorithms, data structures, mathematics, and performance optimization.

• Solid understanding of object-oriented and/or functional programming, concurrency, and troubleshooting.

• Experience with high-traffic distributed systems, REST or WebSocket APIs, and data formats such as JSON or Protobuf.

• Familiarity with observability practices, including logging, metrics, and tracing.

• Experience working with Agile methodologies.

• Openness to using AI-assisted development tools to improve engineering productivity and software quality.

Preferred Skills

• Strong JavaScript programming experience.

• Experience with Infrastructure as Code tools such as Terraform or CloudFormation.

• Experience with CI/CD tools such as Jenkins or Harness.

• Knowledge of memory-mapped files, embedded key-value stores such as RocksDB, caching and eviction algorithms, or pager/streaming reader design.

• Experience with 3D model data, geometry or mesh processing, point clouds, level of detail, compression, or streaming pipelines.

• Experience with CDNs, global data distribution, Docker, or Kubernetes.

• Familiarity with observability tools such as Dynatrace, Prometheus, Grafana, or Splunk.

• Understanding of network protocols such as HTTP/2, QUIC, and WebSockets.

• Experience with Rust.

Posted On: 06-11-2026

Coforge is an equal opportunity employer and considers all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.