Junior Data Integration Developer
McLean Full-time Junior Data Engineering
At a glance
Junior Data Engineering role at BLN24. McLean · full-time · no salary stated · we estimate $87,500–$126,700 across the United States.
Estimated pay
BLN24 has not published a salary for this role. The figure below is our estimate, not theirs.
$87,500 – $126,700
What the middle half of entry-level data engineering roles in the United States paid, among postings that did state a salary.
Worked out from 21 postings that stated pay, median $105,000. Last updated Oct 21, 2026.
RoleData Engineering
SeniorityJunior
LocationMcLean
EmploymentFull-time
Role brief
dataroles summary, based on the employer's posting.
What you'll do
- Build REST APIs, mock endpoints and OpenAPI specs for backend integrations
- Transform, check and process large datasets, including geospatial information
- Connect AWS services to support cloud-based backend and streaming data pipelines
- Test integrations and APIs, write unit tests, and troubleshoot application issues
- Document data flows and integration patterns, then contribute to code reviews
What you bring
- A bachelor's degree in computer science, software engineering, information systems or a related field
- One to two years in backend, API or data integration, or web application development
- Hands-on REST API and AWS experience, including cloud-native development concepts
- Familiarity with JavaScript or TypeScript, Docker, Kubernetes, Git and CI/CD pipelines
Who this fits
This junior role suits someone building backend integration experience who can work across APIs, AWS services and data workflows. You’ll join development teams using Agile practices.
From the employer
Job Title: Junior Data Integration Developer
Company: BLN24
About Us: We find strength in teamwork-a better you is a better us
BLN24 is an award-winning Management Consulting Firm that supports the U.S. Federal Government in successfully achieving their mission and goals. Our service and solutions delivery start with understanding each client’s end-state, and then seamlessly integrating within each Agency’s organization to improve and enhance strategic and technical operations and deployments.
Position Overview:
BLN24 is seeking a Junior Data Integration Developer to support the development
and integration of cloud-native data services and backend integration solutions
for mission-critical forecasting and data modernization systems. This role focuses
on building and maintaining REST APIs, integrating external data services,
processing and validating large datasets, and supporting scalable backend
integration services using AWS cloud technologies.
The selected candidate will support data transformation, API integrations,
geospatial data workflows, and cloud-native integration pipelines while
collaborating with development teams using Agile and modern development
practices.
Key Responsibilities:
Required Qualifications:
Technical Skills:
What BLN24 brings to the Game:
BLN24 benefits are game changing. We like our team to play hard and that means they need to be taken care of — physically, financially, and emotionally. We make sure to keep them in the game by giving them access to generous medical, dental, and vision plans.
Company: BLN24
About Us: We find strength in teamwork-a better you is a better us
BLN24 is an award-winning Management Consulting Firm that supports the U.S. Federal Government in successfully achieving their mission and goals. Our service and solutions delivery start with understanding each client’s end-state, and then seamlessly integrating within each Agency’s organization to improve and enhance strategic and technical operations and deployments.
Position Overview:
BLN24 is seeking a Junior Data Integration Developer to support the development
and integration of cloud-native data services and backend integration solutions
for mission-critical forecasting and data modernization systems. This role focuses
on building and maintaining REST APIs, integrating external data services,
processing and validating large datasets, and supporting scalable backend
integration services using AWS cloud technologies.
The selected candidate will support data transformation, API integrations,
geospatial data workflows, and cloud-native integration pipelines while
collaborating with development teams using Agile and modern development
practices.
Key Responsibilities:
- Build and maintain RESTful APIs and backend integration services.
- Develop mock APIs and OpenAPI specifications for system integrations.
- Support scalable backend services using AWS cloud technologies.
- Perform data transformation, validation, and processing for large datasets.
- Assist with geospatial data integration and processing workflows.
- Support event-driven and streaming data integration pipelines.
- Support integration testing and API validation activities.
- Document data flows, API integrations, and system integration patterns.
- Integrate AWS services including Lambda, S3, DynamoDB, API Gateway, and CloudFront.
- Develop and execute unit and integration tests.
- Participate in code reviews and support development best practices.
- Troubleshoot and resolve integration and application issues.
Required Qualifications:
- Bachelor’s degree in computer science, Software Engineering, Information Systems, or related field.
- 1–2 years of experience in backend development, API integration, data integration, or web application development.
- Experience with RESTful API development and integration.
- Experience with AWS cloud services and cloud-native development patterns.
- Familiarity with JavaScript/TypeScript and frontend frameworks such as React, Angular, or Vue.js.
- Experience with Docker and Kubernetes/EKS environments.
- Understanding of AWS Lambda and serverless architecture concepts.
- Experience with Git version control and CI/CD pipelines.
- Strong analytical, troubleshooting, and communication skills.
- Experience with geospatial or mapping libraries such as Mapbox, Leaflet, or OpenLayers.
- Experience supporting scientific, forecasting, or data-intensive applications.
Technical Skills:
- REST API Development
- AWS Cloud Services
- JavaScript / TypeScript
- React / Angular / Vue.js
- Docker & Kubernetes (EKS)
- AWS Lambda / API Gateway
- Data Transformation & Validation
- CI/CD Pipelines
- Git Version Control
What BLN24 brings to the Game:
BLN24 benefits are game changing. We like our team to play hard and that means they need to be taken care of — physically, financially, and emotionally. We make sure to keep them in the game by giving them access to generous medical, dental, and vision plans.
- You can join one of the fastest growing companies headquartered in the Washington DC Metro Area. We give you the opportunity to work in different sectors, so you have the chance at variety while maintaining stability.
- Flexibility at BLN24 allows each individual the opportunity to balance quality work and their personal lives. Depending on projects, we allow remote working opportunities so you can always be in the game no matter where you call home.