Software Engineer Level 4 (Java Backend Developer)

3Core Systems , Inc•Berwyn, IL

23d•Hybrid

About The Position

This role focuses on backend API development to support digital, dealer, and customer applications. The primary responsibility is to develop, maintain, enhance, and support backend services. The work spans multiple enterprise domains including user entitlement services, asset management, and other evolving enterprise areas, with an emphasis on diverse backend service development. 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 software and systems. A typical software engineer researches, designs, develops, and tests operating systems-level software, compilers, and network distribution software for various applications.

Requirements

Minimum 8+ years in Java.
At least 1+ year in AWS.
Strong backend development background (critical).
Hands-on coding experience preferred over architecture-heavy profiles.
Ability to collaborate within and across teams.
Ability to contribute to design discussions when needed.
Bachelor's degree in computer science, software engineering or relevant field required.
8+ years’ experience required.
Expert ability to work independently and manage one’s time.
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.
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 3 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.
Proven experience in designing, developing, deploying and maintaining software at scale.
3 years of experience building and developing with Cloud Technologies (such as AWS, Azure, GCP).
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).
Must demonstrate solid knowledge of computer science fundamentals like 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.
Resume must have clear project history with proper timelines.
Explanation required for any employment gaps.
Resume must have the candidate’s current location of residence.
If candidate does not currently reside in the local area but open to relocate on their dime, that needs to be clear on the resume.

Nice To Haves

Java latest versions preferred; Java 21 acceptable, Java 25 ideal.
Preferred: Cucumber, Selenium.
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.
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.
Datastores such as DynamoDB, MongoDB, Cassandra, Redis, Elasticsearch, MySQL, Oracle.
Master Degree plus 6+ years exp.

Responsibilities

Develop, maintain, enhance, and support backend services.
Participate in Scrum ceremonies including daily stand-ups and sprint activities.
Work from Azure DevOps Scrum board.
Perform approximately 70% new development and 30% maintenance/support.
Occasionally be involved in high-level design.
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.
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.
Performs integration tasks for in-house developed systems and/or purchased hardware and software solutions.
Assists customers with documentation, training and usability efforts.
Significant interaction required with Scrum team during all scrum ceremonies such as Daily Standups, Sprint Planning, Grooming, Retro, Demo etc.
Interact with team for PR Reviews.
Engage with other teams as needed.