Big Data Engineer

• • Onsite | Santa Monica, CA • • Are you passionate about building scalable data platforms that deliver real-world impact? Our Ad Platforms Engineering team is at the forefront of advertising technology, creating cutting-edge solutions that enhance performance and value across all media channels. We’re seeking a seasoned engineer to design and maintain robust data infrastructure, lead architectural decisions, and collaborate across disciplines to shape the future of ad tech. Due to client requirement, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Rate: $95 - $90 / hr. w2 Responsibilities: • Design, build, and maintain scalable data platform components for both real-time and batch processing. Own the full software development lifecycle — from requirements gathering and design to implementation, testing, and deployment. • Drive engineering best practices including code quality, performance optimization, automated testing, CI/CD, and system reliability. • Define and evaluate technical architecture, contribute to system-level design discussions, and lead decision-making on key engineering trade-offs. • Collaborate cross-functionally with product managers, program managers, SDETs, and data scientists to deliver impactful solutions aligned with business goals. • Lead by example to foster an inclusive, high-performing engineering culture; provide technical guidance and mentorship to junior and mid-level engineers. • Troubleshoot and resolve complex production issues, ensuring system performance, availability, and reliability. • Continuously evaluate emerging technologies and contribute to innovation efforts across the organization. Requirements: • Bachelor's Degree • 5+ years of professional programming in Scala, Python, and etc. • 3+ years of big data development experience with technical stacks like Spark, Flink, Airflow, Singlestore, Kafka and AWS big data technologies • Deep understanding of data modeling, distributed systems, and performance optimization • Knowledge of system, application design and architecture • Experience of building industry level high available and scalable service • Passion about technologies, and openness to interdisciplinary work • Excellent communication and collaboration skills Please be advised- If anyone reaches out to you about an open position connected with Eliassen Group, please confirm that they have an Eliassen.com email address and never provide personal or financial information to anyone who is not clearly associated with Eliassen Group. If you have any indication of fraudulent activity, please contact InfoSec@eliassen.com. Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range. W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality. JOB ID: JN -102025-104035