Principal Full Stack Software Engineer - Python/Go/Javascript

Cubic Corporation; Ashburn (VA); Hybrid; USD 100,000 - 176,000; Full time

Job summary

A leading technology firm is seeking a Principal Full Stack Software Engineer to join its team. This role focuses on developing high-quality application software in hybrid cloud environments, collaborating with talented engineers, and mentoring junior developers. The ideal candidate should have expertise in Go, Node.js, and Python, and be committed to innovation in edge computing technologies.

Benefits

Flexible working arrangements

Paid parental leave

401k Retirement Plan with company match

Comprehensive medical, dental, and vision insurance

Paid time-off and paid holidays

Qualifications

• 8+ years of relevant experience with a Bachelor’s degree or 6+ years with a Master’s degree, or equivalent experience.
• Proficient in Go, Node.js, JavaScript, and Python.
• Experience with AWS services and Linux systems.

Responsibilities

• Collaborate with the Agile team to design and implement full-stack solutions.
• Lead design efforts and develop code for new application features.
• Mentor junior team members and promote continuous learning.

Skills

Go

Node.js

JavaScript

Python

Linux

Distributed Systems

RESTful Services

MySQL

Postgres

React

AngularJS

Education

Bachelor’s degree in Computer Science or similar field

Master’s degree in Computer Science or similar field

Tools

AWS

Prometheus

Grafana

Datadog

AWS CloudWatch

Job description

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Business Unit:

Cubic Defense

Company Details:

When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people’s lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation. Led by our talented teams around the world, Cubic is committed to solving global issues through innovation and service to our customers and partners.

We have a top-tier portfolio of businesses, including DTECH Edge Computing and Networking, Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com.

Job Details:

Join DTECH Mission Solutions: Cubic’s industry-leading provider of compute and networking solutions at the tactical edge!

DTECH is looking for a talented Principal Fullstack Software Engineer to join our mission-focused team. At DTECH, we enable edge users to connect, secure, and analyze mission-critical data with trusted, scalable, and intuitive edge technologies. Our platforms provide a decisive advantage, combining advanced computing and networking capabilities to drive performance in the most demanding environments. Every solution we develop is mission-engineered for reliability and survival in challenging conditions, with an eye toward continual innovation for the next mission.

Why Join Us?

• Be part of a team that is redefining the future of edge computing and networking.

• Work with mission-proven technologies that help save lives and power some of the most critical operations.

• Collaborate with industry experts and push the boundaries of what’s possible.

• Enjoy a dynamic, fast-paced environment where your contributions make a direct impact.

• Hybrid work model with flexibility, offering 3 days on-site per week and a 9/80 schedule. #LI-hybrid

Job Title: Principal Full Stack Software Engineer – Go/Node.JS/JavaScript

Location: Hybrid- Ashburn, VA

Are you a seasoned Full Stack Engineer with a passion for solving complex problems in a collaborative, Agile environment? If you’re skilled in Go, Node.js, and Python, and enjoy leading projects with a focus on quality, efficiency, and innovation, we’d love to have you on our team.

About the Role:

You’ll be joining an integrated product team to develop high-quality application software for hybrid cloud environments (AWS). As a Principal Full Stack Software Engineer, you’ll work closely with talented engineers to design, build, and refine solutions that make a real impact. You’ll also have the chance to mentor junior developers and influence our engineering practices.

What You'll Do:

• Collaborate with Agile team members to design, develop, test, and implement full-stack solutions.
• Lead design and engineering efforts, including capturing and reviewing functional requirements.
• Develop code for new application features and participate in architectural design and code reviews.
• Help shape the team’s development practices by contributing fresh ideas and tools.
• Mentor junior team members and promote continuous learning within the team.

What We’re Looking For:

• Technical Expertise: Proficient in Go, Node.js/JavaScript and Python, with a strong grasp of computer science fundamentals, including data structures, algorithms and object-oriented or functional design.
• Linux and Distributed Systems: Hands-on experience with Linux-based distributed systems, including development, debugging, and optimization. Develop and enhance tools with Python, Bash and Golang to automate configuration, testing, and data collection of Cisco hardware and Linux systems.
• RESTful Services & Databases: Experience building RESTful web services and working with open-source databases (e.g., MySQL, Postgres).
• Front-End Frameworks: Skilled in modern frameworks like React or AngularJS.
• Monitoring & Observability: Proficient with tools like Prometheus, Grafana, Datadog, and AWS CloudWatch.
• Cloud: Experience with AWS cloud services (AWS ECS, ECR, RDS, Route53).
• Soft Skills: Strong communication skills and the ability to work with both technical and non-technical stakeholders.

Nice-to-Have Skills:

• Familiarity with TDD, BDD, and E2E testing.
• Experience with AWS GovCloud for building secure, compliant solutions in regulated environments such as government or defense.
• Familiarity with AI/ML frameworks (e.g., TensorFlow, PyTorch, OpenAI APIs).
• Knowledge of CI/CD tools, Docker, Terraform, or Chef.
• Familiarity with tools like Jira, Confluence, and Git.

Requirements:

• 8+ years of relevant experience with a Bachelor’s degree in Computer Science or a similar field, or 6+ years with a Master’s degree, or equivalent experience.
• Must be a US person.

The description provided above is not intended to be an exhaustive list of all job duties, responsibilities and requirements. Duties, responsibilities and requirements may change over time and according to business need.

Cubic Pay Range:

$100,000.00 - $175,325.00 + benefits.

The Cubic pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

#LI-hybrid

Worker Type:

Employee

About Us

Cubic creates and delivers technology solutions in transportation that make people’s lives easier by simplifying their daily journeys, and defense capabilities that help promote mission success and safety for those who serve their nation. Led by our talented teams around the world, Cubic is committed to solving global challenges through innovation and service to our customers and partners.

We have a top-tier portfolio of businesses, including Cubic Transportation Systems (CTS ) and Cubic Defense ( CD ) .

Cubic is dedicated to providing a comprehensive employee benefits program. All regular, full-time and part-time employees (working an average of 20 hours per week) are eligible for benefits that are effective on the first day of employment. Cubic offers medical, dental and vision insurance, company-paid disability (company continues full pay and benefits for up tosix weeks), life insurance options, critical illness and accident coverages, Flexible Spending Accounts, a pre-paid legal plan, travel accident insurance, an award-winning well-being program which includes an employer-funded lifestyle spending account, up to six weeks of paid parental leave, and a 401k Retirement Plan with a company match. Employees can also take advantage of backup childcare , pet care, pet insurance, virtual tutoring, and a tuition reimbursement program. M any locations follow a 9/80 work schedule with time-off policies to help encourage employees to take time for rest and relaxation. Full-time salaried employees are eligible to participate in Cubic’s flexible time-off arrangement. Part-time and hourly employees accrue paid time-off (PTO)/Sick leave at a rate of 5.23 hours bi - weekly. Lastly, Cubic provides its employees 11 paid holidays throughout the calendar year.

With a presence in over 60 countries and more than 5,000 employees worldwide, Cubic is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action-Employer. We are committed to ensuring a workplace free of discrimination based on race, color, religion, age, disability, genetic information, sex, sexual orientation, gender identity, national origin, military or veteran status, and any other basis protected by applicable law.