Senior Full-Stack Developer

SUMMARY

AtWork Systems

is transforming how government contractors run their businesses and we're doing

it with modern, scalable, and secure technology engineered for impact. Our

OneLynk SaaS platform powers a full suite of managed services, giving

organizations

the automation, intelligence, and integrated workflows they need to operate smarter, stay compliant,

and grow profitably.

As a senior

developer on our team, you’ll help build and evolve a cutting-edge platform that

replaces legacy, fragmented systems with a unified, cloud-native solution. From

on-demand back-office capabilities to embedded compliance and

AI-driven

decision support, OneLynk is designed to disrupt the “back-office” landscape - and we’re just getting started.

If you’re

passionate about clean architecture, secure scalable services, and working with the

latest technologies to solve complex real-world problems, AtWork Systems offers a

rare opportunity: the ability to innovate boldly, deliver meaningful

outcomes, and shape the future of an

industry ready for change. Join us and build something that truly matters.

JOB RESPONSIBILITIES

• Design and Architecture Scalable SaaS

  Solutions

• Define and implement system architecture

  that supports multi-tenant ERP modules, high availability, and secure

  cloud-based deployment.

• Apply advanced design patterns and

  architectural principles to ensure maintainability, scalability, and

  performance.

• Develop and Optimize Core ERP Modules
• Utilize Claude Code and other AI enable

  tools to develop clean, maintainable, and testable code for mission-critical

  ERP features such as finance/accounting, HR, contract/project management,

  procurement, order management and compliance.

• Refactor existing codebases to improve

  efficiency and reduce technical issues.

• Integrate Third-Party Systems and APIs
• Design and implement secure integrations

  with payment gateways, document management systems, government compliance

  tools, and other SaaS services.

• Ensure seamless data exchange via REST,

  GraphQL, or message queues.

• Support DevOps and Continuous Delivery

  Practices

• Implement CI/CD pipelines, automated

  testing frameworks, and containerized deployments (e.g., Docker, Kubernetes).

• Monitor production systems for uptime,

  security, and performance, and respond to incidents with root cause analysis.

• Mentor and Guide Engineering Teams
• Provide technical leadership to junior and

  mid-level engineers, conducting code reviews, pair programming, and

  knowledge-sharing sessions.

• Foster best practices in agile software

  development, secure coding, and quality assurance.

• Ensure Compliance, Security, and Data

  Privacy

• Implement role-based access control,

  encryption, and other security measures to protect sensitive ERP data.

• Stay updated on compliance requirements

  (e.g., FedRAMP, SOC 2, GDPR) and ensure the platform meets or exceeds these

  standards.

Requirements

• Bachelor’s

  degree in computer science or software engineering

• At

  least 5 years’ experience developing business systems software

• At

  least 7-10 years’ experience developing SaaS software using JEE and Amazon web

  services.

• At

  least 7-10 years’ experience in object-oriented programming language, such as

  Java, including extensive use of Java Collections, Reflection and Generics

  libraries to build mission critical business applications.

• At

  least 5 years developing enterprise applications using SQL databases such as

  Oracle and MySQL and JEE libraries including JPA, EJBs, JMS messaging and REST.

  Must have extensive knowledge of building backend REST-based APIs using JPA or

  Hibernate and GraphOL.

• At

  least 7-10 years designing, developing and debugging user interfaces software

  using Angular/Prime NG web development toolkit.

• At

  least 7-10 years in DevOps utilizing Amazon web services to support configuring

  and deploying virtual servers, maintaining and optimizing SQL databases and

  utilizing CI/CD for deploying enterprise software

• Should be willing to accept a

  long-term work-from-home arrangement.

• Should be amenable to a permanent

  night shift schedule