Blockchain Engineer - Scale Systems, Own Uptime, Flexible

Energy Innovation Corp; Rock Hill (SC); On-site; USD 71,000 - 103,000; Full time

Job summary

Walmart in Rock Hill, SC seeks a mid-level Blockchain Developer to scale backend systems and own critical initiatives. The role involves re-architecting data flows, building self-service tooling, and coordinating with teams to ensure uptime across peak traffic periods.

Ideal candidates have 3+ years of experience, strong Kafka and Go skills, and a track record of delivering under deadlines. This contract role offers mentorship, benefits, and SC flexibility.

Qualifications

• 3+ years of experience in engineering with strong instincts and reliability.
• Ability to re-architect tech flows and manage high-load systems.
• Proven track record shipping under deadline pressure and documenting work.

Responsibilities

• Re-architect the technology flow so MySQL handles ten times current load.
• Hand off Go runbooks to ensure smooth on-call coverage.
• Build Docker self-service tools to reduce ticket volume.
• Wire up Kafka feature flags for safe testing on traffic.
• Defend uptime during critical hours with proactive monitoring.

Skills

Kafka

Go

System architecture

Incident response

Tools

Docker

MySQL

Kafka

Job description

Walmart in Rock Hill, SC seeks a mid-level Blockchain Developer to scale backend systems and own critical initiatives. The role involves re-architecting data flows, building self-service tooling, and coordinating with teams to ensure uptime across peak traffic periods.

Ideal candidates have 3+ years of experience, strong Kafka and Go skills, and a track record of delivering under deadlines. This contract role offers mentorship, benefits, and SC flexibility.