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Senior Java Backend Developer

Technology
Select Minds LLC
Phoenix, United States$120,000 - $130,000 /year2 months ago
Full timeHybrid

Job description

Benefits:

  • ONSITE
  • Competitive salary
  • Opportunity for advancement

Senior Java Backend Developer – Digital Banking

Location: Phoenix, AZ

Work Arrangement: Day 1 Onsite – Minimum 3 Days/Week

Experience: 8 Years

Important : This is a Day 1 Onsite position in Phoenix, AZ.

Candidates must be available to work onsite a minimum of 3 days per week.

We are seeking a Senior Backend Software Engineer with strong hands-on experience in Java, Spring Boot, Microservices, Distributed Systems, Kafka, and REST APIs.

The role focuses on building secure, scalable, reliable, and high-performance backend services for digital banking platforms.

Key Responsibilities

  • Design and develop scalable Java microservices and REST APIs.
  • Build distributed, event-driven systems using Kafka.
  • Develop reliable and high-performance backend services.
  • Implement fault tolerance, resiliency, caching, and high-availability solutions.
  • Participate in architecture, design, and code reviews.
  • Support CI/CD, automated testing, and production readiness.
  • Collaborate with engineering, product, architecture, and operations teams.
  • Mentor engineers and provide technical guidance.

Required Skills

  • 8 years of software development experience.
  • Strong Java and Spring Boot experience.
  • Hands-on experience with Microservices and Distributed Systems.
  • Experience with REST APIs, JSON, XML, and integration patterns.
  • Strong experience with Kafka / Kafka Streams.
  • Experience with Spring Batch, JUnit, JDBC, Maven/Gradle.
  • Experience with Jenkins, Git, and CI/CD.
  • Experience with PostgreSQL, MongoDB, or NoSQL databases.
  • Experience with Docker and cloud/platform environments.
  • Strong communication and problem-solving skills.

Preferred Skills

  • Experience with GenAI, LLM, RAG, embeddings, or vector search.
  • AWS and cloud-native architecture experience.
  • Experience with Redis / Cassandra.
  • Knowledge of MCP and AI guardrails.
  • Banking, fintech, payment, or financial services experience.
  • Experience with Python, Hadoop, or Spark.

Core Technology Stack

  • Languages &

    • Frameworks: Java (JDK 17–25), Spring Boot

  • APIs &

    • Integration: REST / RPC APIs

  • Messaging &

    • Streaming: Kafka, Kafka Streams

  • Databases: PostgreSQL, MongoDB, Redis, Cassandra
  • DevOps &

    • CI/CD: Jenkins, GitLab, CI/CD

  • Containers &

    • Cloud: Docker, Cloud/Platform Environments

  • Architecture: Microservices, Distributed Systems, Resiliency
  • Engineering: Observability, Performance Optimization, Automated Testing

Flexible work from home options available.

Keywords
DocBookXBELGitLabApache KafkaApache HadoopApache SparkSpring FrameworkRedisJSONMongodbApache CassandraMAVENOpenJDKDevOpsFault tolerancePostgresqlPythonXmlHadoopCassandra

Interested in this role?