Software Engineer, Backend Developer, Full Stack Developer

This is a hybrid role - qualified candidates must be available to spend a portion of their work week in our North Andover office.

To be considered, candidates must be legally eligible to work in the United States without the need for employer-sponsored visa or residency status, now or at any point in the future.

We want you!

Data Serv / xFact is seeking a Software Engineer to join our engineering team. In this role, you will design and deliver scalable, high-performance solutions across the full application stack - from API gateways and identity management - to relational and analytics databases - to modern frontend interfaces. You will contribute to both greenfield development and the continued evolution of existing systems within a Dev Sec Ops  environment.

The ideal candidate is a self-directed professional who thrives with autonomy - someone who can take ownership of a task and drive it to completion. Success in this role requires strong technical judgment, a commitment to quality, and the ability to collaborate effectively across teams.

xFact and Data Serv bring together nearly 40 years of experience delivering innovative technology solutions to public and commercial sectors. We combine a strong foundation in Technology with a fast growing, mission-driven team focused on building impactful solutions for our existing and growing customer base that spans the country. Our culture is collaborative, driven, and focused on doing meaningful work that creates real value.

• team player
• excellent written and verbal communicator
• tech savvy
• strategic thinker
• service oriented
• motivated
• self-disciplined
• professional
• flexible in a fast-paced environment
• works independently with minimal supervision
• exhibits strong work ethics
• detail oriented
• handles demanding situations/timelines
• organized
• responsible/dependable
• willing to receive/provide feedback to improve performance
• supportive
• strong desire to support and mentor

• Design, develop, and implement highly scalable components using Java, Golang, and Spring/Spring Boot.
• Build and maintain RESTful APIs and integrate with API gateways (KrakenD).
• Develop modern front-end experiences using Vue.js, Thymeleaf, and Datastar.
• Implement and maintain identity and access management solutions using Keycloak.
• Work with message queuing systems (RabbitMQ/AMQP) for asynchronous processing.
• Write clean, efficient, and well-documented code with comprehensive unit and integration tests.

• Work effectively with SQL Server, PostgreSQL, and Click House - writing efficient queries, understanding execution plans, and collaborating with the DBA on schema and performance considerations.
• Optimize and maintain legacy systems; troubleshoot and debug applications.

• Develop and maintain automated tests to ensure product quality.
• Deploy containerized applications and configure NGINX for web serving and reverse proxy.
• Monitor the performance of live applications and make necessary adjustments.

• Collaborate with internal teams and vendors to fix and improve products.
• Take ownership of tasks and drive them to completion with minimal supervision.
• Document development phases and participate in the entire application lifecycle.

Education:

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent work experience.

Experience:

• 3-5 Years in Software Engineering
• Proven experience as a Full Stack Developer or similar role.
• Strong proficiency in Java and/or Golang with Spring/Spring Boot framework experience.
• Experience with JavaScript frameworks, particularly Vue.js; familiarity with Thymeleaf and Datastar.
• Hands-on experience with API gateways (KrakenD preferred) and identity providers (Keycloak preferred).
• Experience with relational databases (SQL Server, PostgreSQL) and analytics databases (Click House).
• Familiarity with message brokers (RabbitMQ/AMQP) and web servers (NGINX).
• Experience with container technologies (Docker, Podman, Kubernetes).
• Experience with CI/CD tools such as Git Hub Actions, Git Lab CI, Jenkins, or Azure Dev Ops.
• Experience…