Software Engineer 1 – DSP Runtime

Nexxen

Software Engineer I developing and optimizing real-time bidding systems for programmatic advertising. Collaborating within a hybrid team to enhance ad delivery and performance.

Posted 7/22/2026full-timeNew York City • New York • 🇺🇸 United StatesJuniorMid-Level💰 $110,000 - $130,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and developing high-performance distributed systems and real-time bidding services, with strong programming skills in Java or Scala. Proficient in backend technologies, database management, and agile methodologies, while maintaining a focus on system performance and code quality.

Highest-signal resume keywords

Java ProgrammingReal-Time Bidding ServicesMicroservices ArchitectureRedisAgile/Scrum Methodologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Software DevelopmentObject-Oriented ProgrammingSoftware Design PatternsBackend FrameworksDistributed SystemsRelational DatabasesNoSQL DatabasesRESTful APIsVersion Control (Git)Linux Environment

Soft Skills

Problem-SolvingAnalytical SkillsCommunicationTeamwork

Tools & Technologies

MongoDBKafkaKinesisAWSAzureGoogle Cloud

Industry Keywords

High-Performance SystemsBid Request TrafficCaching LayersObservabilityLoad Testing

Tech Stack

Tools & technologies

AWSAzureCloudDistributed SystemsGRPCJavaKafkaLinuxMicroservicesMongoDBMySQLNoSQLPostgresRedisScalaSpringSpring BootSpringBootSQL

About the role

Key responsibilities & impact

Design and develop high-performance distributed systems handling large-scale bid request traffic with sub-100ms latency requirements
Build and optimize real-time bidding (RTB) services that evaluate targeting rules, campaign budgets, and bidding strategies in real time
Implement efficient caching layers and in-memory data stores using technologies such as Redis, MongoDB, etc.
Monitor and improve system performance through observability, load testing, and capacity planning
Develop and maintain reliable, scalable, and efficient backend services using modern technologies and frameworks
Write high-quality, well-tested code that is maintainable and adheres to best practices in software engineering
Analyze data to drive decision making and assess the impact of system changes
Follow agile methodologies and work in a fast-paced environment where results are quickly visible

Requirements

What you’ll need

Bachelor's degree in computer science, Software Engineering, or related field
2+ years of professional software development experience (or equivalent practical experience)
Strong programming skills in languages such as Java, Scala or Similar
Experience with object-oriented programming (OOP) principles and software design patterns
Familiarity with microservices architectures, REST/gRPC APIs, and asynchronous processing
Familiarity with back-end technologies (back-end frameworks (Spring Boot etc.)
Familiar with distributed systems concepts
Familiar with real-time streaming technologies like Kafka or Kinesis
Experience working with relational or NoSQL databases such as MySQL, PostgreSQL, MongoDB, or SQL Server
Knowledge of version control systems, especially Git
Good understanding of RESTful APIs, microservices, and web application architecture
Familiarity with cloud platforms such as AWS, Azure, or Google Cloud is a plus
Experience with Agile/Scrum development methodologies
Strong problem-solving, debugging, and analytical skills
Experience working within a Linux environment
Excellent communication and teamwork abilities

Benefits

Comp & perks

medical
dental
vision
disability insurance
401(k)
EAP
parental leave
discretionary time off
company-paid holidays