Back-End Developer

VISTA Technology Services Inc.; Springfield (VA); On-site; USD 100,000 - 145,000; Full time

Job summary

VISTA Technology Services, Inc. is seeking a Back-End Developer to design, build, and maintain server-side applications and APIs for critical government programs in Springfield, VA.

The role requires 8+ years of back-end experience with Python, Java, C#, Ruby, and frameworks such as Django, Spring, and .NET. Active TS with SCI eligibility is required for access to classified environments.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field.
• Minimum of 8 years of back-end development experience.
• Expertise in Python, Java, C#, Ruby, or Docker, Kubernetes.
• Knowledge of server-side frameworks (Django, Spring, .NET).
• Database design and optimization knowledge.
• Experience with API development and integration.
• Understanding of security best practices for classified environments.
• Experience with authentication and authorization systems (e.g., MongoDB, Cassandra).
• Experience with API design and development (REST, GraphQL).
• Proficiency with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).
• Strong understanding of SQL and NoSQL databases.
• Active TS with SCI eligibility.

Responsibilities

• Design, develop, and maintain server-side applications and APIs.
• Build and manage databases; ensure data integrity and security.
• Design and optimize database queries and data access layers.
• Integrate with government authentication systems and security frameworks.
• Write clean, well-documented code and lead code reviews.

Skills

Python

Java

C#

Ruby

Docker

Kubernetes

REST API

GraphQL

Education

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

Tools

Django

Spring

.NET

MongoDB

Cassandra

PostgreSQL

MySQL

Kafka

RabbitMQ

Redis

Terraform

Ansible

AWS

Azure

GCP

Job description

VISTA Technology Services, Inc. (VISTA) is currently seeking a Back-Front-End Developer to support a U.S. Intelligence Agency in Springfield, VA. The Back-End Developer will implement, and maintain server-side logic, APIs, and system integration for TSSC applications. Ensure back-end components meet technical requirements, security standards, and support the overall mission objectives.

Responsibilities

• Designing, developing, and maintaining server-side applications and APIs
• Building and managing databases, and ensuring data integrity and security
• Design and optimize database queries and data access layers
• Integrate with Government authentication systems and security frameworks
• Writing clean, efficient, and well-documented code
• Leading code reviews and promoting best practices in back-end development
• Implement security controls and ensure compliance with applicable regulations
• Create and maintain documentation for back-end systems and interfaces
• Collaborate with front-end developers to ensure seamless integration
• Coordinate with data engineering team on database design and implementation
• Provide technical leadership and mentoring to junior developers

Basic Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field
• Minimum of 8 years of experience in back-end development
• Expertise in one or more back-end programming languages such as Python, Java, C#, Ruby, or Docker, Kubernetes.
• Knowledge of server-side frameworks (e.g., Django, Spring, .NET).
• Knowledge of database design and optimization techniques
• Experience with API development and integration
• Understanding of security best practices for classified environments
• Experience with authentication and authorization systems (e.g., MongoDB, Cassandra).
• Experience with API design and development (e.g., REST, GraphQL).
• Proficiency with cloud platforms (e.g., AWS, Azure, GCP) and containerization technologies (e.g., Node.js).
• Strong understanding of database technologies, both SQL (e.g., PostgreSQL, MySQL) and NoSQL
• Active TS with SCI eligibility

Desired Qualifications

• Experience working with classified systems and security requirements
• Knowledge of TSSC operations and requirements
• Experience with cloud-based infrastructure and services
• Understanding of signal processing and data analysis techniques
• Experience with high-performance computing for data processing
• Experience with message brokers like Kafka or RabbitMQ
• Knowledge of caching technologies such as Redis or Memcached
• Expertise in designing and implementing microservices architectures
• Proficiency with Infrastructure as Code (aC) tools like Terraform or Ansible
• Experience with serverless computing (e.g., AWS Lambda, Azure Functions)

Salary at VISTA is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. The projected compensation range for this position is $100,000.00 to $145,000.00 (annualized USD) based on years of experience. The estimate displayed represents the typical salary range for this position and is just one component of VISTA's total compensation package for employees. We also offer a competitive leave package and a generous benefit plan which includes medical, dental, vision, life and disability insurance, tuition assistance, and an employer matching 401(k) plan.

Applicants selected for this position will be subject to a government security investigation and must meet eligibility requirements for access to classified information.

For this position, VISTA will consider only applicants with an active DoD security clearance.

To learn more about VISTA and to apply for this position, please visit our website at www.vistatsi.com.

VISTA is an Equal Opportunity Employer/Disability/Veterans Employer