Principal Software Engineer

INSPYR Solutions; Milford Mill (MD); On-site; USD 87,000 - 118,000; Full time

Job summary

INSPYR Solutions in Baltimore, MD is seeking a Principal Software Engineer to design and develop software using Twelve-Factor app methodology. The role emphasizes UI with Angular/React, microservices with Spring Boot, and cloud/DevOps practices.

You will lead cross-functional teams and mentor junior developers on an onsite basis. The position requires hands-on experience with Java, JEE, and modern front-end frameworks, plus delivery of scalable, accessible software and adherence to security

Qualifications

• Bachelor's degree in Computer Science, Mathematics, Engineering, or related field.
• 10+ years of experience with Java, Spring Boot, Angular, React.
• Must be able to obtain and maintain a Public Trust clearance.

Responsibilities

• Design and develop software applications using Twelve-Factor App methodology.
• Develop UI components with AngularJS, ReactJS, Node.js, TypeScript, and JavaScript.
• Implement GUI using Angular/React/Node.js, ES13+ features.
• Design and develop Microservices using Spring Boot and RESTful architecture.
• Lead cross-functional teams and provide technical guidance.
• Develop and maintain DAO with DB2 and PostgreSQL, ORM usage.
• Create POCs and test frameworks for API testing with Cucumber/Gherkin/Java.

Skills

Java

Spring Boot

Angular

React

JEE

Microservices

Technical Lead

Agile

Education

Bachelor's Degree in CS/Engineering

Masters/Doctorate substitute

Tools

Jenkins

Git

Bitbucket

OpenShift

AWS

Azure

Google Cloud

CI/CD

Job description

Title: Principal Software Engineer

Location: Baltimore, MD – Fully Onsite

Duration: 12 months

Compensation: $75/ hour W2

Work Requirements: US Citizen, GC Holders or Authorized to Work in the U.S.

Suitability Process Upon Offer to obtain a Public Trust Clearance: 6-8 week process

Position Description

• Design and develop software applications using Twelve-Factor App methodology from functional requirements.
• Develop highly innovative UI design, Web components, achieved through collaboration and dialogue with other experts in the field. The candidate will continually assess advancements in technologies to gauge and recommend better solutions for the customer to improve the software developer experience and efficient delivery of software.
• Implementation of Graphical User Interface (GUI) using the presentation tier technologies such as AngularJS, ReactJS, Node JS, Type Script, JavaScript, JSP, HTML, CSS, XML, AJAX, and jQuery,.
• Front end development using modern JavaScript and experience with ES13+ features, such as classes, arrow functions, template literals and modules.
• Design Web Page components that are compliant with Section 508 of the Rehabilitation Act (29 U.S.C. 794d).
• Design and develop Microservices using Spring Boot, Java and RESTful architecture.
• Solid understanding of DevOps practices, CI/CD pipelines, and tools such as Jenkins, Git, Bitbucket, OpenShift and experience with cloud platforms (AWS, Azure, or Google Cloud) and containerization technologies.
• Develop and maintain Enterprise Java Batch application using Java Specification Request (JSR) 352 specification and schedule Java Batch jobs using Control-M.
• Develop Simple Object Access Protocol (SOAP) based Web Services using technologies such as JAX-WS, Apache Axis, and Web Services Description Language (WSDL). Implement Web Service Security using WS-Security using existing IBM DataPower infrastructure. Ensure interoperability with Web Services-Interoperability (WS-I) standards, and optimize message transmission using Message Transmission Optimization Mechanism (MTOM) or SOAP with Attachments (SWA).
• Ability to collaborate with cross-functional teams, including business analysts, QA, and project managers and commitment to continuous learning and staying updated with emerging technologies.
• Develop the Data Access Layer (DAO) to interface the application with IBM DB2 9.0 and PostgreSQL databases running on z/OS mainframe and Linux operating systems and other platforms, utilizing JPA or Spring Data API for querying and retrieving data through Object Relational Mapping (ORM).
• Create POCs, templates for developing Behavior Driven Development (BDD) test framework for the APIs using Cucumber, Gherkin, and Java to implement Integration tests.
• Develop unit test cases for every possible Java class with real scenarios using Junit, Mockito and Power Mock frameworks
• Use Visio, Confluence and IT Governance Frameworks to document the solution architecture & develop UML based design documents.
• Attend all customer technical discussions/design/development meetings and provide viable technical solutions to further enhance the existing architecture and improve code quality/process.
• Impact functional strategy by developing new solutions, processes, standards, or operational plans that position Leidos competitively in the marketplace.
• Provide guidance/support to other junior/mid-level developers.
• Experience as hands on Technical Lead
• All other duties as assigned or directed.

Skills Requirements

FOUNDATION FOR SUCCESS (Basic Qualifications)

• Bachelor's Degree in Computer Science, Mathematics, Engineering or a related field.
• Masters or Doctorate degree may substitute for required experience
• 10+ years of experience with Java, Spring Boot, Angular, React.
• Extensive Design and Programming skills in Java and JEE technologies.
• Extensive hands-on experience with one or more frameworks such as Angular, React, and Express/Node.js.
• Experience as hands on Technical Lead
• Experience working on Agile projects and strong knowledge of Agile terminology and tools including Agility.
• Must be able to obtain and maintain a Public Trust. Contract requirement.

FACTORS TO HELP YOU SHINE (Required Skills)

• Experience in designing high-throughput and low-latency systems, including architecting scalable solutions capable of handling large volumes of concurrent requests with minimal response times.
• Experience in developing the applications using Single-Page Application Architecture.
• Proficient in implementing efficient data processing pipelines, optimizing application performance through asynchronous processing, caching strategies, and load balancing.
• Experience in coding “responsive