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Seneca Resources Company, LLC · 3 weeks ago

Application Developer - III

Richmond, VA

Contract

Onsite

Mid Level

Seneca Resources is a staffing and consulting firm that is seeking a highly skilled Application Developer III to join their Site Reliability Engineering organization. This role focuses on expanding automation across large-scale network environments and requires a full stack developer to design and build scalable applications using JavaScript and Python-based APIs.

Oil & Energy

Comp. & Benefits

No H1B

U.S. Citizen Only

Responsibilities

Design, develop, and maintain end-to-end automation applications, including front-end UI, middleware services, and backend components

Build and integrate Python-based APIs to support automation workflows and system integrations

Develop modern web applications using JavaScript, Node.js, React, and/or Next.js

Collaborate with SREs, network engineers, and cross-functional teams to define requirements and deliver scalable solutions

Implement automation using Ansible where appropriate (not the primary focus of the role)

Deploy and manage applications in AWS environments, including ECS/Fargate

Use Terraform for infrastructure-as-code and environment provisioning

Participate in code reviews, architecture discussions, and Agile ceremonies (Scrum/Kanban)

Identify performance bottlenecks and optimize application reliability and efficiency

Create and maintain technical documentation for applications and automation solutions

Qualification

Full Stack DevelopmentJavaScriptPythonAWSTerraformAnsibleGit-based version controlAgile methodologiesProblem-solving skillsCommunication skills

Required

Strong professional experience as a Full Stack Developer or Application Developer

Proficiency in JavaScript

Proficiency in Python, particularly for API development

Experience using Ansible for automation (supporting role, not primary focus)

Experience with Git-based version control and CI/CD pipelines

Hands-on experience with AWS services, including ECS and Fargate

Experience using Terraform for infrastructure automation

Familiarity with Agile development methodologies

Strong problem-solving skills and ability to work independently and collaboratively

Excellent written and verbal communication skills

Bachelor's degree in Computer Science, Engineering, Information Technology, or related field (or equivalent experience)

Must be a United States Citizen

Preferred

JavaScript (Node.js, React, Next.js preferred)

GitLab Actions preferred

Exposure to networking concepts, distributed systems, or real-time systems is a plus

Benefits

Comprehensive health, dental, and vision coverage

401(k) retirement plans

Company

Seneca Resources Company, LLC

Seneca Resources Company, LLC, the exploration and production segment of National Fuel Gas Company, headquartered in Houston, Texas, explores for, develops, and produces natural gas in the Appalachian Region including the Marcellus and Utica Shales.

Founded in 1913