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Sr Engineer - Ad Tech

Target

Bangalore,IndiaPosted 3 months ago
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Skill Required

System DesignDesign PatternsMicroservicesSpring BootEngineeringKubernetesObservabilityUnreal EngineCassandradesigningdebuggingRedisDynamoDBAzureDockerdesignDevOpsKafkaAgileCloudAWSGCPSignal ProcessingFulltime

Key highlights

  • 6+ years of software development experience, including 3+ years in a senior engineer role.
  • Expert‑level proficiency in Java17+ and Spring Boot.
  • Experience designing high‑throughput, low‑latency AdTech systems handling millions of transactions per second.
  • Required hands‑on experience with cloud platforms (GCP preferred) and Kubernetes/Docker.
  • Deep knowledge of OpenRTB standards and other AdTech protocols.
  • No salary or specific benefit information disclosed.

Role overview

As a Senior Engineer (AdTech) at Target’s Roundel team, you will serve as the senior engineer for the core engineering team and subject matter expert for the AdTech platform, operating as an individual contributor and component owner in an agile environment. You will design and improve core ad‑serving systems (SSP, DSP, Ad Servers), ensure they are highly scalable, low‑latency, and fault‑tolerant, and collaborate with Product Managers, Engineering leads, Data Science, and other cross‑functional partners to drive architecture, code quality, and innovation.

Responsibilities

  • Serve as the senior engineer for core engineering team and subject matter expert for our AdTech platform.
  • Operate as an individual contributor and take technical + component owner in an agile environment, helping in designing key components and supporting architectural improvements for complex solutions.
  • Collaborate with Product Managers and Engineering leads to deliver AdTech capabilities including SSP, DSP and Ad Servers, ensuring our systems are highly scalable, low-latency, and fault-tolerant.
  • Design high-throughput, low-latency systems capable of handling millions of transactions per second (TPS) required for Ad serving.
  • Drive the end-to-end technical architecture for critical AdTech components, ensuring alignment with enterprise standards and future scalability alongside Engineering lead.
  • Act as a bar‑raiser for code quality; perform advanced code reviews, mentor engineers, and foster a culture of technical excellence and innovation.
  • Contribute in evaluating and selecting appropriate tech stacks (Language, Database, Cloud Native services) to solve specific business problems; drive "build vs. buy" decisions alongside Engineering lead.
  • Partner with Data Science and Product teams to translate complex business requirements into robust technical specifications and architectural blueprints.
  • Drive resolution of the most complex technology roadblocks, including deep‑dive debugging of distributed systems, infrastructure bottlenecks, and latency issues.
  • Stay current with AdTech industry trends (e.g., Privacy Sandbox, OpenRTB updates) and advocate for the adoption of new technologies and design patterns that give Roundel a competitive edge.

Requirements

  • 4‑year degree in Computer Science/Engineering or equivalent experience.
  • 6+ years of software development experience with at least 3+ years in a senior engineer role.
  • Expert‑level proficiency in Java17+, Spring Boot, and Microservices architecture, Kafka, Redis, caching solutions, monitoring & deployment.
  • Deep experience with Kafka, datapipeline or similar streaming/batch processing frameworks.
  • Proven experience in AdTech/MarTech (DSP, SSP, Ad Exchanges) with a deep understanding of OpenRTB standards, VAST/VPAID, and identity resolution.
  • Experience with high‑performance NoSQL databases (e.g., Cassandra, ScyllaDB, DynamoDB, Aerospike) and caching layers (Redis, Memcached).
  • Hands‑on experience with Cloud platforms (GCP preferred, or AWS/Azure) and Kubernetes/Docker.
  • Demonstrated ability to design distributed systems with strict SLA requirements (sub‑millisecond latency).

Nice to have

  • Active contributor to the Open Source community.
  • Strong experience in handling large scale & low latency production systems.
  • Strong experience in AdTech systems is a plus.
  • Familiarity with Data Privacy laws (GDPR, CCPA) and their impact on system design.
  • Mastery of AdTech protocols (a plus).

Additional details

  • As a Fortune 50 company with more than 400,000 team members worldwide, Target is an iconic brand and one of America's leading retailers.
  • Target in India operates as a fully integrated part of Target’s global team and has more than 4,000 team members supporting the company’s global strategy and operations.
  • Joining Target means promoting a culture of mutual care and respect and striving to make the most meaningful and positive impact.
  • Target values diverse backgrounds, inclusion, and equitable experiences for all, and is an equal opportunity employer providing diverse opportunities for everyone to grow and win.
  • Roundel is Target’s entry into the media business with an impact of $1.5B+; an advertising sell‑side business built on first‑party data, brand‑safe content environments, and proven marketing results for clients.
  • Target Tech is on a mission to offer the systems, tools, and support that our clients, guests, and team members need and deserve, driving industry‑leading technologies in support of every angle of the business.
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