MNTN is hiring a Senior Software Engineer to join the Creative Delivery Services team. You will contribute to the core infrastructure responsible for creative processing, delivery, and optimization. Your work will directly impact the flexibility, speed, and reliability of ad experiences at scale by designing, building, and operating high-throughput services.
What You'll Do
- Design, build, and operate high-throughput Java/Kotlin services that power our ad server and creative delivery pipelines
- Own systems end-to-end — from API design and ingestion flows to transformation, caching, and global delivery
- Work across the stack when needed to solve the right problem with the right tool
- Improve performance, observability, and resiliency of critical production systems running at scale
- Partner closely with Product and Project leads to translate business needs into scalable technical solutions
- Contribute to architectural decisions that shape the future of our creative platform
- Raise the engineering bar through thoughtful code reviews, design discussions, and pragmatic best practices
What We're Looking For
- 5+ years building production-grade backend systems in Java, Kotlin, or Scala
- Experience designing and operating high-scale, distributed systems
- Strong SQL fundamentals — schema design, indexing strategies, query optimization, and performance tuning
- Solid understanding of RESTful APIs and microservices architecture
- Familiarity with messaging systems and asynchronous processing patterns
- Practical use of AI-assisted development tools to improve speed and quality
Technical Stack
- Java, Kotlin, Scala, Rust
- Kafka
- Terraform
- Relational Databases, SQL
Team & Environment
You will be a key member of the Creative Delivery Services team, collaborating closely with Product and Project leads.
Benefits & Compensation
- Competitive compensation
- 100% remote within the US
- Flexible vacation policy
- Annual vacation allowance for travel related expenses
- Three-day weekend every month of the year
- 100% healthcare coverage
- 401k plan
- Flexible Spending Account (FSA) for dependent, medical, and dental care
- Access to coaching, therapy, and professional development
Work Mode
This is a 100% remote position open to candidates within the United States.
MNTN is an equal opportunity employer.






