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Blockchain Developer Jobs in Secaucus, NJ (NOW HIRING)

PTR Global

Blockchain Developer

Woodbridge, NJ · On-site

Blockchain / Protocol Engineer Location: Iselin NJ Duration: Contract Job ID: 177733 Only W2 Are you passionate about blockchain protocols, distributed systems, and applied cryptography? We are ...

Reuben Cooley Inc

Blockchain Developer

Jersey City, NJ · On-site

MS is a plus * 8+ years of overall software engineering experience, with a strong backend development foundation * 2 to 4 years of hands-on experience in Web3 and blockchain application development ...

Hired Recruiters

Blockchain Engineer

New York, NY · On-site

$120K - $200K/yr

As a blockchain developer, you will design and build core components of a plethora of crypto use cases, taking a 0 to 1 approach in developing new user experiences. You'll propose new ideas on how to ...

JS Consulting

Blockchain Engineer

Jersey City, NJ · On-site

Job Title- Blockchain Engineer Project Location - Jersey City, NJ 07310, Tampa, Dallas - Hybrid -3 days/week Duration- 6+ months contract Visa- USC/ GC Role Focus: A Blockchain Engineer or Data ...

Tandavix llc

Blockchain Engineer

Manhattan, NY · On-site

$88K - $119K/yr

... DevOps practices , containerization (Docker, Kubernetes), and CI/CD pipelines Understanding of ... blockchain systems Exposure to Layer 2 scaling solutions (Polygon, Optimism, zkSync, etc.) and ...

Lorven Technologies

Blockchain Engineer

Manhattan, NY · On-site

$88K - $119K/yr

Familiarity with DevOps practices , containerization (Docker, Kubernetes), and CI/CD pipelines ... blockchain systems * Exposure to Layer 2 scaling solutions (Polygon, Optimism, zkSync, etc.) and ...

Fullstack

Blockchain Engineer

Manhattan, NY · On-site

$180 - $260/hr

The Role As a Blockchain Engineer at Fullstack, you will build the foundational infrastructure that powers a next generation trading platform. You will design and ship core blockchain systems that ...

Fullstack

Blockchain Engineer

New York, NY · On-site

$200K - $300K/yr

The Role As a Blockchain Engineer at Fullstack, you will build the foundational infrastructure that powers a next generation trading platform. You will design and ship core blockchain systems that ...

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All JobsBlockchain Developer JobsBlockchain Developer Jobs in Secaucus, NJ

Blockchain Developer information

See Secaucus, NJ salary details

$48.8K

$113.7K

$168.8K

How much do blockchain developer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for blockchain developer in Secaucus, NJ is $113,711.00, according to ZipRecruiter salary data. Most workers in this role earn between $91,500.00 and $132,200.00 per year, depending on experience, location, and employer.

What is a blockchain developer?

Blockchain Developers are professionals who design, build, and maintain decentralized applications and smart contracts using blockchain technology. They work with various blockchain platforms like Ethereum, Hyperledger, or Solana to create secure and transparent systems for industries such as finance, supply chain, and healthcare. Their responsibilities include developing protocols, writing code for smart contracts, and ensuring the security and integrity of blockchain networks.

What does a blockchain developer do?

A blockchain is a digital, public transaction record or digital ledger. People usually associate it with the cryptocurrency Bitcoin, but blockchain technology can also record digital transactions with other cryptocurrencies, data, or information. Unlike other forms of finance, cryptocurrencies that rely on the blockchain are decentralized, so people can access Bitcoin and other digital currencies without going to a bank. Computer experts and cryptographers are developing additional ways to use blockchain technology, such as for trade and healthcare records.

What are the key skills and qualifications needed to thrive as a blockchain developer, and why are they important?

A Blockchain Developer should possess strong programming skills (such as in Solidity, JavaScript, or Python), a solid understanding of cryptography, and experience with distributed ledger technologies, typically backed by a degree in computer science or a related field. Familiarity with blockchain platforms (like Ethereum or Hyperledger), smart contract development, and relevant certifications (such as Certified Blockchain Developer) are highly beneficial. Attention to detail, problem-solving ability, and effective collaboration are standout soft skills in this role. These competencies enable developers to build secure, reliable, and innovative blockchain solutions that meet complex business and technical requirements.

What are some common challenges blockchain developers face when integrating blockchain solutions with existing enterprise systems?

Blockchain Developers often encounter challenges when integrating blockchain solutions with legacy enterprise systems, such as ensuring interoperability between different technologies, managing data consistency, and addressing scalability concerns. Additionally, developers must navigate security protocols and compliance requirements unique to blockchain while collaborating closely with IT, security, and business teams. Adapting smart contracts to fit existing workflows and ensuring seamless user experiences require both technical expertise and effective communication across departments.

What is the difference between Blockchain Developer vs Blockchain Engineer?

AspectBlockchain DeveloperBlockchain Engineer
Primary FocusDeveloping blockchain applications and smart contractsDesigning and building blockchain infrastructure and networks
Skills & CertificationsProficiency in Solidity, JavaScript, cryptography; certifications like Certified Blockchain DeveloperKnowledge of distributed systems, network architecture; certifications like Certified Blockchain Engineer
Work EnvironmentSoftware development teams, startups, fintech companiesBlockchain infrastructure projects, enterprise solutions, network setup
Industry UsageApplication development in finance, supply chain, healthcareBuilding blockchain platforms, maintaining networks, security

While both roles involve blockchain technology, Blockchain Developers focus on creating applications and smart contracts, whereas Blockchain Engineers design and maintain the underlying blockchain infrastructure. The roles often overlap but differ in scope and technical emphasis.

How much do blockchain developers make?

Blockchain developers typically earn between $80,000 and $150,000 annually, depending on experience, location, and skill level. Senior developers with expertise in smart contracts and blockchain platforms can earn higher salaries, especially in competitive markets or with specialized certifications.

What is the work of a blockchain developer?

A blockchain developer designs, develops, and maintains blockchain-based applications and smart contracts. They work with blockchain platforms like Ethereum or Hyperledger, using programming languages such as Solidity or JavaScript, and often require knowledge of cryptography and decentralized systems. Their role involves ensuring security, scalability, and functionality of blockchain solutions.
More about Blockchain Developer jobs

What are the most commonly searched types of Blockchain Developer jobs in Secaucus, NJ?

The most popular types of Blockchain Developer jobs in Secaucus, NJ are:

What job categories do people searching Blockchain Developer jobs in Secaucus, NJ look for?

The top searched job categories for Blockchain Developer jobs in Secaucus, NJ are:

What cities near Secaucus, NJ are hiring for Blockchain Developer jobs?

Cities near Secaucus, NJ with the most Blockchain Developer job openings:

Blockchain Developer jobs near you
Infographic showing various Blockchain Developer job openings in Secaucus, NJ as of August 2026, with employment types broken down into 43% Full Time, and 57% Contract. Highlights an 100% In-person job distribution, with an average salary of $113,711 per year, or $54.7 per hour.

Blockchain Developer

PTR Global

Woodbridge, NJ • On-site

Other

Re-posted 18 days ago

Job description

Position: Blockchain / Protocol Engineer
Location: Iselin NJ
Duration: Contract
Job ID: 177733
Only W2
Are you passionate about blockchain protocols, distributed systems, and applied cryptography? We are seeking a Lead Protocol Engineer to help build a cutting-edge Digital Asset Platform focused on solving one of the biggest challenges in institutional finance-delivering regulatory compliance while preserving transaction confidentiality.
This role sits at the intersection of cryptography, blockchain infrastructure, and high-performance distributed systems, offering the opportunity to design and develop core protocol components from the ground up.
Key Responsibilities
Core Protocol Development
  • Architect and develop a custom blockchain application using Go (Golang), Cosmos SDK, and CometBFT (Tendermint).
  • Design scalable and secure protocol components for institutional-grade digital asset settlement.
Cryptographic Engineering
  • Implement and optimize privacy-preserving cryptographic primitives including:
  • Pedersen Commitments
  • Bulletproofs (Range Proofs)
  • Ensure cryptographic solutions operate without requiring a trusted setup.
Consensus & Distributed Systems
  • Develop custom ABCI++ extensions including:
  • Prepare Proposal
  • Vote Extensions
  • Build and support an on-chain Multi-Party Computation (MPC) mixing network.
State Machine Design
  • Design and maintain custom KVStore state machines.
  • Manage homomorphically encrypted balances using Elliptic Curve cryptography rather than traditional plaintext accounting models.
Performance Optimization
  • Optimize cryptographic operations such as:
  • Scalar multiplication
  • Point addition
  • Improve throughput, latency, and scalability across distributed environments.
Regulatory Auditing Infrastructure
  • Develop secure off-chain query layers.
  • Implement \"view key\" mechanisms enabling permissioned regulatory oversight while maintaining privacy.
Required Qualifications:
  • 5+ years of Software Engineering experience.
  • 3+ years of backend or systems programming experience.
  • Expert-level proficiency in Go (Golang).
  • 1+ year of experience building reliable distributed systems.

Experience with:
  • BFT Consensus Algorithms
  • P2P Networking
  • State Replication
  • 6+ months of hands-on experience with Elliptic Curve Cryptography (ECC).
  • Strong understanding of distributed architecture, performance optimization, and systems design.

Ideal Candidate:
  • Deep interest in blockchain protocol development.
  • Experience building low-level distributed systems.
  • Strong understanding of applied cryptography and privacy-preserving technologies.
  • Ability to translate mathematical concepts into production-grade software.
  • Comfortable operating in highly complex, research-driven engineering environments.

Preferred Experience:
  • Cosmos SDK
  • CometBFT / Tendermint
  • Blockchain protocol engineering
  • MPC (Multi-Party Computation)
  • Zero-Knowledge Proofs (ZKP)
  • Cryptographic protocol implementation
  • Financial services, digital assets, or fintech platforms
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