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Senior Full Stack Blockchain Developer Jobs in New York

Pyramid Consulting, Inc.

Blockchain Developer

Manhattan, NY · On-site

$110K - $120K/yr

Immediate need for a talented Blockchain Developer . This is a 06-12+ Months Contract opportunity with long-term potential and is located in New York, NY and Jersey City, NJ (Onsite) . Please review ...

Sidzen LLC

Blockchain Developer/Architect

Manhattan, NY · On-site

$69.50 - $93.75/hr

Collaborate with architects and senior engineers to contribute to the design of scalable, secure ... Help identify and resolve technical issues across the Web3 stack, escalating where appropriate to ...

Democorp

Senior Full Stack Developer

New York, NY · On-site

$100K/yr

The Senior Full Stack Developer role is located in our New York, NY office. We are looking for an individual who is passionate about a career in engineering. This is an inside sales position that is ...

Democorp

Senior Full Stack Developer

New York, NY

$100K/yr

The Senior Full Stack Developer role is located in our New York, NY office. We are looking for an individual who is passionate about a career in engineering. This is an inside sales position that is ...

Purple Hires

Blockchain Developer/Architect

Manhattan, NY · On-site

$69.50 - $93.75/hr

Collaborate with architects and senior engineers to contribute to the design of scalable, secure ... Help identify and resolve technical issues across the Web3 stack, escalating where appropriate to ...

Strivector

Full Stack Developer

Manhattan, NY · On-site

Here's what you can expect on a typical day in the life of a Senior Full Stack Developer: * Scrums. We'll start each day with a scrum, working together to understand responsibilities, ID any issues ...

Photon

Sr Full Stack - Java API + React - New York

Manhattan, NY · On-site

$57.50 - $74.25/hr

Position Summary We are seeking a Senior Full Stack Developer with strong expertise in Java backend ... Experience in fintech, healthcare, blockchain, or enterprise SaaS applications. * Understanding of ...

Photon

Sr Full Stack - Java API + React - New York

Manhattan, NY · On-site

$57.50 - $74.25/hr

Position Summary We are seeking a Senior Full Stack Developer with strong expertise in Java backend ... Experience in fintech, healthcare, blockchain, or enterprise SaaS applications. * Understanding of ...

Junior

Senior Full Stack Engineer

Manhattan, NY · On-site

They are seeking a Senior Full Stack Engineer to design and build innovative products, collaborate with partners, and shape the engineering culture within a growing team. Responsibilities : • Ship ...

Datavant

Senior Full Stack Engineer

New York, NY

As a Senior Full Stack Engineer, you will play a key role in growing our healthcare data ecosystem and delivering innovative solutions that help connect and activate health data across the industry.

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Senior Full Stack Blockchain Developer information

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

To thrive as a Senior Full Stack Blockchain Developer, you need advanced proficiency in blockchain architecture, smart contract development, and both front-end and back-end programming—often supported by a degree in computer science or related field. Expertise with tools such as Solidity, Web3.js, Node.js, Ethereum, and familiarity with version control systems, cloud platforms, and security protocols is essential. Strong problem-solving skills, project management capabilities, and effective communication make someone stand out in this role. These skills ensure robust, secure, and scalable blockchain solutions while facilitating clear collaboration across interdisciplinary teams.

What is the difference between Senior Full Stack Blockchain Developer vs Blockchain Software Engineer?

AspectSenior Full Stack Blockchain DeveloperBlockchain Software Engineer
Required CredentialsProficiency in blockchain platforms, full stack development, and relevant certificationsStrong coding skills in blockchain languages, certifications like Blockchain Developer
Work EnvironmentCollaborates across front-end, back-end, and blockchain teams in tech companiesFocuses on blockchain system development within software teams
Employer & Industry UsageTech firms, startups, financial institutions integrating blockchain solutionsBlockchain firms, fintech, and enterprise blockchain projects

While both roles require blockchain knowledge and coding skills, the Senior Full Stack Blockchain Developer typically handles both front-end and back-end development alongside blockchain integration, whereas Blockchain Software Engineers focus primarily on developing blockchain protocols and systems. The former has a broader scope, often working across multiple layers of applications, while the latter specializes in blockchain core development.

How does a senior full stack blockchain developer typically collaborate with product managers and other technical teams during project development?

As a Senior Full Stack Blockchain Developer, you will frequently collaborate with product managers to clarify requirements and ensure that blockchain solutions align with business goals. You’ll also work closely with front-end, back-end, and DevOps teams to integrate smart contracts, maintain secure data exchanges, and optimize application performance. Regular cross-functional meetings, code reviews, and collaborative problem-solving sessions are common, allowing you to contribute your expertise to both technical and strategic decisions while mentoring junior developers. This collaborative environment helps ensure cohesive project delivery and innovation.

What is a senior full stack blockchain developer?

A Senior Full Stack Blockchain Developer is an experienced software engineer who specializes in designing, building, and maintaining blockchain-based applications. They work on both the front-end and back-end of systems, integrating smart contracts, decentralized applications (dApps), and blockchain protocols. In addition to writing code, they often lead teams, architect solutions, and ensure best practices in security and scalability. Their expertise spans multiple programming languages, frameworks, and blockchain platforms such as Ethereum, Hyperledger, or Solana. Senior developers also mentor junior team members and stay updated with rapidly evolving blockchain technologies.
What are the most commonly searched types of Full Stack Blockchain Developer jobs in New York? The most popular types of Full Stack Blockchain Developer jobs in New York are:
What are popular job titles related to Senior Full Stack Blockchain Developer jobs in New York? For Senior Full Stack Blockchain Developer jobs in New York, the most frequently searched job titles are:
What job categories do people searching Senior Full Stack Blockchain Developer jobs in New York look for? The top searched job categories for Senior Full Stack Blockchain Developer jobs in New York are:
What cities in New York are hiring for Senior Full Stack Blockchain Developer jobs? Cities in New York with the most Senior Full Stack Blockchain Developer job openings:
Senior Full Stack Blockchain Developer jobs near you
Infographic showing various Senior Full Stack Blockchain Developer job openings in New York as of August 2026, with employment types broken down into 89% Full Time, 4% Part Time, 6% Contract, and 1% Nights. Highlights an 87% Physical, 2% Hybrid, and 11% Remote job distribution.

Senior Full Stack Engineer - AI & Next.js

Momento USA

Belmar, NJ • On-site

Contractor

Posted 17 days ago

Job description

Momento USA is a global technology consulting, talent acquisition, and creative development firm that addresses clients' most pressing needs and challenges. We are currently looking for a Senior Full Stack Engineer – AI & Next.js.

Senior Full Stack Engineer – AI & Next.js

Duration: 6+ Months

Location : Remote

Role Summary

We are looking for a Senior Full Stack Engineer with strong experience in AI/LLM integration, modern Next.js development, and distributed systems architecture. The ideal candidate is an AI-first developer who actively uses tools like Copilot, Cursor, and Claude Code to accelerate development and help drive AI engineering best practices across the team.

Key Requirements

AI / LLM Integration (Must Have)

  • Hands-on experience integrating OpenAI, Azure OpenAI, Anthropic, or similar LLMs into production applications.
  • Experience with:
    • Prompt engineering
    • Streaming responses
    • Confidence scoring and evaluation
    • Hallucination mitigation
    • Human-in-the-loop workflows
    • Agentic AI solutions
  • Active user of AI coding tools such as Copilot, Cursor, Claude Code, etc.
  • Ability to establish AI-driven development workflows and best practices.

Architecture & System Design

  • Strong architectural mindset with the ability to design scalable systems and justify technical decisions.
  • Experience building cloud-native, distributed applications.

Event-Driven Architecture

  • Hands-on experience with Azure Service Bus, RabbitMQ, Kafka, or similar messaging technologies.
  • Strong understanding of asynchronous workflows and event-driven systems.

Database Design

  • Experience designing solutions using Cosmos DB, MongoDB, or other document databases.
  • Strong understanding of NoSQL data modeling and scalability patterns.

Next.js (Must Have)

  • Proven experience with Next.js, including:
    • App Router
    • Server Components
    • Server Actions
  • React experience alone is not sufficient.

Preferred

  • Experience with Azure cloud services.
  • Exposure to AI orchestration frameworks such as LangChain, Semantic Kernel, or similar.
  • Strong mentoring and technical leadership skills.

Thanks,  

Samuel Brown

Momento USA | Exceeding Customer Expectations… 

440 Benigno Blvd, Unit#A 2nd Floor. Bellmawr, NJ 08031 

Interstate Business Park 

Tel : Direct: 856-452-8436/856-456-1805  Extn 1020 

Email: sam@momentousa.com  Web: www.MomentoUSA.com  

Note: Momento USA is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.