Who We Are: Osmos, a B2B SaaS company founded by ex-Amazon ad-tech experts, is revolutionizing retail media with an AI-powered operating system that increases retailer profitability (by up to 7% of sales) and delivers superior ROAS for brands. By enabling Tier 1 retailers and marketplaces worldwide to activate more brands and leverage advanced targeting, we help them secure a lasting competitive edge.
Your Impact:
To be a Senior Staff Engineer at Osmos.ai, you need to be a systems thinker, a hands-on technologist, and a technical leader. You’re someone who thrives on solving complex architectural challenges at scale and mentoring other engineers to do the same. You will drive critical technical decisions, influence long-term platform strategy, and ensure our systems are built for performance, scalability, and resilience. You will work closely with Engineering Leads, Product Managers, and Founders to shape the technology roadmap of Osmos.ai.
What You'll Do:
Own and drive the technical vision, architecture, and execution strategy for large, complex systems across multiple engineering pods
Lead design and implementation of scalable, fault-tolerant systems that handle billions of data points and real-time decisioning
Partner with Product, Design, and Data teams to deliver end-to-end solutions that are elegant, practical, and impactful
Write high-quality, performant, and testable code across services in Java, Python, Node.js, or equivalent modern stacks
Review designs, code, and architecture with a sharp eye on security, scalability, and reliability
Mentor senior engineers, influence engineering practices, and help define engineering standards
Debug and root cause production issues across multiple layers of the stack
Drive adoption of modern development practices — CI/CD, observability, containerization, and DevOps excellence
Be a culture carrier who leads from the front and builds a strong engineering culture around quality, ownership, and innovation
You'll Thrive If You Have:
7-10 years of experience designing and building large-scale, distributed software systems in production
Deep knowledge of system design, microservices architecture, cloud infrastructure (AWS/GCP), and container orchestration (Kubernetes, Docker)
Strong experience with high-performance databases, distributed caching, messaging systems (Kafka, RabbitMQ), and big data pipelines
Proven experience leading engineering initiatives and working with cross-functional teams in fast-paced environments
Mastery of at least one or more modern programming languages — Java, Python, Go, Node.js, etc.
Strong product sense — ability to balance short-term execution with long-term architecture and scalability
Experience mentoring engineers, conducting technical interviews, and scaling engineering orgs
A Bachelor's/Master's degree in Computer Science or related technical field
Why Choose Osmos?
Startup Energy, Enterprise Scale: Fast-paced innovation with global ambition
Revolutionize Retail Marketing: Be at the forefront of AI-powered solutions
Meaningful Contribution: Directly impacts major brands' success
No Red Tape: Autonomy and empowerment to drive results
Growth & Fun: Continuous learning in a vibrant, collaborative culture
Competitive Rewards: We value your expertise and offer strong compensation
Ready to champion system designing? Let's chat.