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Senior Java Developer

Mojo Trek
Chicago, IL Full Time
POSTED ON 11/25/2025 CLOSED ON 12/16/2025

What are the responsibilities and job description for the Senior Java Developer position at Mojo Trek?

COMPANY DESCRIPTION

Mojo Trek, an Inc. 5000 company, delivers an unparalleled recruitment experience, grounded in transparency and integrity. From midsize technology innovators to Fortune 50 powerhouse corporations, we help our clients build technology teams that make a difference, push the change forward, and develop software critical to their success.

Our Client is building a world-class platform to host a wide range of applications. It's a state-of-the-art digital platform that encompasses mobile, web, cloud, and distributed computing systems. Their solutions are designed to improve productivity, profitability, and safety, and help communities and economies grow in an environmentally sustainable way.

RESPONSIBILITIES:


  • Perform all programming, project management, and development assignments without close supervision
  • Work directly on complex application/technical problem identification and resolution, including responding to off-shift and weekend support calls
  • Work independently on complex systems or infrastructure components that may be used by one or more applications or systems.
  • Drive application development focused around delivering business value
  • Mentor and assist software engineers, providing technical assistance and direction as needed
  • Maintain high standards of software quality within the team by establishing good practices and habits
  • Proactively reach out for help when stuck on an issue after doing reasonable independent research
  • Maintain a sense of urgency when working on tasks and actively follow up on any dependencies or blockers


QUALIFICATIONS:


  • 8 years or more of experience in designing and developing software applications in Java.
  • Proven experience in many of the following

    • Designing, developing, deploying and maintaining software at scale.
    • Developing software applications using relational and NoSQL databases.
    • Application architectural patterns, such as MVC, Microservices, Event-driven, etc.
    • Deploying software using CI/CD tools, such as Jenkins, Azure DevOps, GoCD, etc
    • Deploying and maintaining software using public clouds such as AWS or Azure.
    • Working within an Agile framework (ideally Scrum)

  • Strong understanding and/or experience in many of the following

    • Message streaming solutions, such as AWS Kinesis, AWS SQS, AWS SNS, Apache Kafka, RabbitMQ, Apache ActiveMQ.
    • Experience designing well-defined Restful APIs
    • Hands on experience with API tools such as Swagger, Postman and Assertible
    • Test Driven Development and Behavior Driven Development.
    • Hands on experience with testing tools such as Cucumber and Selenium and their integration into CI/CD pipelines. Datastores such as AWS Aurora, AWS RDS, AWS DynamoDB, MongoDB, ElasticSearch, Cassandra, Redis, MySQL, Oracle.
    • Other AWS technologies, such as API Gateway, ALB, NLB, Fargate, Lambda, S3, CloudWatch, etc
    • Debugging and maintaining software in Linux or Unix platforms

  • Must demonstrate solid knowledge of Computer Science fundamentals, such as data structures and algorithms.
  • Ability to work under pressure and within time constraints
  • Passion for technology and an eagerness to contribute to a team-oriented environment
  • Demonstrated leadership on small to medium-scale projects impacting strategic priorities
  • Bachelor's degree in Computer science or Electrical engineering or related field is required w/ 8 years' experience needed OR Masters degree with 6 years' experience

Salary : $50 - $70

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