At Index Exchange, we’re reinventing how digital advertising works—at scale. As a global advertising supply-side platform, we empower the world’s leading media owners and marketers to thrive in a programmatic, privacy-first ecosystem. 

We’re a proud industry pioneer with over 20 years of experience accelerating the ad technology evolution. Our proprietary tech is trusted by some of the world’s largest brands and media owners and plays a crucial role in keeping the internet open, accessible, and largely free. 

We process more than 550 billion real-time auctions every day (in comparison, Google processes 8.5 billion searches per day) with ultra-low latency. Our platform is vertically integrated from servers to networks and runs primarily on our own metal and cloud infrastructure. This end-to-end infrastructure is designed to provide both stability and agility, enabling us to adapt quickly as the market evolves. 

At the core of it all is our engineering-first culture. Our engineers tackle internet-scale problems across tight-knit, global teams. From moving petabytes of data and optimizing with AI to making real-time infrastructure decisions, Indexers have the agency and influence to shape the future of advertising. We move fast, build thoughtfully, and stay grounded in our core values. 

About The Role:

We’re looking for a Senior Data Engineer to join our team and help build the next generation of big data solutions at Index Exchange with real-time streaming and batch analytical capabilities. Data is a big deal at Index Exchange (Index). Index’s advertising exchange handles billions of auctions and generates terabytes of auction-related information every day. Our team builds tools and infrastructure to manage this vast amount of data and make it available to both internal and external customers and partners for their reporting and analytics as well as machine model training needs. 

Working with exciting technologies, your team will experiment with new tools and engineer innovative approaches to solve interesting challenges. Things shift very quickly in our industry, and we rely on our Engineering teams to keep Index and our clients ahead of the curve and moving in the right direction. We’re looking for Engineers who have experience in an Agile environment, who can drive innovation, and be a technical leader on our team.

What We’re Looking For:

• Experience and Leadership: A technical lead engineer with experience leading projects and mentoring junior developers.  A leader who continuously challenges the status quo and brings forth innovative ideas and improvements for the team.
• Problem Solvers: You don’t stop until the problem gets solved and you find more than one way to solve it. You love working with other people, presenting your viewpoint but ultimately working towards the best solution, regardless of where it comes from
• Knowledge Hungry: Learning new frameworks and languages is exciting to you – you’re not satisfied with the status quo. We use a variety of languages and tools to solve problems and we're interested in what you're looking to learn.
• Passionate: You have a passion for Big Data and an interest in the latest trends and developments constantly researching new tools and data technologies

Here’s What You’ll be Doing:

• Evaluate new technologies, design, implement, and maintain data pipelines for extraction, transformation, and loading of data from a wide variety of data sources to various data services
• Identify, design, and implement system performance improvements
• Identify, design, and implement internal process improvements
• Automate manual processes and optimize data delivery
• Lead and mentor team members
• Identify and assess potential solutions for technical and business suitability

Here's What You Need:

• Bachelor/ Master’s Degree in Computer Science or Engineering related fields
• 6+ years of experience as a Software Engineer in enterprise grade, large scale distributed software product development
• 3+ years of work experience designing and building high performance data pipelines and applications using Hadoop/Ceph, Spark/Flink, Hive, Presto/Trino, Kafka, StarRocks/Vertica, Airflow or other similar technologies
• Proficiency in some of the following languages: SQL, Scala, Java, Python, Bash
• Deep understanding of design principles of large scale distributed systems and familiar with mainstream big data related technologies and distributed frameworks
• Strong leadership, mentorship, and communication skills, with experience collaborating in a globally distributed, culturally diverse team
• Knowledge of data modeling, data warehousing, streaming data processing, and business intelligence reporting tools
• Experience working in Agile methodologies with continuous integration and delivery as CI/CD
• Experience working with containerization, and virtualization tools such as Kubernetes and Docker

Why You’ll Love Working Here:

• Comprehensive health, dental, and vision plans for you and your dependents  
• Paid time off, health days, and personal obligation days plus flexible work schedules  
• Competitive retirement matching plans  
• Equity packages  
• Generous parental leave available to birthing, non-birthing, and adoptive parents  
• Annual well-being allowance plus fitness discounts and group wellness activities    
• Commuter benefits and discounts, where available   
• Employee assistance program  
• Mental health first aid program that provides an in-the-moment point of contact and reassurance  
• One day of volunteer time off per year and a donation-matching program  
• Bi-weekly town halls and regular community-led team events  
• Multiple resources and programming to support continuous learning 
• A workplace that supports a diverse, equitable, and inclusive environment – learn more here 

Equal employment opportunity

At Index Exchange, we believe that successful products are built by teams just as diverse as the audience who uses them. As such, we are committed to equal employment opportunities. We celebrate diversity of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or expression, or veteran status. Additionally, we realize that diversity is deeper than any status or classification—diversity is the human experience. For those who show grit, passion, and humility—Index will welcome you.

Accessibility for applicants with disabilities

Index Exchange welcomes and encourages individuals with disabilities to apply to work with us. 

If you require an accommodation, please share the details of your request and any information how we can assist you with the hiring recruiter when they contact you. Index Exchange will make reasonable efforts to ensure accommodation requests are met throughout the recruitment process.

Index Everywhere, Index Anywhere

Our corporate headquarters are in Toronto, with major offices in New York, Montreal, Kitchener, London, San Francisco, and many other global cities. As a major global advertising exchange, we are committed to operating as a tightly knit global team and embracing and empowering talent wherever our colleagues may be. 

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