Java Developer

Stellent IT LLC
Fort Worth, United States of America
2 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Intermediate

Job location

Fort Worth, United States of America

Tech stack

Java
API
Amazon Web Services (AWS)
Application Integration Architecture
Automation of Tests
Software as a Service
Cloud Computing
Code Review
Continuous Integration
Serialization
DevOps
Fault Tolerance
Protocol Buffers
JSON
Operational Data Store
Performance Tuning
Prometheus
SQL Databases
Data Streaming
Web Services
Datadog
Cloud Platform System
Grafana
Spring-boot
Event Driven Architecture
Kubernetes
Apache Flink
Deployment Automation
Avro
Kafka
GraphQL
Spark Streaming
Api Design
Cloudwatch
REST
Stream Processing
Software Version Control
Serverless Computing
Docker
Microservices

Job description

  • Design, develop, test, deploy, and maintain Java-based Apache Flink streaming applications.
  • Build Kafka/MSK event-driven pipelines using topics, partitions, consumer groups, schema registry, and event-driven design patterns.
  • Develop Spring Boot microservices, REST APIs, and GraphQL APIs for downstream application integration.
  • Implement scalable, fault-tolerant, observable streaming applications using Flink state, checkpointing, and recovery patterns.
  • Deploy and monitor services in cloud-native environments using CI/CD, Docker, Kubernetes, AWS MSF/MSK, and observability tooling.
  • Participate in architecture discussions, performance tuning, code reviews, and production-readiness planning.
  • Collaborate with data engineers, architects, QA, DevOps, and client stakeholders to deliver reliable streaming and API services.

Requirements

  • Java Engineering - 7+ years professional Java development, including recent hands-on Java 8+ or Java 11+ work.
  • Streaming Applications - 3+ years building production or near-production streaming applications using Apache Flink, Kafka Streams, Spark Streaming, or equivalent.
  • Apache Flink - Hands-on Flink DataStream API, state management, checkpointing, watermarks/windows, fault tolerance, and deployment patterns.
  • Kafka / MSK - Hands-on topics, partitions, consumer groups, schema registry, producers/consumers, replay, and event-driven architecture.
  • Spring Boot / APIs - Production Spring Boot microservices plus REST or GraphQL API development.
  • Cloud deployment - Experience deploying services to AWS, Kubernetes, Docker, or comparable cloud-native platforms; AWS MSF/MSK preferred.
  • Serialization/schema - Experience with Avro, Protobuf, JSON, schema evolution, or schema registry.
  • DevOps - Experience with CI/CD, automated testing, code review, source control, and deployment automation.
  • Observability - Observability Experience with logs, metrics, dashboards, alerting, traces, and production incident troubleshooting.

Preferred Skills

  • AWS Managed Service for Apache Flink / AWS MSF.
  • AWS MSK.
  • GraphQL / Apollo GraphQL.
  • Flink SQL.
  • Kafka Streams or other stream-processing frameworks.
  • Prometheus, Grafana, CloudWatch, or equivalent observability tools.
  • Security best practices for APIs, streaming, and cloud-native services.
  • SaaS or multi-tenant architecture.
  • High-volume, low-latency operational data systems.

Airline, transportation, logistics, real-time operations, or mission-critical systems experience.

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