Java Backend Developer

• This position reports to Software Engineering Manager, as do other staff jobs in application and technical systems and programming sections.
• Responsibilities are within functional lines with individuals assisting in new program development and/or maintenance of existing mobile, WEB, Cloud, server, computing systems.

Typical task breakdown:

• Work as part of Agile team and participate in Scrum activities.
• Competent to perform all programming, development, integration and system administration assignments without close supervision.
• Designs, codes, tests, and debugs programs of high complexity.
• Configuration or customization of purchased software solutions with high complexity.
• Provides project management, programming, systems, and/or system administration leadership, guidance, and assistance to other team members.
• Works on more complex application/technical problem identification and resolution, including responding to off-shift and weekend support calls.
• Works independently on complex processes and modules that may be used by one or more programs, systems or in support of infrastructure component change management.
• Develops major system modules, programs or infrastructure released based on requirements gathered from system customers.
• Performs integrated testing and customer acceptance testing of system components that requires careful planning and execution to ensure timely, quality results
• Fully knowledgeable of programming languages appropriate to the platform supported, program design and specification development, programming logic, logic diagrams, system analysis techniques, testing, debugging, documentation standards, file design, storage and internal systems;
• Performs integration tasks for in-house developed systems and/or purchased hardware and software solutions. Assists customers with documentation, training and usability efforts., * Review and approve the modification of existing databases and database management systems.
• Instruct staff to write and code logical and physical database descriptions and specify identifiers of database to management system
• Direct database development and approve project scope and limitations
• Review project requests describing database user needs to estimate time and cost required to accomplish project
• Plan, coordinate, and implement security measures to safeguard information in computer files against accidental or unauthorized damage, modification or disclosure
• Approve, schedule, plan and supervise the installation and testing of new products and improvements to computer systems
• Develop standards and guidelines to guide the use and acquisition of software and to protect vulnerable information.
• Expert ability to work independently and manage one s time
• Expert mentoring skills necessary to provide support and constructive performance feedback
• Expert knowledge of the full software development lifecycle: from business/systems analysis, through requirements gathering and functional specification authoring, to development, testing and delivery
• Expert ability to troubleshoot issues and make system changes as needed to resolve issue
• Expert knowledge of computer hardware and software.
• Knowledge of computer development software as it relates to systems, such as SQL, Visual Basic, etc.

• Java Software Development (8+ yrs),
• AWS Cloud Development (3+ yrs),
• Microservices & REST API Development (3+ yrs),
• CI/CD & Agile Development (3+ yrs),
• Backend Database Development (5+ yrs)

Required Minimum Education:

• Bachelor s Degree, * Bachelor s degree in Computer science or Electrical engineering or related field, Plus 8+ years exp., * The main function of a software engineer is to apply the principles of computer science and mathematical analysis to the design, development, testing, and evaluation of the software and systems that make computers work
• A typical software engineer researches, designs, develops and tests operating systems-level software, compilers, and network distribution software for medical, industrial, military, communications, aerospace, business, scientific and general computing applications., * 8+ years or more of software development experience or at least 6 years of experience with master s degree in computer science or related field.
• 8+ years or more of experience in designing and developing software applications in Java or at least 6 years of experience in Java with master s degree in computer science or related field.
• At least three years of experience developing in AWS: cloud formation templates, deploying ECS clusters, Lambda, Fargate, Amazon Elastic Search, S3. Strong understanding of IAM roles and policies.
• Gen AI experience for software development.
• Proven experience in following,
• Designing, developing, deploying and maintaining software at scale. Three years of experience building and developing with Cloud Technologies (such as AWS, Azure, Google Cloud Platform)
• 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 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 some of the following,
• Batch or stream processing systems such as AWS SQS, AWS SNS, Kinesis.
• Experience designing well-defined Restful APIs o 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 Selenium and Cucumber and their integration into CI/CD pipelines. o Datastores such as DynamoDB, MongoDB, Cassandra, Redis, Elasticsearch, MySQL, Oracle.
• Must demonstrate solid knowledge of computer science fundamentals like data structures and algorithms.

3Core Systems, Inc is an SAP and Success Factors Partner with employees located across the United States. Our organization is dedicated to customer and employee satisfaction. We provide High Quality, Cost efficient and Competitive Solutions and Resources.

3Core Systems is looking for Senior Java Backend Developer for one of our clients in Peoria, IL with experience in Java Backend, Java17+, Microservices, REST API, AWS, Agile, CI/CD.