Senior Principal Full-Stack Engineer — Enterprise APIs

Dexian; Denton, Roanoke (TX, VA); On-site; USD 120,000 - 190,000; Full time

Job summary

Dexian, a leading technology staffing firm with a global footprint, seeks a senior software engineer in Texas. You will design, maintain, and support enterprise-grade products, and triage issues across production and non-production environments.

Expect 8+ years of software development, 3–5 years in technical leadership, and strong skills in RESTful APIs, Java frameworks, relational databases, messaging, and AWS.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field.
• 8+ years of professional software development experience & 3-5 years of technical leadership experience.
• Strong experience developing and supporting RESTful APIs and microservices using modern Java frameworks (e.g., Spring Boot, Micronaut, Drop wizard).
• Experience designing and implementing scalable backend services leveraging relational databases (e.g., PostgreSQL, Oracle) with strong SQL and data modeling skills.
• Hands-on experience with enterprise messaging and asynchronous integration patterns using message brokers such as ActiveMQ, Kafka, or similar technologies.
• Solid understanding of distributed systems, API design, service integration, and event-driven architecture.
• Cloud Platforms: Hands-on experience with the AWS cloud ecosystem, including deployment, scaling, and cloud-native architectures.
• Test Automation: Experience implementing automated unit & integration testing using Junit, mocking, BDD frameworks.
• AI-Assisted Development Tools: Familiarity with developer productivity and AI-assisted tools such as GitHub Copilot or similar strongly preferred.
• DevOps & CI/CD: Experience implementing and working with DevOps practices, including CI/CD pipelines, automation, and infrastructure support strongly preferred
• Agile Development: Proven experience working in Agile/Scrum environments, collaborating closely with cross-functional teams.
• Financial Services (Preferred): Prior experience in the financial services industry is a strong plus.
• Communication Skills: Excellent verbal and written communication skills, with the ability to clearly articulate technical concepts to both technical and non-technical stakeholders.
• Team Collaboration: Demonstrated ability to collaborate optimally within distributed or cross-functional teams.

Responsibilities

• Design, maintain, and provide ongoing support for enterprise-grade products.
• Diagnose, troubleshoot, and triage issues across production and non-production environments.
• Independently develop and support assigned features across the full delivery lifecycle, following established designs and standards.

Skills

RESTful APIs

Microservices

Distributed systems

API design

SQL & data modeling

AWS cloud

CI/CD & DevOps

Agile/Scrum

Communication

Team collaboration

AI-assisted development tools

Education

Bachelor's degree in Computer Science, Engineering, or related field

Tools

Spring Boot

Micronaut

Dropwizard

PostgreSQL

Oracle

ActiveMQ

Kafka

AWS

JUnit

GitHub Copilot

Job description

Dexian, a leading technology staffing firm with a global footprint, seeks a senior software engineer in Texas. You will design, maintain, and support enterprise-grade products, and triage issues across production and non-production environments.

Expect 8+ years of software development, 3–5 years in technical leadership, and strong skills in RESTful APIs, Java frameworks, relational databases, messaging, and AWS.