Senior Java Software Engineer

3Core Systems, Inc; Peoria (IL); Hybrid; USD 120,000 - 160,000; Full time

Job summary

3Core Systems, Inc. in Peoria, IL is seeking a senior software engineer for a 12-month hybrid contract. You will design, develop, test, and deploy software across Java backend, cloud services, and databases, collaborating in an Agile Scrum environment.

The role requires 8+ years in Java, strong AWS experience, and proficiency with relational/NoSQL databases. Eligible candidates will participate in a two-round, in-person interview process in Peoria.

Qualifications

• Bachelor’s degree in computer science or electrical engineering plus 8+ years of experience.
• Proficiency in Java software development with 8+ years experience.
• Experience designing and developing software using AWS and cloud services.
• Experience with relational and NoSQL databases and RESTful APIs.
• Experience with Agile/Scrum practices and CI/CD pipelines.

Responsibilities

• Review and approve database modifications and database management systems.
• Direct database development and approve project scope.
• Plan and implement security measures for data protection.
• Develop standards for software acquisition and protect vulnerable information.
• Lead and mentor team members; deliver end-to-end software lifecycle.

Skills

Java

Backend DB

AWS

GenAI

REST APIs

CI/CD

Scrum/Agile

NoSQL/SQL

Cloud Platforms

Education

Bachelor's degree in CS/EE

Tools

Jenkins

Azure DevOps

Swagger

Postman

Selenium

Cucumber

Kinesis

DynamoDB

MongoDB

Job description

Location: Peoria, IL,61602 (Hybrid – 2days onsite & 3 days Remote)

Duration: 12 monthscontract

Interview: 2 nd round in-person interview.

Must HaveSkills/Attributes:

• Java SoftwareDevelopment (8+ yrs),
• Backend DatabaseDevelopment (5+ yrs)

Required MinimumEducation:

• Bachelor’sdegree in Computer science or Electrical engineering or related field, Plus 8+years exp.

JOB DESCRIPTION:

RequiredEducation/Experience:

• Bachelor’sdegree in Computer science or Electrical engineering or related field, Plus 8+years exp.

RequiredQualifications:

• The main function of a software engineer is to apply the principles of computerscience and mathematical analysis to the design, development, testing, andevaluation of the software and systems that make computers work
• Atypical software engineer researches, designs, develops and tests operatingsystems-level software, compilers, and network distribution software formedical, industrial, military, communications, aerospace, business, scientificand general computing applications.

Position’sContributions to Work Group:

• Thisposition reports to Software Engineering Manager, as do other staff jobs inapplication and technical systems and programming sections.
• Responsibilitiesare within functional lines with individuals assisting in new programdevelopment and/or maintenance of existing mobile, WEB, Cloud, server,computing systems.

Typical task breakdown:

• Workas part of Agile team and participate in Scrum activities.
• Competentto perform all programming, development, integration and system administrationassignments without close supervision.
• Designs,codes, tests, and debugs programs of high complexity.
• Configurationor customization of purchased software solutions with high complexity.
• Providesproject management, programming, systems, and/or system administrationleadership, guidance, and assistance to other team members.
• Workson more complex application/technical problem identification and resolution,including responding to off-shift and weekend support calls.
• Worksindependently on complex processes and modules that may be used by one or moreprograms, systems or in support of infrastructure component change management.
• Developsmajor system modules, programs or infrastructure released based on requirementsgathered from system customers.
• Performsintegrated testing and customer acceptance testing of system components thatrequires careful planning and execution to ensure timely, quality results
• Fullyknowledgeable of programming languages appropriate to the platform supported,program design and specification development, programming logic, logicdiagrams, system analysis techniques, testing, debugging, documentationstandards, file design, storage and internal systems;
• Performsintegration tasks for in-house developed systems and/or purchased hardware andsoftware solutions. Assists customers with documentation, training andusability efforts.

Required TechnicalSkills:

• 8+years or more of software development experience or at least 6 years ofexperience with master’s degree in computer science or related field.
• 8+years or more of experience in designing and developing software applicationsin Java or at least 6 years of experience in Java with master’s degree incomputer science or related field.
• Atleast three years of experience developing in AWS: cloud formation templates,deploying ECS clusters, Lambda, Fargate, Amazon Elastic Search, S3. Strongunderstanding of IAM roles and policies.
• GenAI experience for software development.
• Provenexperience in following,
• Designing, developing,deploying and maintaining software at scale. Three years of experience buildingand developing with Cloud Technologies (such as AWS, Azure, GCP)
• Developing softwareapplications using relational and Nosql databases.
• Applicationarchitectural patterns, such as MVC, Microservices, Event-driven, etc.
• Deploying softwareusing CI/CD tools such as Jenkins, Azure Devops etc.
• Deploying andmaintaining software using public clouds such as AWS or Azure.
• Working within an Agileframework (ideally Scrum)
• Batch or streamprocessing systems such as AWS SQS, AWS SNS, Kinesis.
• Experience designingwell-defined Restful APIs o Hands on experience with API tools such as Swagger,Postman and Assertible
• Hands on experiencewith testing tools such as Selenium and Cucumber and their integration intoCI/CD pipelines. o Datastores such as DynamoDB, MongoDB, Cassandra, Redis,Elasticsearch, MySQL, Oracle.
• Mustdemonstrate solid knowledge of computer science fundamentals like datastructures and algorithms.

Responsibilities:

• Reviewand approve the modification of existing databases and database managementsystems.
• Instructstaff to write and code logical and physical database descriptions and specifyidentifiers of database to management system
• Directdatabase development and approve project scope and limitations
• Reviewproject requests describing database user needs to estimate time and costrequired to accomplish project
• Plan,coordinate, and implement security measures to safeguard information incomputer files against accidental or unauthorized damage, modification ordisclosure
• Approve,schedule, plan and supervise the installation and testing of new products andimprovements to computer systems
• Developstandards and guidelines to guide the use and acquisition of software and toprotect vulnerable information.
• Expertability to work independently and manage one’s time
• Expertmentoring skills necessary to provide support and constructive performancefeedback
• Expertknowledge of the full software development lifecycle: from business/systemsanalysis, through requirements gathering and functional specificationauthoring, to development, testing and delivery
• Expertability to troubleshoot issues and make system changes as needed to resolveissue
• Expertknowledge of computer hardware and software.
• Knowledgeof computer development software as it relates to systems, such as SQL, VisualBasic, etc.