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Blockchain Developer Jobs in Springfield, MA (NOW HIRING)

nLeague Services

Developer

East Hartford, CT · On-site

Requisition ID: 66161 Developer Client: State of Connecticut - The Office of Early Childhood (OEC) Duration: 12+ Months Location: Hartford, CT Hybrid- One day onsite * The Office of Early Childhood ...

Okaya Corp.

Developer

CT · On-site

Position Summary The Office of Early Childhood (OEC) is seeking a Senior Developer to support development work across OEC, include design and development of Power Apps, web base customer facing UI, ...

nLeague

Senior Developer

Hartford, CT · On-site

$55 - $72.75/hr

Web accessibility developer Job Id: Digital Accessibility -Website Developer Client: CT DAS Duration: 06+ Months Location: Remote, Hartford, CT. The State of Connecticut (CT) is seeking a Digital ...

Anagh Technologies, Inc.

React JS Developer

Hartford, CT · On-site

$104K - $122K/yr

React JS Developer. Remote - EST Responsibilities: • Design and develop complex and interactive web applications using ReactJS and related technologies. • Extensive usage of Redux as a data ...

Kriscon

ASP.NET Developer

Hartford, CT · On-site

Role : ASP.NET Developer ( C2C/W2 ) Location : Hartford, Connecticut 06103(Candidate Must Be Local) Requisition ID : 66161 Customer : CT OEC (Office of Early Childhood) Quantity Requested : 2 ...

Posted today

Ndimensions IT

ASP.NET Developer

Hartford, CT · On-site

Role : ASP.NET Developer ( C2C/W2 ) Location : Hartford, Connecticut 06103(Candidate Must Be Local) Requisition ID : 66161 Customer : CT OEC (Office of Early Childhood) Quantity Requested : 2 ...

Mindlance

Front End Developer

Hartford, CT · On-site

$104K - $122K/yr

They are seeking a Senior Front End Developer who will be responsible for hands-on front end development in JavaScript and .NET, focusing on the estimation, development, and implementation of ...

Elite Workforce Inc

Senior Developer at CT

Hartford, CT · On-site

$55 - $72.75/hr

Senior Developer Location: Hartford, CT 06103 Client: Connecticut Duration: 12+ Months Senior Developer needed to design, develop, and modernize .NET applications, with a focus on ASP.NET MVC, Entity ...

Net Orbit

Mean Stack Developer

Hartford, CT · On-site

Mean Stack Developer Job Type: Full Time Job Location: Hartford, CT * 5+ years total work experience with minimum 3 years as Node JS developer * In depth knowledge of Node.js API development, Java ...

Sun Life Financial

Senior Developer RPA

Hartford, CT · On-site

$55 - $72.75/hr

Sun Life is seeking a Senior UiPath Developer to design, build, deploy, and support enterprise-grade automations. This is a hands-on development role for a seasoned automation engineer who can ...

Sun Life Financial

Senior Developer RPA

Hartford, CT · On-site

$55 - $72.75/hr

Sun Life is seeking a Senior UiPath Developer to design, build, deploy, and support enterprise-grade automations. This is a hands-on development role for a seasoned automation engineer who can ...

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All JobsBlockchain Developer JobsBlockchain Developer Jobs in Springfield, MA

Blockchain Developer information

See Springfield, MA salary details

$47.8K

$111.5K

$165.4K

How much do blockchain developer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for blockchain developer in Springfield, MA is $111,454.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,700.00 and $129,500.00 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 popular job titles related to Blockchain Developer jobs in Springfield, MA?

For Blockchain Developer jobs in Springfield, MA, the most frequently searched job titles are:

What job categories do people searching Blockchain Developer jobs in Springfield, MA look for?

The top searched job categories for Blockchain Developer jobs in Springfield, MA are:

What cities near Springfield, MA are hiring for Blockchain Developer jobs?

Cities near Springfield, MA with the most Blockchain Developer job openings:

Blockchain Developer jobs near you
Infographic showing various Blockchain Developer job openings in Springfield, MA as of August 2026, with employment types broken down into 56% Full Time, and 44% Contract. Highlights an 81% In-person, and 19% Remote job distribution, with an average salary of $111,454 per year, or $53.6 per hour.

Developer

nLeague Services

East Hartford, CT • On-site

Other

Posted 13 days ago

Job description

Requisition ID: 66161

Developer

Client: State of Connecticut - The Office of Early Childhood (OEC)

Duration: 12+ Months

Location: Hartford, CT

Hybrid- One day onsite

  • The Office of Early Childhood (OEC) is seeking a Senior Developer to support development work across OEC, include design and development of Power Apps, web base customer facing UI, and enhancements/bug fixes for current .NET applications.    
  • This role combines requirements analysis, software development, and data migration validation responsibilities within an Agile Scrum framework. The candidate will be a key member of a cross-functional, self-managed Scrum team, collaborating with product owners, developers, testers, and data specialists to deliver high-quality, incremental releases. 
  • A significant aspect of this position involves supporting the project’s data migration efforts, including developing and executing automated, reusable data testing scripts to validate migration accuracy across environments and documenting data and interface mappings between legacy and modernized systems. 

 

Key Responsibilities 

  • Requirements Analysis & Documentation 
  • Collaborate with OEC stakeholders and technical teams to elicit, analyze, and document business and system requirements. 
  • Translate business needs into user stories and acceptance criteria, maintaining a refined Azure DevOps product backlog. 
  • Document current and future state workflows, integration points, and data dependencies. 
  • Create and validate data mapping documents between legacy and modern systems. 
  • Develop interface mapping documentation to align legacy screens and functions with modernized application components. 
  • Define and maintain functional, non-functional, and reporting requirements, ensuring end-to-end traceability. 

Software Development & Technical Implementation 

  • Design, develop, and refactor components using ASP.NET MVC, Entity Framework, and Azure App Service. 
  • Contribute to CI/CD pipeline setup and optimization using Azure DevOps and Azure Git Repositories. 
  • Work with Azure SQL databases to design schema, implement stored procedures, and optimize performance. 
  • Collaborate with data engineers on SSIS-based ETL processes and data migration activities. 
  • Participate in code reviews, ensuring adherence to best practices for performance, maintainability, and security. 

Data Migration Validation & Testing 

  • Develop and maintain omnipotent (comprehensive, reusable) data validation scripts to verify migrated data after each migration cycle in test environments. 
  • Validate record counts, referential integrity, field-level transformations, and business rule consistency across environments. 
  • Identify and analyze data discrepancies, collaborating with developers and data teams to resolve issues. 
  • Maintain documentation for data validation procedures, testing outcomes, and transformation logic. 
  • Support system, integration, and user acceptance testing (UAT) by creating and executing test cases. 
  • Log and manage defects and testing results using Azure DevOps. 

Agile/Scrum Collaboration 

  • Serve as an active member of a cross-functional, self-managed Scrum team responsible for delivering working software increments. 
  • Participate in all Scrum ceremonies—including daily stand-ups, sprint planning, reviews, and retrospectives. 
  • Work closely with the Product Owner to refine and prioritize backlog items and define sprint goals. 
  • Contribute to a culture of continuous improvement, team collaboration, and shared accountability. 

Technical Skills & Qualifications Required: 

  • Proficiency in ASP.NET MVC and Entity Framework for web application development. 
  • Strong understanding of Azure platform services, including Azure SQL, App Service, Azure DevOps, CI/CD pipelines, and Azure Git Repositories. 
  • Expertise in developing and executing automated data validation/testing scripts (SQL or other scripting languages). 
  • Strong grasp of relational databases, data modeling, and data mapping techniques. 
  • Experience documenting and validating legacy-to-modern data and interface mappings. 
  • Proficiency in Azure DevOps for managing work items, test cases, and defect tracking. 
  • Solid understanding of Agile/Scrum principles and practices. 
  • Proficiency in Microsoft Office Suite, including Excel (for data analysis) and Visio (for process mapping). 

Preferred: 

  • Experience with legacy system modernization or public-sector transformation projects. 
  • Knowledge of security, access control, and user role management in enterprise applications. 
  • Familiarity with API documentation, system integration, and report validation. 

Key Deliverables 

  • User Stories with Acceptance Criteria 
  • Functional & Non-Functional Requirements 
  • Current/Future State Process Maps 
  • Legacy-to-Modern Data Mapping Documents 
  • Legacy-to-Modern Interface Mapping Documents 
  • Developed and Tested .NET Components 
  • Data Validation and Migration Testing Scripts 
  • Test Plans, Test Cases, and Test Results 
  • Traceability Matrix 
  • Deployment Artifacts via Azure DevOps CI/CD 
  • Status Reports and Issue Logs 

Apply