Fullstack Developer

Barrow Wise Consulting•Rockville, MD

1d•Remote

About The Position

Enjoy problem-solving, need a venue to display your creativity, and emerging technologies pique your interest; if so, Barrow Wise Consulting, LLC is for you. As a multi-disciplined leader, you understand the gifts that set you apart from everyone else. Demonstrate innovative solutions to our clients. Join Barrow Wise Consulting, LLC today. Responsibilities: The Fullstack Developer (DevOps Engineer) will support Barrow Wise's IRS project and perform the following duties: Reverse-engineer and document all existing EAIB integrations, Flow services, and Broker assets. Design standardized APIs and event contracts using OpenAPI and canonical message schemas. Apply standardized API lifecycle governance, including versioning, deprecation policies, contract testing, and documentation. Replace webMethods adapters with microservice-based connectors for JDBC, MQ, and other external systems. Refactor transformation and routing logic from Flow services into stateless microservices. Implement saga-based workflows and correlation strategies to replace long- running webMethods orchestrations. Integrate resilience, throttling, and reliability patterns using Resilience4j or service mesh policies at the API gateway and messaging layers. Containerize all new integration microservices and deploy them using Kubernetes with proper config/secrets management. Implement end-to-end observability: structured logging, distributed tracing, and Prometheus metrics. Establish secure authentication/authorization using OAuth2/OIDC, mTLS, and encrypted configuration management. Build automated CI/CD pipelines to compile, test, containerize, and scan EAIB microservices, and support automated deployments. Generate Software Bills of Material (SBOMs) and perform automated security and compliance checks on dependencies, container images, and build artifacts. Perform Certificate lifecycle management and perform POA&M along with security vulnerability mitigation tasks, including identifying and documenting vulnerabilities, application components, including tracking certificate expiration, coordinating with security and infrastructure teams, executing certificate updates or renewals through the appropriate deployment or configuration mechanisms, validating successful implementation, and ensuring minimal disruption to system availability and operations. Perform necessary application or component-level recovery actions-such as initiating controlled restarts, triggering container or pod redeployments, validating service health checks, or coordinating with platform teams for infrastructure-level remediation to quickly restore service functionality, minimize downtime, and escalate unresolved issues Develop corrective action plans, implementing required remediations, including updating software components, container images, libraries, or system configurations through approved deployment mechanisms Perform necessary application or component-level recovery actions, such as initiating controlled restarts, triggering container or pod redeployments, and validating service health checks Perform duties in Lanham, MD, Rockville, MD, or Remote An ideal candidate has the following: U.S. Citizenship Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field with 8 years of experience Strong expertise in backend development using Java and Spring framework, combined with frontend proficiency in ReactJS; hands-on experience in containerized application development and deployment using Docker and Kubernetes, messaging systems (AMQ, IBM MQ, Apache Kafka), and data grid technologies for high-5 performance, distributed applications Well-versed in DevOps tools and CI/CD pipelines for automated build, test, and deployment processes and experience with production-grade, cloud-native microservices architecture and Kubernetes-based container orchestration; API gateways and security standards (OAuth 2.0/OpenID Connect), TLS cipher suites, secure coding practices, automated security scanning, dependency vulnerability management, and enforcement of enterprise DevSecOps controls Skills Required: webMethods Suite: Integration Server, Universal Messaging, My webMethods Server, Optimize for Infrastructure; Java, Flow, JavaScript; Spring, Spring Boot, Spring Cloud, Spring-WS; React; AMQP, HTTPS, REST, SOAP, JDBC, JMS, TLS, Red Hat AMQ (ActiveMQ), IBM MQ, Apache Kafka; CI/CD Automation Platforms (GitHub Actions); Docker/OCI, Kubernetes, Helm; Red Hat Data Grid (Infinispan), Oracle Exadata, PostgreSQL, IBM Db2; AWS, Prometheus, Grafana, AppDynamics, Splunk, and Fluent Bit. Join the team at Barrow Wise Consulting, LLC, for a fulfilling and engaging experience! Our team is dedicated to providing innovative solutions to our clients in an ethical and diverse work environment. We offer competitive compensation packages, excellent benefits, and opportunities for growth and advancement. Barrow Wise is an equal-opportunity, drug-free employer committed to diversity in the workplace. Minority/Female/Disabled/Protected Veteran/LGBT are welcome to apply. Our employees stand behind Barrow Wise's core values of integrity, quality, innovation, and diversity. We are confident that Barrow Wise's core values, business model, and team focus create positive career paths for our employees. Barrow Wise will continue to lead the industry in delivering new solutions to clients and persevere until the client is overjoyed.

Requirements

U.S. Citizenship
Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field with 8 years of experience
Strong expertise in backend development using Java and Spring framework, combined with frontend proficiency in ReactJS; hands-on experience in containerized application development and deployment using Docker and Kubernetes, messaging systems (AMQ, IBM MQ, Apache Kafka), and data grid technologies for high-5 performance, distributed applications
Well-versed in DevOps tools and CI/CD pipelines for automated build, test, and deployment processes and experience with production-grade, cloud-native microservices architecture and Kubernetes-based container orchestration; API gateways and security standards (OAuth 2.0/OpenID Connect), TLS cipher suites, secure coding practices, automated security scanning, dependency vulnerability management, and enforcement of enterprise DevSecOps controls
Skills Required: webMethods Suite: Integration Server, Universal Messaging, My webMethods Server, Optimize for Infrastructure; Java, Flow, JavaScript; Spring, Spring Boot, Spring Cloud, Spring-WS; React; AMQP, HTTPS, REST, SOAP, JDBC, JMS, TLS, Red Hat AMQ (ActiveMQ), IBM MQ, Apache Kafka; CI/CD Automation Platforms (GitHub Actions); Docker/OCI, Kubernetes, Helm; Red Hat Data Grid (Infinispan), Oracle Exadata, PostgreSQL, IBM Db2; AWS, Prometheus, Grafana, AppDynamics, Splunk, and Fluent Bit.

Responsibilities

Reverse-engineer and document all existing EAIB integrations, Flow services, and Broker assets.
Design standardized APIs and event contracts using OpenAPI and canonical message schemas.
Apply standardized API lifecycle governance, including versioning, deprecation policies, contract testing, and documentation.
Replace webMethods adapters with microservice-based connectors for JDBC, MQ, and other external systems.
Refactor transformation and routing logic from Flow services into stateless microservices.
Implement saga-based workflows and correlation strategies to replace long- running webMethods orchestrations.
Integrate resilience, throttling, and reliability patterns using Resilience4j or service mesh policies at the API gateway and messaging layers.
Containerize all new integration microservices and deploy them using Kubernetes with proper config/secrets management.
Implement end-to-end observability: structured logging, distributed tracing, and Prometheus metrics.
Establish secure authentication/authorization using OAuth2/OIDC, mTLS, and encrypted configuration management.
Build automated CI/CD pipelines to compile, test, containerize, and scan EAIB microservices, and support automated deployments.
Generate Software Bills of Material (SBOMs) and perform automated security and compliance checks on dependencies, container images, and build artifacts.
Perform Certificate lifecycle management and perform POA&M along with security vulnerability mitigation tasks, including identifying and documenting vulnerabilities, application components, including tracking certificate expiration, coordinating with security and infrastructure teams, executing certificate updates or renewals through the appropriate deployment or configuration mechanisms, validating successful implementation, and ensuring minimal disruption to system availability and operations.
Perform necessary application or component-level recovery actions-such as initiating controlled restarts, triggering container or pod redeployments, validating service health checks, or coordinating with platform teams for infrastructure-level remediation to quickly restore service functionality, minimize downtime, and escalate unresolved issues
Develop corrective action plans, implementing required remediations, including updating software components, container images, libraries, or system configurations through approved deployment mechanisms
Perform necessary application or component-level recovery actions, such as initiating controlled restarts, triggering container or pod redeployments, and validating service health checks
Perform duties in Lanham, MD, Rockville, MD, or Remote