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Top Senior Full-Stack Engineer Jobs in NYC, NY

2 Days Ago
New York, NY
41 Employees
Senior level
41 Employees
Senior level
Business Intelligence • Consulting
As a Senior Full-Stack Engineer, you'll design, build, and deploy both frontend and backend services for video and audio creation tools. Collaborating with teams, you'll utilize frameworks like NextJS and React, and work with various technologies to implement scalable solutions and ensure an outstanding user experience.
6 Days Ago
New York, NY
Hybrid
649 Employees
179K-212K Annually
Senior level
649 Employees
179K-212K Annually
Senior level
Healthtech • Pharmaceutical • Telehealth
As a Senior Full Stack Engineer at Ro, you'll drive the architecture and design of new features for a web-based healthcare platform. You'll collaborate with cross-functional teams to influence product development and ensure high-quality code delivery while mentoring other engineers in best practices for web development.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+50 More
5 Days Ago
New York, NY
12 Employees
60K-150K Annually
Mid level
12 Employees
60K-150K Annually
Mid level
Healthtech • Social Impact • Pharmaceutical • Telehealth
As a Senior Full Stack Engineer at Zealthy, you will be responsible for enhancing the existing product, collaborating with a small team of engineers, participating in regular meetings, and potentially taking on leadership roles as the company scales. Your role will involve both front-end and back-end development, contributing to system architecture and DevOps processes.
Top Benefits:
Company Equity
Company Outings
Flexible Spending Account
+17 More
8 Days Ago
New York, NY
Remote
35 Employees
160K-210K Annually
Senior level
35 Employees
160K-210K Annually
Senior level
Fintech • Insurance • Machine Learning • Software
As a Senior Full Stack Engineer at Kalepa, you will work on innovative AI solutions for the commercial insurance industry. You will address complex problems involving data pipelines, distributed systems, and machine learning. Your role includes both frontend and backend development utilizing modern frameworks and cloud technologies while collaborating with a global engineering team.
Top Benefits:
401-K
401-K Matching
Company Equity
+14 More
20 Days Ago
New York, NY
Hybrid
83 Employees
168K-220K Annually
Senior level
83 Employees
168K-220K Annually
Senior level
Fintech • Insurance • Financial Services • Cryptocurrency
The Senior Full Stack Engineer will build scalable platforms to help financial advisors secure clients’ financial futures. Responsibilities include collaborating with various teams, making architectural decisions, developing new features, designing RESTful APIs, and leveraging strong knowledge of distributed systems and databases.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+60 More
19 Days Ago
New York, NY
Remote
50 Employees
Senior level
50 Employees
Senior level
Other • Software
As a Senior Full Stack Engineer at Sweeten Enterprise, you will develop and troubleshoot features for a two-sided marketplace, maintain API integrations with third-party vendors, and collaborate with product and engineering teams. You should bring at least 7 years of full stack experience, proficiency in multiple programming languages, and a passion for innovation in the commercial construction sector.
Top Benefits:
401-K
Adoption Assistance
Commuter Benefits
+32 More
20 Days Ago
New York, NY
45 Employees
170K-200K Annually
Senior level
45 Employees
170K-200K Annually
Senior level
Healthtech
As a Senior Full Stack Engineer at Adonis, you will independently prototype and develop web applications while improving efficiency and scalability. You'll leverage your deep understanding of front-end technologies and backend frameworks to create complex interactions. Strong product sense and the ability to manage ambiguity are essential.
21 Days Ago
New York, NY
250 Employees
Senior level
250 Employees
Senior level
Fintech • Software • Financial Services
As a Senior Full Stack Engineer at Alloy, you will develop and optimize internal tools, improve engineering workflows, and take ownership of development processes. You will collaborate with various teams to design reliable systems and provide mentorship to junior engineers while ensuring high-quality code and continuous improvement.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+60 More

Featured Jobs

21 Days Ago
New York, NY
250 Employees
Senior level
250 Employees
Senior level
Fintech • Software • Financial Services
As a Senior Full Stack Engineer, you will collaborate with cross-functional teams to implement customer-facing features using modern technologies, ensuring high-quality code and providing mentorship to peers. You will be involved in improving product usability and delivering impactful solutions while fostering a culture of learning within the engineering team.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+60 More
13 Hours Ago
New York, NY
55,000 Employees
165K-189K Annually
Mid level
55,000 Employees
165K-189K Annually
Mid level
Fintech • Machine Learning • Payments • Software • Financial Services
As a Senior Full Stack Software Engineer at Capital One, you will collaborate with Agile teams to design, develop, and support full-stack technical solutions. You'll work with various programming languages and cloud services to deliver robust solutions, while also mentoring peers and staying updated with tech trends.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+51 More
23 Days Ago
New York, NY
Senior level
Senior level
Fintech • Software
As a Senior Full Stack Engineer at SeedInvest, you will develop and maintain features and products, collaborate with teams, and manage the entire lifecycle of components. You should have a strong software engineering background and be willing to expand your skills beyond technical aspects.
Yesterday
New York, NY
Remote
Hybrid
12,000 Employees
139K-245K Annually
Senior level
12,000 Employees
139K-245K Annually
Senior level
Blockchain • eCommerce • Fintech • Payments • Software • Financial Services • Cryptocurrency
Lead the development of the mining management UI for the Proto suite of mining rigs, primarily using TypeScript, React, and Tailwind CSS. Collaborate with designers, integrate animations, ensure performance optimization, and contribute to back-end development in Rust. Mentor junior developers and participate in architectural discussions.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+55 More
23 Days Ago
New York, NY
Remote
15 Employees
Mid level
15 Employees
Mid level
Productivity
As a Senior Full-Stack Engineer, you will develop the mobile and web applications using a Node stack, collaborate with cross-functional teams to enhance user experiences, produce high-quality code, participate in Scrum ceremonies, and maintain high standards of code quality through test-driven development.
Top Benefits:
401-K
Company Equity
Dental Insurance
+12 More
23 Days Ago
New York, NY
Senior level
Senior level
HR Tech • Marketing Tech • Software
As a Senior Full Stack Engineer at Altru, you will architect, build, and maintain web and mobile applications. Your responsibilities include writing and reviewing code, collaborating with product teams, and mentoring junior engineers while leveraging cutting-edge technologies to enhance the candidate experience in recruitment.
Top Benefits:
Company Outings
Company-Sponsored Family Events
Dental Insurance
+22 More
2 Days Ago
New York, NY
Hybrid
119 Employees
170K-190K Annually
Senior level
119 Employees
170K-190K Annually
Senior level
eCommerce • Fintech • Payments • Software
As a Senior Software Engineer, you will design and implement new features, refactor code, ensure code quality, and mentor teammates. You'll work collaboratively within your team to enhance the product, employ debugging techniques, and provide constructive code reviews, all while focusing on security and best practices.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+56 More
5 Days Ago
New York, NY
Hybrid
77 Employees
180K-200K Annually
Senior level
77 Employees
180K-200K Annually
Senior level
Fintech • HR Tech • Software
As a Senior Software Engineer at Finch, you will design, build, and maintain services critical to data presentation and lead product initiatives that require cross-team collaboration to deliver impactful solutions. You will apply backend and frontend skills, ensuring performance and scalability while adhering to the company's values of empathy, execution, humility, and curiosity.
Top Benefits:
401-K
Company Equity
Company Outings
+28 More
11 Days Ago
New York, NY
20 Employees
100K-250K Annually
Senior level
20 Employees
100K-250K Annually
Senior level
eCommerce • Social Impact • Software • Sports • Consulting • App development • Utilities
As a Senior Full-stack Engineer, you will lead the development of web applications that empower municipalities, managing features across the stack while ensuring high-quality, maintainable code. Your role includes collaboration with product and design teams, contributing to architectural decisions, and interacting with customers to enhance user experiences.
Top Benefits:
Dental Insurance
Volunteer Local Community
Flexible Work Schedule
+4 More
14 Days Ago
New York, NY
Remote
800 Employees
Senior level
800 Employees
Senior level
Computer Vision • Healthtech • Information Technology • Logistics • Machine Learning • Software • Manufacturing
As a Senior Full Stack Engineer at Dandy, you will support web-based 3D tools, enhance integration across operations, develop APIs, and improve internal processes, all while maintaining high standards in code quality and performance.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+48 More
14 Days Ago
New York, NY
55,000 Employees
165K-189K Annually
Mid level
55,000 Employees
165K-189K Annually
Mid level
Fintech • Machine Learning • Payments • Software • Financial Services
As a Senior Full Stack Software Engineer, you will collaborate with Agile teams to design, develop, and implement technical solutions across the stack. You'll leverage various programming languages and cloud technologies to create cloud-based solutions, enhance customer experiences, and stay updated with new technologies while mentoring peers.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+51 More
20 Days Ago
New York, NY
Hybrid
Senior level
Senior level
Fintech • HR Tech • Financial Services
As a Senior Full Stack Software Engineer, you will architect and build systems for financial tools, manage complex integrations, lead product development, and contribute to tech strategy while maximizing your impact in a fully remote environment.
Top Benefits:
401-K
401-K Matching
Child Care Benefits
+46 More
21 Days Ago
New York, NY
165 Employees
Junior
165 Employees
Junior
Artificial Intelligence • Machine Learning • Natural Language Processing • Real Estate
As a Senior Software Engineer at EliseAI, you will build and enhance user-facing features, develop and maintain scalable APIs, and collaborate within a cross-functional team. You'll take ownership of projects, lead beta product launches, and iterate on feedback to improve products, all while focusing on user experience and creating modular components.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+35 More
21 Days Ago
New York, NY
55,000 Employees
165K-189K Annually
Senior level
55,000 Employees
165K-189K Annually
Senior level
Fintech • Machine Learning • Payments • Software • Financial Services
As a Senior Full Stack Software Engineer at Capital One, you will collaborate with Agile teams to design, develop, test, and implement robust cloud-based solutions. You'll leverage various programming languages and technologies to address complex business problems while mentoring peers and engaging in technology communities.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+51 More
21 Days Ago
New York, NY
55,000 Employees
165K-189K Annually
Mid level
55,000 Employees
165K-189K Annually
Mid level
Fintech • Machine Learning • Payments • Software • Financial Services
As a Senior Full Stack Software Engineer at Capital One, you will work collaboratively across Agile teams to design, implement, and support technical solutions, leveraging full-stack development tools, cloud-based services, and mentoring peers on emerging technologies.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+51 More
21 Days Ago
New York, NY
Hybrid
99 Employees
Senior level
99 Employees
Senior level
Marketing Tech • Software
The Senior Software Engineer will contribute to the Manager Experience product, improve the Journey Automation platform, understand Twilio APIs and AWS services, mentor team members, and maintain system performance while providing on-call support.
Top Benefits:
401-K
Commuter Benefits
Company Equity
+31 More
21 Days Ago
New York, NY
250 Employees
Senior level
250 Employees
Senior level
Fintech • Software • Financial Services
As a Senior Full Stack Engineer at Alloy, you'll architect and develop fullstack features, craft reliable code, and lead small teams on projects. You'll also provide technical mentorship to fellow engineers and collaborate with product managers and designers to translate product vision into actionable engineering plans.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+60 More
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