Job#: 3039189 Job Description: Job Title: Blockchain Protocol EngineerLocation: Iselin, NJContract Length: 12 monthsPay Rate: $67/hr-$72/hrNote: We are not able to consider C2C or third-party submissionsJob Summary
In this contingent resource assignment, you will consult on or participate in moderately complex initiatives within Specialty Software Engineering. You will analyze and contribute to solving advanced engineering challenges in distributed systems and applied cryptography while collaborating with cross-functional teams. This role focuses on building next-generation blockchain-based financial infrastructure with a strong emphasis on privacy, regulatory compliance, and performance.
Top Requirements
- 3+ years of backend/systems programming with expert-level Go (Golang).
- Experience with distributed systems, BFT consensus, and P2P networking.
- Exposure to cryptography concepts (ECC, zero-knowledge proofs, or privacy-preserving protocols).
Preferred Qualifications
- Experience with Cosmos SDK and CometBFT (Tendermint).
- Knowledge of Pedersen Commitments, Bulletproofs, or MPC.
- Ability to translate mathematical/cryptographic concepts into production code.
Day-to-Day Responsibilities
- Design and develop core protocol components using Go, Cosmos SDK, and CometBFT.
- Build and optimize blockchain settlement engine functionality.
- Implement cryptographic primitives such as Pedersen Commitments and Bulletproofs.
- Develop and extend consensus mechanisms using ABCI++ (PrepareProposal, Vote Extensions).
- Design and maintain distributed state machines for encrypted ledger balances.
- Optimize performance of cryptographic operations (elliptic curve computations).
- Build secure auditing layers with permissioned access ("view key" mechanisms).
- Collaborate with engineering and research teams to translate cryptographic specifications into working code.
- Participate in architectural decisions for distributed systems and protocol design.
Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.
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Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our 'Welcome Packet' as well, which an Everforth Apex team member can provide.
Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.
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