Lead Full Stack Engineer

Who We Are
At adMarketplace, our mission is to deliver the most engaging consumer search experiences while empowering advertisers to measure media performance accurately. Today, millions of people worldwide engage with our exclusive, transparent media placements across the internet's leading browsers, shopping apps, and review sites.
Our award-winning culture is built around five core values (known as our 5C's): Curiosity, Collaboration, Creative Conflict, Commitment, and Competitiveness. With these guiding values, adMarketplace seeks to empower our team to reach their full potential through continued learning, and the opportunity to do their best work.
The Role
We are looking for a Lead Full Stack Engineer with deep expertise in Java, Spring Boot and leadership experience to guide a team working on a high-performance web application. While this role focuses primarily on backend development and architecture, some React front-end experience is preferred. The ideal candidate will be responsible for leading an onshore software engineering team and coordinating with an offshore team that has its own team lead.
You will have a direct impact on the design, scalability, and reliability of our web application while ensuring best practices and high code quality. This is an opportunity to own architectural decisions, mentor engineers, and drive innovation in a fast-paced, high-growth environment.
Responsibilities

• Lead the design, development, and operation of a high-performance web application.
• Act as a technical leader, making architectural decisions and driving innovation.
• Develop and maintain scalable backend services using Java, Spring Boot.
• Collaborate with product managers, front-end developers, and data engineers to translate business requirements into robust technical solutions.
• Provide mentorship and guidance to onshore engineers while coordinating with the offshore team lead.
• Ensure high standards for code quality, security, and performance.
• Continuously research and implement new technologies and best practices to improve our platform.
• Leverage AI-powered development tools to accelerate coding, debugging, and deployment processes.

Basic Qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 7+ years of hands-on development experience with Java (Java 17+ preferred), including Spring Boot or another dependency injection framework.
• Proven experience in leading teams of engineers in a fast-paced, high-growth environment.
• Strong understanding of RESTful APIs, designing relational databases, Microservices, and event-driven architectures.
• Excellent problem-solving skills, initiative, and ability to drive projects independently.
• Strong communication and leadership skills, with a commitment to collaboration and transparency.
• Some front-end development experience with React.

Preferred Qualifications

• Experience with containerization, CI/CD pipelines, AWS, Kafka, and Clickhouse.
• Knowledge with GraphQL.
• Experience with caching, performance tuning and JVM optimization.
• Contributions to open-source projects or active involvement in technical communities.

*Compensation Range: $100,000 - $140,000 + Bonus
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Join Us
adMarketplace has been named as one of the best places to work in New York City by Built In and Crain's- the latter of which have recognized us the past three years straight! AMP is currently experiencing triple digit growth, and it's never been a better time to join our team!
We offer a robust continuing education program, management training, regular company-wide lunch and learns, and well-defined career paths to ensure all our employees have an opportunity to grow.
At adMarketplace, we play to win, but we learn from our setbacks. Our commitment to a collaborative environment means no one succeeds alone, and no one fails alone either.
We know you've come to expect comprehensive healthcare, wellness programs, paid time off, commuter benefits, and 401k matching from any company, so it's a good thing we offer all of that and so much more. adMarketplace offers Summer Fridays, catered lunches, a fully stocked kitchen, ZogSports teams, happy hours and corporate retreats to encourage a strong work/life balance.
No Third Party Recruiters. We do not accept unsolicited agency resumes and we are not responsible for any fees related to unsolicited resumes.
*This range represents the low and high end of the base salary someone in this role may earn as an employee of adMarketplace in the New York office. Salaries will vary based on various factors including but not limited to professional and academic experience; training; associated responsibilities; and other business and organizational needs. The range listed is just one component of our total compensation package for employees. Salary decisions are dependent on the circumstances of each hire.