Blockchain developer

Posted Yesterday
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Mohali, Ajitgarh, Punjab, IND
In-Office
Mid level
Information Technology
Suffescom USA - Digital Transformation & Software Consulting Company
The Role
Develop and customize blockchain protocols, including Ethereum forks, consensus, gas logic, transaction flows, and privacy-focused ZK Proof systems. Refactor blockchain code for scalability and security, maintain custom explorers and full nodes, integrate smart contracts with backend systems and trading engines, and optimize contracts for gas efficiency and performance.
Summary Generated by Built In

Core Blockchain Developer with 4+ years of experience specializing in protocol-level development and customization. Strong expertise in working with Ethereum forks, building and modifying blockchain architectures, and implementing advanced cryptographic solutions.

Key Responsibilities:
  • Review, refactor, and enhance the existing blockchain codebase for scalability, maintainability, and security
  • Work on Ethereum forks and protocol-level customization, including modifying consensus, gas logic, or transaction flows
  • Implement Zero-Knowledge Proof (ZK Proof) solutions to enable privacy-focused transactions
  • Build and maintain custom blockchain explorers and internal tooling for monitoring and analytics
  • Integrate smart contracts with backend systems, APIs, and trading engines
  • Set up, configure, and maintain Ethereum (Geth/Nethermind) and Bitcoin (Bitcoin Core) full nodes
  • Optimize smart contracts for gas efficiency and performance
  • Designing and deploying private and secure transaction systems


Requirements
  • 4+ years of experience as a Core Blockchain Developer
  • Strong expertise in Solidity and deploying contracts on Ethereum mainnet/testnets
  • Proven experience with Ethereum forks and blockchain customization
  • Hands-on experience implementing or integrating Zero-Knowledge Proofs (ZK Proofs)
  • Experience building or maintaining custom blockchain explorers
  • Solid understanding of blockchain internals (consensus mechanisms, transaction lifecycle, gas optimization)
  • Experience with smart contracts, node customization, and blockchain infrastructure


Benefits
5 Day working
On time salary
inter- tech work
Skill upgradation trainings
Soft skills trainingsRewards and recognitions
weekly de-stressing activities


Skills Required

  • 4+ years of experience as a Core Blockchain Developer
  • Strong expertise in Solidity and deploying contracts on Ethereum mainnet and testnets
  • Proven experience with Ethereum forks and blockchain customization
  • Hands-on experience implementing or integrating Zero-Knowledge Proofs
  • Experience building or maintaining custom blockchain explorers
  • Solid understanding of blockchain internals, including consensus mechanisms, transaction lifecycle, and gas optimization
  • Experience with smart contracts, node customization, and blockchain infrastructure

Suffescom Solutions Inc. Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Suffescom Solutions Inc. and has not been reviewed or approved by Suffescom Solutions Inc..

  • Pay Growth & Progression Pay is considered to grow through performance-based raises and appraisals, with some noting twice‑yearly opportunities. This indicates an avenue for earnings to increase alongside contribution.
  • Career-Linked Recognition & Rewards Employee rewards and recognition programs are highlighted as part of the workplace experience. This signals that contributions can be acknowledged beyond base pay.
  • Wellbeing & Lifestyle Benefits Weekly de‑stressing activities and a five‑day work week are cited as cultural perks. These elements support day‑to‑day wellbeing even if formal benefit details are sparse.

Suffescom Solutions Inc. Insights

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The Company
HQ: New York, New York
250 Employees
Year Founded: 2013

What We Do

Suffescom Solutions Inc. is a digital transformation and software consulting company in USA helping startups, enterprises, and global brands modernize operations, build digital solutions, and accelerate business growth through strategic technology services. Since 2013, we have supported many businesses in strategizing and succeeding through business focused consulting and advanced engineering services. Our expertise spans digital transformation, software engineering, AI solutions, cloud technologies, data analytics, and application engineering. We help organizations modernize existing systems and build secure, future-ready digital ecosystems. With experience across 35+ industries, our team delivers solutions for healthcare, fintech, manufacturing, automotive, retail, logistics, real estate, eCommerce, hospitality, gaming, and more. From technology consulting and application modernization to custom software development and enterprise transformation, we help businesses achieve the best digital outcomes. We have partnered with globally recognized organizations including Johnson & Johnson, Caterpillar, Chevron, Patagonia, Levi Strauss & Co., Subaru, NBCUniversal, Medicover, Chili’s, Radisson Hotel Group, and more. Our Expertise: - Digital Transformation Consulting - IT Consulting & Technology Assessment - Custom Software Engineering - AI Agent & Generative AI Development - Cloud Application Development & Migration - Data Engineering & Analytics - Application Modernization - Mobile & Web App Development With 13+ years of experience and expertise, Suffescom combines technical expertise and agile methodologies to deliver solutions that create lasting business value. From strategy to implementation, we help businesses navigate digital transformation with secure, scalable, and high-performing technology solutions. Trusted by businesses worldwide. Building technology that drives real business impact.

Why Work With Us

Suffescom Solutions Inc. combines 13+ years of expertise in AI, cloud, mobile and software development to build scalable, secure and growth-focused digital solutions. We deliver measurable business outcomes, dedicated technical support and future-ready technologies trusted by startups and global brands.

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