Full Stack Developer

JSR Tech Consulting; New Jersey; Hybrid; USD 90,000 - 96,000; Full time

Job summary

JSR Tech Consulting in Newark, NJ, is seeking aSenior software engineer for a contract-to-hire role. You will build enterprise applications using Python, Java, JavaScript with React/Springboot, while applying modern patterns and testing methodologies.

You will collaborate with product owners and leads to define features, write tests, and address challenges to deliver robust, scalable solutions for a financial services client.

Qualifications

• Bachelor of Computer Science or Engineering or experience in related fields.

Responsibilities

• Build applications using modern design patterns and architectural principles; remove technical impediments.
• Develop high quality, well documented and efficient code following standards.
• Collaborate with product owners and tech leads to define features and design solutions.
• Write unit, integration and functional tests; address QA issues and defects.
• Coach team members, bring learning and innovation to daily work.
• Tackle complex problems requiring analysis of various variables.
• Use Python, Java, or JavaScript; React and Springboot frameworks.

Skills

6+ years experience

Agile methodologies

Test-Driven Development (TDD)

Problem solving

Communication & collaboration

Education

Bachelor of Computer Science or Engineering

Tools

GitHub/Bitbucket/Subversion

Jenkins

Job description

Contract to hire position with a leading Financial firm.

Hybrid in Newark, NJ.

Description: Here is What You Can Expect on a Typical Day

• Build applications ensuring that the code follows latest coding practices and industry standards, using modern design patterns and architectural principles; remove technical impediments
• Develop high quality, well documented and efficient code adhering to all applicable standards
• Collaborate with product owners in understanding needs and defining feature stories, tech leads in defining technical design and other team members to understand the system end-to-end and deliver robust solutions that bring about business impact
• Write unit, integration tests and functional automation, researching problems discovered by quality assurance or product support, developing solutions to address the problems
• Bring a strong understanding of relevant and emerging technologies, provide input and coach team members and embed learning and innovation in the day-to-day
• Work on complex problems in which analysis of situations or data requires an evaluation of intangible variables.
• Use programming languages including but not limited to Python, Java, or JavaScript and React, Springboot frameworks

The Skills & Expertise You Bring

• Bachelor of Computer Science or Engineering or experience in related fields
• 6+ years of hands-on experience building enterprise-grade applications using modern Java and JavaScript ecosystems
• Experience with agile development methodologies and Test-Driven Development (TDD)
• Knowledge of business concepts tools and processes that are needed for making sound decisions in the context of the company's business
• Ability to learn new skills and knowledge on an on-going basis through self-initiative and tackling challenges
• Excellent problem solving, communication and collaboration skills

Advanced experience and/or expertise with several of the following:

• Programming Languages: Python, Java, Java Script; Typescript working in distributed systems, object oriented programming, design patterns and design methodology; JAVA services using Spring, Maven, Microservices, multi-threading, Concurrency and parallel processing
• Frameworks: React, Springboot, Flask, Django, Node.js (Run time)
• Data Store: NoSQL or Relational Data structures – PL/SQ, DB2, Oracle, Postgres, RedShift
• Data Streaming: SQS, Kinesis, AWS MSK, Event Bridge
• Application Programming Interfaces (API): Consumption & Development; implementing service oriented architecture (SOA) patterns; Web service technologies such as APIs, REST, JSON, SOAP, XML, JDBC, MySQL
• API Management & Integration : Kong, Apigee
• Unit, interface and end user testing concepts and tooling (functional & non-functional)
• Automated testing
• Accessibility awareness
• Software security skills including secure coding, web application security and DevSecOps; Solid grasp of security concepts (authentication, authorization, encryption, digital signature, JWT), SSL, web service proxies, firewall, SAML 2.0, OpenID Connect, OAuth 2.0)
• Dev Ops Tools & Practices: Branching techniques and usage of GitHub, Bitbucket or Subversion; DevOps, Jenkins
• Software Development Life Cycle (SDLC): Monitoring and logging techniques
• AWS Core Services across compute, storage, DB, IAM and analytics incl specific services listed above

Preferred Qualifications:

• Strong UI expertise in building modern applications using React and JavaScript ecosystem is a Must.
• Strong experience with Domain Driven Development (DDD)
• AWS cloud native solution development
• Architecture Patterns
• Design and critical Thinking
• Financial/Insurance industry experience is a must, not a plus
• Experience with agentic frameworks and AI driven development tools is a Must. [Claude Code, GitHub Copilot etc]

Payrate 65 - 70 per hour depending on experience.