Freelance Full Stack Developer Node Js Jobs in Syosset, NY

The Office of Technology and Innovation (OTI) leverages technology to drive opportunity, improve public safety, and help government run better across New York City. From delivering affordable broadband to protecting against cybersecurity threats and building digital government services, OTI is at the forefront of how the city delivers for New Yorkers in the 21st century. Follow us on social media @NYCOfficeofTech, and visit oti.nyc.gov to learn more.

At OTI, we offer great benefits, and the chance to work on projects that have a meaningful impact on millions of people. You'll have the opportunity to work with cutting‑edge technology and collaborate with other passionate professionals who share your drive and commitment to making a difference through technology.

The Office of Data Strategy (ODS) is New York City’s central data office, empowering City government and New Yorkers to manage, share, use, and make decisions with data. The team at ODS consists of data scientists, data engineers, and data governance specialists who work with information about people, businesses, and City operations, and understand how that information connects across different parts of government. ODS builds and maintains tools and systems that help City agencies share data securely, automates data integration across multiple systems, manages the NYC Open Data program, and conducts analytics projects.

We are seeking a highly motivated, technically strong, hands‑on Full Stack Developer to join our App Dev & Infrastructure team. This is an ideal opportunity for someone who enjoys solving complex technical challenges, takes ownership of their work, and can independently drive projects from design through implementation.

The Full Stack Developer requires close collaboration with technical team members, project stakeholders, and City agencies.

Responsibilities will include:

• Design, develop, and maintain scalable web applications and APIs using modern web technologies.
• Collaborate with cross‑functional teams to translate business requirements into scalable technical solutions.
• Build responsive, intuitive, and accessible user interfaces using HTML, CSS, JavaScript, and modern front‑end frameworks such as React, Angular, or Vue.js.
• Participate in architecture discussions and recommend technical improvements and best practices.
• Perform code reviews and contribute to maintaining high coding standards.
• Develop automated tests and ensure application reliability, maintainability, and performance.
• Troubleshoot and resolve application defects and production issues across the full technology stack.
• Maintain technical documentation, source code repositories, and deployment procedures.
• Work closely with the City’s Cyber Command to ensure applications meet security accreditation requirements.
• Support existing applications while contributing to new development initiatives.
• Stay current with emerging technologies and recommend innovative solutions that improve operational efficiency.
• Perform other duties and special technology initiatives as assigned.

Work Location: Brooklyn, NY

Hours/Shift: Day - Due to the necessary duties of this position in a 24/7 operation, candidate may be required to work various shifts such as weekends and/or nights/evenings

• 1. A baccalaureate degree from an accredited college in computer science, engineering, human computer interaction, interactive media, digital and graphics design, data visualization, communication or a related field, and four years of satisfactory full‑time experience related to the area(s) required by the particular position and a specialization in a relevant technology, process, methodology and/or domain; or
• 2. An associate degree from an accredited college in computer science, engineering, human computer interaction, interactive media, digital and graphics design, data visualization, communication or a related field, and six years of satisfactory full‑time experience related to the area(s) required by the particular position and a specialization in a relevant technology, process, methodology and/or domain; or
• 3. A baccalaureate degree from an accredited college, and eight years of satisfactory full‑time experience related to the area(s) required by the particular position and a specialization in a relevant technology, process, methodology and/or domain; or
• 4. Education and/or experience which is equivalent to "1", "2", or "3" above.

The City of New York is an inclusive equal opportunity employer committed to recruiting and retaining a diverse workforce and providing a work environment that is free from discrimination and harassment based upon any legally protected status or protected characteristic, including but not limited to an individual's sex, race, color, ethnicity, national origin, age, religion, disability, sexual orientation, veteran status, gender identity, or pregnancy.

• Agency: TECHNOLOGY & INNOVATION
• Job Category: Technology, Data & Innovation
• Salary Band: $100,000 to $125,000
• Compensation: USD 75000 - USD 120000