Remote Blockchain & Rails Engineer

American Express Company; Minneapolis (MN); Remote; USD 88,000 - 122,000; Part time

Job summary

American Express is seeking a hands-on Blockchain Developer to architect, code, and deploy with a focus on quality. This part-time role in Minneapolis, MN offers a $88,000–$122,000 annual salary, with remote options and mentoring to help you grow.

You will work on Rails-based systems, scale CI/CD pipelines, and own RESTful APIs powering core products. The ideal candidate has 5+ years of Ruby on Rails experience, strong coaching and collaboration skills, and a track record of delivering reliable,

Qualifications

• 5+ years of Ruby on Rails experience.
• Part-time role.
• Experience with CI/CD pipelines.
• Ability to optimize performance and latency at scale.
• Develop and maintain RESTful APIs powering core applications.

Responsibilities

• Question the autonomy-driven Elasticsearch pattern and propose a cleaner approach.
• Scale CI/CD services from Minneapolis pilot to MN-wide rollout.
• Optimize application performance, latency, and resource utilization at scale.
• Develop and maintain RESTful APIs powering core American Express products.
• Investigate, diagnose, and fix bugs reported by users and monitoring tools.
• Chase down Rails integration issues causing events to drop at midnight.
• Pull Elasticsearch telemetry into dashboards used by leadership.

Skills

CI/CD chops

Mid-level

Coaching experience

Communication

Tools

Ruby on Rails

Elasticsearch

RESTful APIs

CI/CD

Job description

American Express is seeking a hands-on Blockchain Developer to architect, code, and deploy with a focus on quality. This part-time role in Minneapolis, MN offers a $88,000–$122,000 annual salary, with remote options and mentoring to help you grow.

You will work on Rails-based systems, scale CI/CD pipelines, and own RESTful APIs powering core products. The ideal candidate has 5+ years of Ruby on Rails experience, strong coaching and collaboration skills, and a track record of delivering reliable,