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Fullstack Lead​/Senior Developer

Job in Yonkers, Westchester County, New York, 10701, USA
Listing for: Hexalytics
Full Time position
Listed on 2026-10-09
Job specializations:
  • Software Development
    Full Stack Developer, Backend Developer, Front End Developer, Software Engineer
Salary/Wage Range or Industry Benchmark: 120000 - 180000 USD Yearly USD 120000.00 180000.00 YEAR
Job Description & How to Apply Below
Position: Fullstack Lead / Senior Developer
Job Title

Fullstack Lead / Senior Developer

Mode

Full Time - Remote

Experience

6 to 15 years

Job Description::

We are looking for a highly skilled and experienced Senior Fullstack Developer to join our team. The ideal candidate should possess deep expertise in both front-end and back-end technologies, with a strong track record of delivering high-quality applications. This is a senior role where leadership, problem-solving, and collaboration will be crucial.

Responsibilities
  • Lead the design, development, and deployment of complex web applications.
  • Architect solutions for performance, scalability, and security.
  • Write clean, maintainable, and efficient code using best practices in both front-end and back-end development.
  • Collaborate with product managers, designers, and other developers to define project requirements and timelines.
  • Conduct code reviews and mentor junior developers, providing technical guidance and leadership.
  • Optimize applications for speed and responsiveness, ensuring cross-platform compatibility.
  • Implement RESTful APIs and integrate them with front-end components.
  • Stay up to date with the latest trends in web development, frameworks, and technologies.
  • Take ownership of the entire development lifecycle from concept to deployment and post-launch monitoring.
  • Troubleshoot, debug, and upgrade software to ensure applications run smoothly.
  • Lead testing efforts (unit, integration, performance) to maintain application stability.
  • Collaborate in Agile environments, participate in daily stand-ups, sprint planning, and retrospective meetings.
  • Document application development processes, tools, and frameworks for future reference.
  • Take initiative in leading "spikes" or proof-of-concept explorations for new technologies or features.
  • Collaborate with customer support to resolve production issues quickly and effectively.
  • Drive post-mortem analysis and provide suggestions to improve future projects, including the use of feedback loops for process improvement.
  • Lead by example, setting the tone for development standards, code quality, and efficient work habits.
Skills
  • Front-end expertise:
    Advanced proficiency in JavaScript, HTML5, CSS3, and front-end frameworks like React, Angular, or Vue.js.
  • Back-end expertise:
    Solid understanding and hands-on experience with back-end technologies like Node.js, Java, Python, or PHP.
  • Database knowledge:

    Experience with both SQL and No

    SQL databases like MySQL, PostgreSQL, MongoDB, or Redis.
  • API development:
    Expertise in creating and consuming RESTful APIs and familiarity with GraphQL.
  • Version control:
    Strong experience with version control systems like Git, including branching, merging, and pull request workflows.
  • Testing:
    Familiarity with automated testing frameworks for both front-end and back-end.
  • Security best practices:
    Experience implementing security measures such as authentication, authorization, and data protection.
  • Team leadership:
    Ability to lead and guide teams through project cycles while fostering a collaborative, innovative, and high-performance culture.
  • API versioning & documentation:
    Experience with documenting and managing API versions using tools like Swagger or Postman.
  • Git workflows:
    Advanced knowledge of branching strategies such as Git Flow and Trunk-based development to ensure smooth team collaboration

Contact mail:

Position Requirements
10+ Years work experience
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