Senior Backend Developer, Data Platform – Reston 🏆

Senior Backend Developer, Data Platform – Reston 💰 Salary: $137,000 – 200,200 per year

At Vantor we are looking for a Data engineer!

🛠️ Our tech stack:
AI, AWS, Backend, CI/CD, Docker, ETL, ElasticSearch, GitLab, Helm, Support, OpenShift, PostgreSQL, Python, Security, Cloud, Data

📝 Rquirements:
– We require U.S. citizenship and an active TS/SCI security clearance with CI polygraph, or the ability to obtain the required CI polygraph.
– We are looking for 10+ years of professional software engineering experience with strong backend development expertise.
– We need strong Python proficiency.
– We want experience building backend systems, APIs, or distributed services in production environments.
– We need hands-on experience with PostgreSQL and Elasticsearch.
– We value familiarity with AWS, especially S3, RDS, and other data-focused services.
– We require a bachelors degree in a related field such as Computer Science or Systems Engineering, or equivalent experience.
– We expect a solid understanding of software engineering fundamentals, including testing, version control, CI/CD, and system design.
– We are looking for a persistent problem solver with strong troubleshooting and debugging skills.
– We need excellent communication and collaboration skills, with the ability to thrive on a small technical team.
– Preferred: experience with data platforms, data pipelines, ETL/ELT workflows, or large-scale data processing systems.
– Preferred: experience with GitLab and GitLab CI.
– Preferred: experience with OpenShift and Helm.
– Preferred: experience with Docker and containerization.
– Preferred: meeting DoD 8570 IAT II and privileged user access requirements, such as Security+, CySA+, CCNA Security, GICSP, GSEC, or SSCP.

👩‍💻👨‍💻 Your responsibilities are:
– We design, build, and own backend services and platform components for a modern data architecture and pipelines.
– We make key technical decisions across architecture, data modeling, and system integration.
– We develop integrations with internal and external data sources, APIs, and event streams.
– We collaborate with data engineering, analytics, and product management to define scalable data models and platform capabilities.
– We improve the reliability, observability, and performance of data workflows and backend services.
– We implement best practices for testing, monitoring, logging, and deployment.
– We contribute to architecture decisions involving storage, orchestration, metadata management, and access patterns.
– We help establish engineering standards for code quality, documentation, CI/CD, and operational excellence.
– We troubleshoot and resolve production system issues.
– We work in a hybrid arrangement, splitting time between home and our customer site in Reston, VA.

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Category: Data Developer / Engineer
Location address: Dulles Corner Boulevard 2325, Arlington, United States

Salary: $137,000 – 200,200 per year

Benefits & perks that we offer:

Vantor – More about us and the role:
We are a modern software development team at Vantor, building mission-critical applications that support the Intelligence Community and have real-world impact. We are a hybrid agile team focused on data platforms and pipelines that power AI efforts, and we offer a competitive total rewards package that includes a robust 401(k) with company match, mental health resources, student loan repayment assistance, adoption reimbursement, and pet insurance. The role is based in the Washington, DC metropolitan area with a listed base pay range of $137,000 to $200,200 annually, and other locations may vary based on local labor market conditions.

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Benefits

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Salary

137,000 – 200,000 per year