Moloco is seeking a Staff Software Engineer for its Connected TV (CTV) team in Seoul, Korea. The role involves building scalable backend services, APIs, data systems, and workflows to support CTV advertising products. Responsibilities include setting technical direction, leading cross-functional projects, improving system reliability and performance, and mentoring engineers. Candidates should have 15+ years of software engineering experience, proficiency in languages such as Java, Go, Kotlin, C++, or Python, and strong knowledge of distributed systems, databases, and system design. Experience with cloud platforms and big-data technologies like GCP, BigQuery, Kafka, Beam, and Spark is preferred. The role requires collaboration with Product, Data, ML, UX, and Engineering teams to deliver scalable, measurable advertising solutions. Excellent communication skills in English and leadership experience are essential.
What you'll do
Set technical direction for key CTV initiatives and influence architecture, engineering standards, and long-term platform strategy
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Lead complex, cross-functional projects from problem framing and requirements definition through technical design, implementation, launch, and post-launch improvement
Design, implement, and operate scalable backend services, APIs, data systems, and workflows that support CTV advertising products and experiences
Translate ambiguous business and customer problems into clear technical solutions, balancing product impact, engineering quality, delivery timelines, and operational cost
Partner closely with Product, Data, ML, UX, and other Engineering teams to define scope, align stakeholders, and make effective technical and product trade-offs
Help evolve the systems used to manage, deliver, measure, and optimize CTV advertising campaigns and related customer workflows
Improve system reliability, performance, scalability, and observability through strong engineering practices, including testing, metrics, logging, monitoring, incident response, and operational reviews
Raise the engineering bar across the team by driving design reviews, sharing best practices, and promoting thoughtful approaches to maintainability and technical excellence
Mentor and support engineers across levels, helping them grow their technical judgment, project ownership, and ability to operate effectively in a global engineering organization
Represent the team in broader technical discussions and help align near-term execution with Moloco’s longer-term product and engineering goals
Requirements
Bachelor’s or Master’s degree in Computer Science, a related technical field, or equivalent practical experience
15+ years of software engineering experience, including significant experience building and operating backend systems, platforms, or user-facing products at scale
Strong proficiency in one or more modern programming languages such as Java, Go, Kotlin, C++, or Python
Deep understanding of distributed systems, service-oriented architecture, data structures, algorithms, and system design
Proven experience designing and operating reliable, high-throughput services and APIs in production environments
Experience working with relational or NoSQL databases and large-scale data systems, such as BigQuery, Bigtable, MySQL, or PostgreSQL
Track record of leading complex technical initiatives that span multiple components, teams, or disciplines, including aligning stakeholders and delivering high-quality results
Demonstrated ability to make sound technical decisions in ambiguous situations and communicate the rationale, trade-offs, and expected impact clearly
Experience collaborating closely with Product, Data, ML, UX, and Engineering partners to shape product direction and execution plans
Strong ownership mindset, with experience driving projects end-to-end and remaining engaged through launch, operation, and continuous improvement
Experience mentoring engineers and influencing engineering practices, team culture, or technical strategy beyond your immediate area
Fluent verbal and written communication skills in English, with the ability to lead technical discussions with global and cross-functional stakeholders
Innovative benefits that empower employees to take care of themselves and their familiesInclusive work environmentOpportunities for growth and development
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