Remote Node.js Backend Engineer — AdTech, High-Throughput

Coherent Solutions, Inc.; United States; Hybrid; USD 140,000 - 210,000; Full time

Benefits offered by this job

Health insurance

Flexible work options

Mentorship

Training & conferences

Referral program

Additional vacation days

Job summary

Coherent Solutions, Inc. is seeking a senior backend engineer to join the SSP Software Development team on a high-throughput platform for real-time ad bidding. You will design, implement, and operate services that process billions of requests daily.

The role emphasizes distributed systems, OpenRTB and VAST integrations, and collaboration with product, operations, and engineering. Flexible remote/hybrid options and a global benefits package accompany this opportunity.

Qualifications

• 5+ years of backend Node.js experience at scale.
• Strong distributed systems knowledge and design skills.
• Experience with Aerospike and Redis.
• Experience with streaming platforms like Kafka or Kinesis.
• Strong SQL / RDBMS skills.
• Proficiency with Linux environments, networking, and Git.
• Proven code review and mentoring history.
• Test-first mindset with automated testing and load testing.
• Excellent communication and teamwork capabilities.

Responsibilities

• Own backend initiatives end-to-end: design, implementation, rollout, and operation.
• Build high-throughput, low-latency services for billions of daily transactions.
• Integrate with DSPs/SSPs and OpenRTB/VAST standards.
• Work with distributed systems, caching, streaming pipelines (Redis, Kafka, Aerospike).
• Identify performance bottlenecks and optimize production systems.
• Apply an SRE mindset: observability, incident response, capacity planning.
• Drive testing and automation, including load and acceptance tests.
• Mentor teammates and participate in code reviews.
• Collaborate with product and engineering to shape roadmaps.

Skills

Node.js

Distributed systems

Aerospike

Redis

Kafka

Kinesis

SQL / RDBMS

Linux

Code review

Testing

On-call

Communication

Education

BS/MS in CS/Engineering or related field

Tools

Git

Job description

Coherent Solutions, Inc. is seeking a senior backend engineer to join the SSP Software Development team on a high-throughput platform for real-time ad bidding. You will design, implement, and operate services that process billions of requests daily.

The role emphasizes distributed systems, OpenRTB and VAST integrations, and collaboration with product, operations, and engineering. Flexible remote/hybrid options and a global benefits package accompany this opportunity.