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Lead Software Engineer GraphQL-Java-Python

Job in Vernon, Tolland County, Connecticut, USA
Listing for: Tential Solutions
Full Time position
Listed on 2026-05-16
Job specializations:
  • Software Development
    Backend Developer, Cloud Engineer - Software, Software Engineer
Salary/Wage Range or Industry Benchmark: 100000 - 125000 USD Yearly USD 100000.00 125000.00 YEAR
Job Description & How to Apply Below
Position: Lead Software Engineer – (GraphQL-Java-Python)

The Lead Software Engineer will lead the integration of Commercial Off-The-Shelf (COTS) products with the company’s technology infrastructure to support the Investigations organization. This role focuses on technical integration architecture, Graph

QL API development, and ensuring seamless connectivity between external platforms and company internal systems.

Key Responsibilities
  • Graph

    QL API Development:
    Design, develop, and maintain Graph

    QL APIs to enable efficient data exchange between COTS platforms and internal systems
  • Integration Architecture:
    Architect scalable integration solutions that connect external products with internal databases, applications, and services
  • Systems Connectivity:
    Build and maintain middleware, integration layers, and data pipelines to ensure reliable system-to-system communication
  • Vendor Technical

    Collaboration:

    Work with COTS vendors on technical integration requirements, API specifications, and troubleshooting
  • Data Integration:
    Implement data mapping, transformation, and synchronization processes while maintaining data integrity and security standards
  • Technical Leadership:
    Mentor engineers on integration patterns, Graph

    QL best practices, and guide technical decisions for the investigations technology stack
  • Performance & Reliability:
    Ensure integration solutions meet performance, scalability, and reliability requirements
Required Qualifications
  • Bachelor's degree in Computer Science, Software Engineering, or related field (Master's preferred)
  • 7+ years of software engineering experience with 3+ years focused on enterprise system integration
  • Strong expertise in Graph

    QL: schema design, query optimization, resolver implementation, and federation patterns
  • Proficiency in Java and Python
  • Experience with REST APIs, authentication protocols (OAuth 2.0, JWT, SAML), and API gateway technologies
  • Strong understanding of Oracle and SQL Server databases
  • Experience with AWS cloud services and containerization
  • Knowledge of CI/CD practices and Dev Ops principles
Preferred Qualifications
  • Experience with Graph

    QL federation and implementing federated Graph

    QL architectures
  • Background integrating case management, analytics, or enterprise software platforms
  • Experience with message brokers and event-driven architectures
  • Understanding of security best practices for API integration in regulated environments
Skills & Competencies
  • API Design Excellence:
    Deep understanding of Graph

    QL schema design, query performance, and API versioning strategies
  • Integration Architecture:
    Ability to design and implement robust, scalable integration solutions
  • Technical Problem-Solving:
    Strong troubleshooting skills for complex integration challenges
  • Vendor

    Collaboration:

    Effective technical communication with external vendors and internal stakeholders
  • Documentation:
    Clear technical documentation for APIs, integration architectures, and system interfaces
  • Quality Focus:
    Commitment to code quality, testing, and monitoring best practices
Key Technologies at Client
  • Graph

    QL (Apollo Server/Client, Graph

    QL Federation)
  • Programming

    Languages:

    Java, Python
  • Databases:
    Document

    DB, Mongo
  • Cloud Platform: AWS (Lambda, API Gateway, ECS, S3, RDS, etc.)
  • Integration & Messaging: AWS services for integration patterns
  • Containerization:
    Docker, container orchestration on AWS
  • Dev Ops: CI/CD pipelines, monitoring, logging
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