

Principal Java/Kafka Developer(PL/SQL)
β - Featured Role | Apply direct with Data Freelance Hub
This role is for a Principal Java/Kafka Developer with a long-term contract in Westlake, TX or Jersey City, NJ, offering a competitive pay rate. Key skills include Java, Spring Boot, Kafka, PL/SQL, and financial services experience, preferably in trading applications.
π - Country
United States
π± - Currency
$ USD
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π° - Day rate
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ποΈ - Date discovered
September 25, 2025
π - Project duration
Unknown
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ποΈ - Location type
On-site
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π - Contract type
Unknown
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π - Security clearance
Unknown
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π - Location detailed
Dallas, TX
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π§ - Skills detailed
#Spring Boot #GIT #Angular #Deployment #TypeScript #AWS (Amazon Web Services) #DevOps #Data Ingestion #Computer Science #Jenkins #REST API #Scala #Oracle #Kafka (Apache Kafka) #REST (Representational State Transfer) #API (Application Programming Interface) #SQL Queries #Cloud #Java #Docker #SQL (Structured Query Language)
Role description
Job: Principal Java/Kafka Developer
Location: Westlake, TX or Jersey City, NJ 2 weeks onsite in a month
Long term contract
Must Have:
1. Expertise building cloud-compatible apps using Java/Spring Boot/Kafka/Oracle β must have recently been hands-on with a heavily multi-threaded app; streams, exception handling, data structures, event-driven architecture, and scalability for high-volume messaging queues
1. Good Oracle: PL/SQL Stored procedures and SQL queries
1. Kafka for high volume messaging queues
1. Financial services experience, specifically on a trading application, strongly preferred
β’ NICE-TO-HAVE
β’ AWS
The Expertise and Skills You Bring
β’ Bachelorβs degree in Computer Science or equivalent.
β’ 10+ years of experience developing multi-tier distributed application preferred.
β’ Demonstrated expertise developing and testing accessible and responsive UI applications using Angular, NgRx, and TypeScript
β’ Expert level knowledge of REST API development using Java, Spring and Spring Boot technologies.
β’ Demonstrated expertise MQ /Kafka technology to develop and support data ingestion services
β’ Familiarity using financial messaging protocols like FIX.
β’ Experience using AWS cloud technologies is a plus.
β’ Familiarity with GIT workflow for code check-ins and review
β’ Experience with devops/deployment tools and techniques like Jenkins, Concourse, Docker etc.
Job: Principal Java/Kafka Developer
Location: Westlake, TX or Jersey City, NJ 2 weeks onsite in a month
Long term contract
Must Have:
1. Expertise building cloud-compatible apps using Java/Spring Boot/Kafka/Oracle β must have recently been hands-on with a heavily multi-threaded app; streams, exception handling, data structures, event-driven architecture, and scalability for high-volume messaging queues
1. Good Oracle: PL/SQL Stored procedures and SQL queries
1. Kafka for high volume messaging queues
1. Financial services experience, specifically on a trading application, strongly preferred
β’ NICE-TO-HAVE
β’ AWS
The Expertise and Skills You Bring
β’ Bachelorβs degree in Computer Science or equivalent.
β’ 10+ years of experience developing multi-tier distributed application preferred.
β’ Demonstrated expertise developing and testing accessible and responsive UI applications using Angular, NgRx, and TypeScript
β’ Expert level knowledge of REST API development using Java, Spring and Spring Boot technologies.
β’ Demonstrated expertise MQ /Kafka technology to develop and support data ingestion services
β’ Familiarity using financial messaging protocols like FIX.
β’ Experience using AWS cloud technologies is a plus.
β’ Familiarity with GIT workflow for code check-ins and review
β’ Experience with devops/deployment tools and techniques like Jenkins, Concourse, Docker etc.