Senior Software Engineer 5494

Tier4 Group; Duluth (GA); On-site; USD 120,000 - 160,000; Full time

Job summary

Tier4 Group is seeking an accomplished full-stack engineer to design, develop, and maintain scalable web applications and backend services in an enterprise setting. You will architect RESTful APIs, migrate legacy SOAP services to REST, and build reusable components for multiple teams.

The role emphasizes secure coding, CI/CD pipelines, and robust observability with logging and monitoring, while collaborating with frontend, backend, DevOps, and security teams.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or equivalent professional experience.
• 6–9 years of professional full-stack development experience in enterprise environments.
• Proven experience contributing to or leading major system projects across multiple development disciplines.
• Demonstrated ability to work independently and deliver high-quality solutions with minimal guidance.
• Strong analytical, problem-solving, and decision-making skills.

Skills

Responsive UI development

Webpack

Rollup

Vite

REST API design

OAuth 2.0 / JWT security

Education

Bachelor’s degree in Computer Science, Engineering, or equivalent

Tools

Node.js/NestJS

Java/Spring Boot

Python

Prisma ORM

Jenkins/Gradle

Job description

• Design, develop, and maintain responsive web applications using HTML5, CSS3, TypeScript, Vue3, Vuetify, Pinia, Vite.
• Architect and build backend services and enterprise-grade RESTful APIs using Node.js/NestJS, Java/Spring Boot, and Python.
• Modernize legacy platforms by migrating SOAP services to REST APIs.
• Implement secure, scalable API layered architectures with well-defined separation of concerns.
• Build and maintain reusable components, libraries, and shared service frameworks used by multiple teams.
• Develop and optimize data access with IBM DB2, MongoDB, and Prisma ORM for type-safe schema and query design.
• Integrate enterprise systems using IBM MQ for reliable, asynchronous messaging.
• Analyze complex system requirements, information flows, and integration points to deliver optimal technical solutions.
• Conduct research and collaborate with business partners to understand needs, define technical feasibility, and resolve system issues.
• Document logic flows, data structures, and application architecture using approved tools and standards.
• Ensure new development adheres to secure coding guidelines and complies with enterprise architectural standards.
• Create and execute comprehensive unit test plans for both frontend and backend code.
• Achieve and maintain minimum 85% code coverage using Vitest, Jest, Mocha, JUnit, pytest, and automated quality gates via SonarQube.
• Perform full regression testing for new functionality, enhancements, and system conversions.
• Use Postman/Insomnia, Supertest, and other tools to validate API functionality and performance.
• Collaborate with QA teams to ensure business test plans align with system requirements and produce accurate results.
• Develop CI/CD pipelines using Jenkins or Gradle to automate build, test, and deployment activities.
• Containerize applications using Docker and manage orchestration with Kubernetes.
• Implement monitoring, logging, and observability solutions to ensure system reliability in production.
• Provide on-call support for production and lower environments as needed, ensuring minimal downtime and rapid issue resolution.
• Lead and participate in system planning, technical design reviews, and project coordination with other IT teams.
• Estimate development efforts, create or update documentation, and ensure compliance with SDLC and Change Management policies.
• Communicate how proposed system changes impact business processes and other dependent systems.
• Manage multiple development assignments simultaneously while ensuring timely delivery of high-quality features.
• Mentor junior developers and contractors, providing guidance on coding standards, testing practices, and system design.
• Conduct code reviews and support developers in writing clean, maintainable, testable code.
• Foster a collaborative team environment by leading technical discussions, working sessions, and knowledge-sharing.
• Coordinate closely with frontend teams, backend engineers, DevOps, UI/UX, security teams, and business stakeholders.
• Partner with business stakeholders to gather requirements, communicate technical decisions, and provide solution recommendations.
• Translate complex technical concepts into clear, concise explanations for non-technical audiences.
• Provide visibility into system enhancements, technical risks, and integration opportunities across the enterprise.
• Develop clear, well-structured documentation, diagrams, and communication artifacts for stakeholders and leadership.
• Implement secure coding practices aligned with OWASP guidelines, OAuth 2.0 standards, and enterprise security policy.
• Perform vulnerability assessments, dependency upgrades, and remediation activities to maintain application security.
• Ensure all development follows organizational policies, change controls, and compliance requirements.

Qualifications

• Bachelor’s degree in Computer Science, Engineering, or equivalent professional experience.
• 6–9 years of professional full-stack development experience in enterprise environments.
• Proven experience contributing to or leading major system projects across multiple development disciplines.
• Demonstrated ability to work independently and deliver high-quality solutions with minimal guidance.
• Strong analytical, problem-solving, and decision-making skills.

Required Skills

• Responsive UI development for desktop, tablet, and mobile
• Webpack, Rollup, Vite
• Backend & API: Node.js/NestJS, Java/Spring Boot, Python
• REST API design and SOAP-to-REST migration
• IBM DB2 (SQL, stored procedures), MongoDB
• Prisma ORM
• IBM MQ messaging
• DevOps & Infrastructure: Jenkins, Gradle
• Logging, monitoring, build pipelines
• SonarQube
• Strong understanding of testable code and dependency injection
• Security: OAuth 2.0, JWT
• Secure coding standards, OWASP
• Vulnerability assessment and remediation

Preferred Skills

• Experience with AWS or other cloud platforms.
• Familiarity with enterprise API management platforms such as Apigee.
• Experience with monitoring tools such as Dynatrace.
• Test-Driven Development (TDD) experience.
• Relevant technical certifications (cloud, development, security).