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Senior Full Stack Software Engineer Jobs in Suffern, NY

Treeswift Inc

Full Stack Software Engineer

New York, NY · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

As our second full stack software engineer you will be a big part of setting an engineering culture that makes Treeswift an exciting place to work. * Be an owner at Treeswift; make our company better ...

Constrafor

Full Stack Software Engineer

New York, NY

$180K - $205K/yr

  • Medical

  • Dental

  • Vision

  • PTO

We're seeking an exceptional Full Stack Engineer to join our dynamic team and lead the development ... As a senior member of our team, you'll take on complex, high-impact projects that require strategic ...

Brex

Senior Software Engineer, Full Stack

New York, NY · On-site

$192K - $240K/yr

What you'll do As a Senior Full-Stack Software Engineer on our Task Workflows Platform team, you will build and scale the foundational infrastructure that powers core experiences across Brex. You ...

Coast

Full-Stack Engineer / Senior Full-Stack Engineer

New York, NY · On-site

$160K - $215K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Coast is competing and winning with software, and we are building a world-class engineering team ... The Senior Full-Stack Engineer role is incredibly impactful and visible at Coast. It is the engine ...

Coast

Full-Stack Engineer / Senior Full-Stack Engineer

New York, NY · On-site

$160K - $215K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

Coast is competing and winning with software, and we are building a world-class engineering team ... The Senior Full-Stack Engineer role is incredibly impactful and visible at Coast. It is the engine ...

Constrafor

Full Stack Software Engineer

New York, NY · On-site

$180K - $205K/yr

We're seeking an exceptional Full Stack Engineer to join our dynamic team and lead the development ... As a senior member of our team, you'll take on complex, high-impact projects that require strategic ...

Constrafor

Full Stack Software Engineer

New York, NY · On-site

$180K - $205K/yr

  • Medical

  • Dental

  • Vision

  • PTO

We're seeking an exceptional Full Stack Engineer to join our dynamic team and lead the development ... As a senior member of our team, you'll take on complex, high-impact projects that require strategic ...

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Showing results 41-60

All JobsFull Stack Software Engineer JobsSenior Full Stack Software Engineer JobsSenior Full Stack Software Engineer Jobs in Suffern, NY

Senior Full Stack Software Engineer information

See Suffern, NY salary details

$45.4K

$137.6K

$194.5K

How much do senior full stack software engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for senior full stack software engineer in Suffern, NY is $137,618.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,300.00 and $161,300.00 per year, depending on experience, location, and employer.

What is a senior full stack software engineer?

A Senior Full Stack Software Engineer is an experienced developer responsible for designing, building, and maintaining both front-end and back-end systems in web or software applications. They work with a variety of technologies, frameworks, and databases to ensure seamless functionality across the entire software stack. In addition to coding, they often provide technical leadership, mentor junior developers, and contribute to architectural decisions. Their role requires strong problem-solving skills, an understanding of best practices, and the ability to collaborate with cross-functional teams to deliver high-quality software solutions.

What does a senior full stack software engineer do?

A typical day for a Senior Full Stack Software Engineer involves designing and implementing new features, reviewing and improving code, and collaborating with product managers, designers, and other developers to deliver project goals. You might split your time between writing code for both front-end and back-end systems, participating in daily stand-up meetings, and providing technical guidance to junior team members. The role often requires balancing hands-on development with architectural planning and problem-solving for complex technical challenges. You’ll also frequently interact with stakeholders to gather requirements and provide updates, ensuring alignment throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a senior full stack software engineer?

To thrive as a Senior Full Stack Software Engineer, you need deep expertise in both front-end and back-end development, strong problem-solving abilities, and a solid foundation in computer science principles, typically demonstrated by a bachelor’s or master’s degree in a related field. Familiarity with frameworks and languages like React, Angular, Node.js, Python, and proficiency in using cloud platforms, version control systems like Git, and continuous integration tools is crucial, and relevant certifications are an advantage. Exceptional communication, leadership, and teamwork skills help you effectively coordinate with cross-functional teams and mentor junior engineers. These skills ensure you can deliver robust, scalable solutions while driving project success and fostering a collaborative development environment.

What are popular job titles related to Senior Full Stack Software Engineer jobs in Suffern, NY?

For Senior Full Stack Software Engineer jobs in Suffern, NY, the most frequently searched job titles are:

What cities near Suffern, NY are hiring for Senior Full Stack Software Engineer jobs?

Cities near Suffern, NY with the most Senior Full Stack Software Engineer job openings:

Senior Full Stack Software Engineer jobs near you
Infographic showing various Senior Full Stack Software Engineer job openings in Suffern, NY as of August 2026, with employment types broken down into 94% Full Time, and 6% Part Time. Highlights an 33% In-person, 6% Hybrid, and 61% Remote job distribution, with an average salary of $137,618 per year, or $66.2 per hour.

Senior Full Stack Engineer - Frontend Architecture

Seneca Resources Company, LLC

New York, NY • On-site

Contractor

Medical, Dental, Vision, Retirement

Re-posted 5 days ago

Job description

Position Title: Senior Full Stack Engineer - Frontend Architecture
Location: New York, NY (On-Site) (Need only local candidates)
Mode: Contract
Clearance Requirements: Not Applicable, No
Position Description:
Join a leading Fortune 500 organization in New York, NY as a Senior Full Stack Engineer with a focus on frontend architecture. This contract role offers an exciting opportunity to design and implement modern enterprise web applications that deliver scalable, secure, and accessible digital experiences. You'll lead the development of cutting-edge single-page applications, establish frontend standards, and collaborate with cross-functional teams to drive innovation and modernization efforts. Ideal candidates are passionate about frontend engineering, have strong full-stack expertise, and enjoy mentoring and technical leadership.
Key Responsibilities:
  • Design and develop scalable, responsive single-page applications using modern JavaScript frameworks such as React or Angular
  • Establish and enforce frontend architecture standards and create reusable component libraries
  • Develop user-friendly web experiences optimized for desktop and mobile devices
  • Integrate frontend components with enterprise REST APIs and backend services
  • Collaborate with backend engineers to ensure secure, scalable application solutions
  • Implement authentication, authorization, and session management capabilities
  • Optimize application performance, accessibility, and usability in accordance with WCAG standards
  • Participate in code reviews and technical design discussions to ensure high-quality deliverables
  • Provide technical mentorship to development teams and promote best practices
  • Support modernization initiatives and continuous improvement projects

Top Requirements:
  • 8+ years of full-stack software development experience
  • Expertise in React and/or Angular frameworks
  • Strong proficiency in TypeScript, JavaScript, HTML5, and CSS3
  • Experience integrating RESTful APIs and working with CI/CD pipelines
  • Knowledge of security Best Practices, including secure authentication solutions
  • Strong understanding of accessibility standards (WCAG)
  • Excellent communication skills and proven technical leadership abilities

Preferred Qualifications:
  • Experience developing mobile applications and Progressive Web Apps (PWAs)
  • Familiarity with Docker and containerization concepts
  • Knowledge of Azure DevOps or GitHub Actions
  • Experience in regulated industries or utilities

About Seneca Resources
At Seneca Resources, we are more than just a staffing and consulting firm, we are a trusted career partner. With offices across the U.S. and clients ranging from Fortune 500 companies to government organizations, we provide opportunities that help professionals grow their careers while making an impact.
When you work with Seneca, you're choosing a company that invests in your success, celebrates your achievements, and connects you to meaningful work with leading organizations nationwide. We take the time to understand your goals and match you with roles that align with your skills and career path. Our consultants and contractors enjoy competitive pay, comprehensive health, dental, and vision coverage, 401(k) retirement plans, and the support of a dedicated team who will advocate for you every step of the way.
Seneca Resources is proud to be an Equal Opportunity Employer, committed to fostering a diverse and inclusive workplace where all qualified individuals are encouraged to apply.

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