> Markdown version of [/jobs/ext/2004876-sr-software-engineer-java](https://www.wearedevelopers.com/jobs/ext/2004876-sr-software-engineer-java). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Sr. Software Engineer (Java)

- **Company:** adMarketplace, Inc.
- **Location:** New York, NY, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), Agile Methodology, Akka (Toolkit), Amazon Web Services, JIRA, Continuous Integration, Data Structures, Dependency Injection, Software Design Patterns, Linux, Elasticsearch, Python (Programming Language), Machine Learning, MySQL, NoSQL, RabbitMQ, Conversion Tracking, Scala (Programming Language), Apache Solr, SQL Databases, Aerospike, Apache Spark, Scikit Learn, Information Technology, Low Latency, Deployment Automation, Apache Kafka, Vertica, Software Library
- **Published:** August 9, 2026
- **Apply:** https://www.wayup.com/i-j-admarketplace-707560844441165/

## About the Role

BS in Engineering, Computer Science or related discipline
Must have 5+ years strong hands-on industry-related development experience using Java/Java8 with Spring or another dependency injection framework and/or Akka
Ability to design complete systems by collaborating with multiple teams and understanding testing, hardware and deployment methodologies
Experience delivering and maintaining low latency, scalable systems
Strong knowledge of algorithmic complexity/simplicity tradeoffs, effective use of data structures and SQL
Good understanding of low latency messaging and asynchronous design patterns
Experience working in a Linux environment
Ability to initiate and drive projects to completion with minimal guidance
Excellent documentation, communication, and troubleshooting skills
Preferred, but not required:

 + Python and/or Scala development experience
 + Akka framework / Akka Actors Java development experience
 + Understanding of basic machine learning algorithms
 + Apache Solr or Elasticsearch experience
Is a plus:

 + Digital advertising industry experience
 + Experience with AWS, RabbitMQ, MySQL, Vertica, and Aerospike
 + Experience with scikit-learn or other machine learning libraries
 + Experience working in an agile software development team using Jira
 + Experience with Continuous Integration and Delivery

## Description

At adMarketplace, we create best of breed advertising technology using cutting-edge microservice architectures with millisecond response time and crunch through terabytes of data every day. The ideal candidate is motivated designing for massive scale, developing for low latency and has strong interest in engineering mission-critical systems to make automated algorithmic real-time decisions. Our team uses cutting edge software, including Akka, Java 8, Scala, Python, Kafka, Spark, NoSQL and more., Hands-on design, development, and maintenance of the following mission-critical systems

 + 24/7 low latency large-scale distributed Ad Serving and Click Tracking platforms
 + Robust, high-volume real-time algorithmic Ad Pricing
 + Real-time Conversion Tracking platform
Work closely with other engineering teams to integrate different system components with mission-critical systems
Take and drive engineering projects from start to completion


## Related Videos

- [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray)
- [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis)
- [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of)
- [Data Science in Retail](https://www.wearedevelopers.com/videos/586-data-science-in-retail)
- [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks)
- [Alibaba Big Data and Machine Learning Technology](https://www.wearedevelopers.com/videos/37-alibaba-big-data-and-machine-learning-technology)

## Related Articles

- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)
- [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)
- [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)
- [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers)
- [How Much FAANG Companies Actually Pay Software Engineers in 2025](https://www.wearedevelopers.com/magazine/230-how-much-faang-companies-actually-pay-software-engineers-in-2025)