Software Engineer II - Moloco Commerce Media (소프트웨어 엔지니어)
On-siteSeoul, Seoul, South Korea
Job Summary
Design, implement, and operate backend services, APIs, and internal systems supporting core MCM workflows across campaign delivery, bidding, auction, pricing, experimentation, and product launch operations. Own features end-to-end, from requirements review through technical design, implementation, testing, launch, and post-launch iteration. Partner with Product, Data Science, ML, and business stakeholders to translate complex needs into scalable platform capabilities. Contribute to experimentation infrastructure for validating improvements and roll out new capabilities safely. Improve system reliability, performance, and observability through strong engineering practices including testing, metrics, logging, and incident response. Drive global expansion by integrating customer-specific requirements and evolving product needs into scalable solutions.
Required Qualifications
- BS/MS in Computer Science or a related technical field, or equivalent practical experience
- 4+ years of software engineering experience in backend or full-stack development
- Proficiency in at least one modern programming language such as Java, Go, C++, or Python
- Solid understanding of data structures, algorithms, and system design, with hands-on experience building or maintaining distributed systems and web services / APIs
- Experience working with relational or NoSQL databases and large-scale production systems
- Experience owning features or components end-to-end under guidance from more senior engineers
- Ability to collaborate effectively in a cross-functional environment with Product, Data Science, ML, Customer Engineering, and other engineering teams
- Fluent verbal and written communication skills in English; ability to discuss designs, trade-offs, and timelines with global stakeholders
Desired Qualifications
- Experience building backend systems for advertising, e-commerce, marketplace, retail media, or other high-scale product platforms
- Experience working on experimentation, feature rollout, configuration management, or decisioning systems in production environments
- Experience with bidding, pricing, recommendation, attribution, or other optimization-related product areas
- Familiarity with cloud platforms and data technologies such as GCP, BigQuery, Bigtable, Kafka, Beam/Spark, or similar tools used in large-scale data and product systems
- Experience integrating product requirements, customer feedback, and operational constraints into scalable engineering solutions
- Interest in or demonstrated ability to improve reliability, observability, testing, and overall engineering quality in production environments
- Experience supporting customer-facing or business-critical systems where launch quality, operational excellence, and iteration speed matter
- Prior experience in global or multi-region environments where product requirements, regulations, or market needs differ across customers and regions is a plus
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