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Senior Full Stack Developer; w2

Job in Clifton, Passaic County, New Jersey, 07015, USA
Listing for: Astir IT Solutions, Inc.
Full Time position
Listed on 2026-06-03
Job specializations:
  • Software Development
    Full Stack Developer, Software Engineer
Salary/Wage Range or Industry Benchmark: 60000 - 80000 USD Yearly USD 60000.00 80000.00 YEAR
Job Description & How to Apply Below
Position: Senior Full Stack Developer(Only w2)

Minimum 15+ Years of Experience required.

Role Overview

We are looking for a Senior Full Stack Developer to design, develop, and implement robust full stack solutions that drive efficiency, enhance data accuracy, and streamline financial operations. The role places strong emphasis on leveraging agentic

AI development tools such as Claude Code to accelerate delivery, alongside providing technical leadership and ensuring code quality

Key Responsibilities
  • Design, develop, and deploy scalable Java backend services using Spring Boot to support financial operations, including transaction processing, reporting engines, and secure APIs for internal and external integrations
  • Build responsive, intuitive user interfaces using Type Script and React, tailored to the workflows of finance and operations users
  • Leverage agentic AI development tools such as Claude Code, Cursor, or similar to accelerate feature delivery, while critically reviewing, validating, and refining AI-generated code to ensure quality, security, and alignment with business requirements
  • Design, optimize, and maintain SQL Server databases including complex queries, stored procedures, indexing, and performance tuning for high‑volume financial workloads
  • Implement and maintain CI/CD pipelines and Dev Ops practices in Azure Dev Ops to ensure efficient, reliable deployment processes
  • Lead code reviews and provide technical guidance for code developed across the team and by AI‑assisted development tools
  • Establish and enforce coding standards, architectural best practices, and technical documentation requirements
  • Integrate solutions with existing platforms and business applications, including financial systems such as Sage Intacct, to improve operational efficiency and automation
  • Optimize applications for scalability, performance, and reliability within cloud‑based environments and continuously improve based on feedback and real‑world data
  • Develop a strong understanding of the underlying business processes and partner with stakeholders to translate those needs into appropriate, well‑designed technical solutions
Required Qualifications
  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field
  • 15+ years of experience in full stack software development with a strong focus on Java technologies and modern frontend frameworks
  • Advanced proficiency in Java and the Spring Framework (Spring Boot, Spring Security, Spring Data)
  • Strong expertise in Type Script and React, including state management, component design, and responsive UI development
  • Hands‑on experience with agentic AI development tools such as Claude Code, Cursor, or similar, with a demonstrated ability to drive productive workflows and critically evaluate AI‑generated output
  • Strong experience with SQL Server (or a comparable RDBMS), including complex queries, stored procedures, and performance optimization
  • Experience with Git‑based version control and CI/CD pipelines (Azure Dev Ops preferred)
  • Solid understanding of microservices architecture, REST API design, and container technologies (Docker, Kubernetes)
  • Strong grasp of software design patterns, object‑oriented programming principles, and secure coding practices
  • Experience with automated testing frameworks such as JUnit, Mockito, Jest, or Playwright
  • Excellent communication skills, with the ability to articulate technical concepts to non‑technical stakeholders
Desired Skills
  • Experience in financial services, private equity, or fund administration
  • Familiarity with Sage Intacct or similar fund accounting platforms
  • Familiarity with Azure cloud services and cloud‑native application development
  • Experience working in Agile/Scrum environments
  • Exposure to building or maintaining financial transaction processing systems or reporting engines
  • Track record of mentoring or working alongside engineers in adopting AI‑assisted development practices
  • Working knowledge of Python for scripting, automation, or backend service development
  • Familiarity with agentic workflow frameworks such as Lang Chain, Lang Graph, or similar
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Position Requirements
10+ Years work experience
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