Senior Back End Developer (TS/SCI)
Company: DEF-LOGIX, INC
Location: San Antonio
Posted on: February 19, 2026
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Job Description:
Job Description Job Description Provides subject matter
proficiency for work described in the task. Responsible for
providing analytical skills to support process improvement,
specialized studies, and definition of requirements. Typical duties
include analysis, planning, developing requirements documents,
building functional models, developing procedures, developing
functional architectures, and other related management and
technical duties. Requires expertise in specialty areas. Shall
perform engineering tasks for back-end design and development
efforts including, but not limited to, developing back-end
architectures to support current and new system capabilities and
integrations, RESTful API development and modification, database
management, and data model development and optimization. Required
Qualifications: 10 years of overall experience in the functional
area. A bachelor’s degree in related field required. A master’s
degree may substitute for 2 years of experience. 10 years of
software development experience in object-oriented and scripted
languages (see section 4.2) with the ability to apply several tool
suites related to DevSecOps, microservices and containers 5 years
of recent and relevant experience performing back-end web design
and development Demonstrated experience in preparing, conducting,
and documenting various systems tests and results to verify system
operability and compliance with project standards and requirements.
Demonstrated experience in relational databases, RESTful API
development and integration. 5 years experience in Python and
PostgreSQL. 5 years of experience with bug tracking software (e.g.,
Jira). 5 years of experience testing web-based applications. 5
years of experience leading software development programs or
projects. Practical experience developing in a cloud environment 3
years of experience with the following: AWS Infrastructure,
Kubernetes, and RedHat Linux. 10 years of experience with
Relational databases with at least 5 years of PostgreSQL applied
experience. 5 years of experience with at least five (5) of the
following: BASH Spring Ansible JUnit5 Nexus Repository Maven TS/SCI
clearance Desired Qualifications: Experience with integrating data
from unclassified to classified application deployments 5 years of
experience with DoD software development Experience using Agile
Test-Driven development Experience integrating into DoD DevSecOps
environments 5 years experience with CI/CD software development
Location: Desired JBSA-Lackland, Tx or Fort Meade, MD Clearance:
Desired TS/SCI
Keywords: DEF-LOGIX, INC, Cedar Park , Senior Back End Developer (TS/SCI), IT / Software / Systems , San Antonio, Texas
