Protocol Engineer(Cryptography/Blockchain)

American CyberSystems
Woodbridge Township, United States of America
yesterday

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Compensation
$ 146K

Job location

Remote
Woodbridge Township, United States of America

Tech stack

Distributed Systems
Blockchain
System Programming
State Machines
Backend
Low Latency
Go

Job description

  • Architect and build a custom blockchain application using Go, Cosmos SDK, and CometBFT (Tendermint).
  • Implement and optimize privacy-preserving primitives, specifically Pedersen Commitments and Bulletproofs (Range Proofs), ensuring no trusted setup is required.
  • Engineer custom ABCI++ extensions (specifically PrepareProposal and Vote Extensions) to implement an on-chain Multi-Party Computation (MPC) mixing network.
  • Design a custom KVStore state machine that manages homomorphic encrypted balances (Elliptic Curve points) instead of plaintext integers.
  • Optimize cryptographic operations (scalar multiplication, point addition) for low latency and high throughput in a distributed environment.
  • Build secure off-chain query layers and "view key" mechanisms that allow for granular, permissioned regulatory auditing.

Requirements

  • Experience in backend or systems programming, with expert-level proficiency in Go (Golang).
  • Experience with Elliptic Curve Cryptography (ECC).
  • Experience with BFT consensus algorithms, P2P networking, and state replication; reliable, distributed systems experience.

Benefits & conditions

Benefits: Innova Solutions offers benefits( based on eligibility) that include the following: Medical & pharmacy coverage, Dental/vision insurance, 401(k), Health saving account (HSA) and Flexible spending account (FSA), Life Insurance, Pet Insurance, Short term and Long term Disability, Accident & Critical illness coverage, Pre-paid legal & ID theft protection, Sick time, and other types of paid leaves (as required by law), Employee Assistance Program (EAP).

About the company

ABOUT INNOVA SOLUTIONS: Founded in 1998 and headquartered in Atlanta, Georgia, Innova Solutions employs approximately 50,000 professionals worldwide and reports an annual revenue approaching $3 Billion. Through our global delivery centers across North America, Asia, and Europe, we deliver strategic technology and business transformation solutions to our clients, enabling them to operate as leaders within their fields. Recent Recognitions: * Named One of America's Best Employers for New Grads by Forbes (2024 * Named One of the Best Companies to Work for by U.S. News & World Report (Private Companies List, 2024-2025) * One of the Largest IT Staffing Firms in the US - Ranked #3 by Staffing Industry Analysts (SIA, 2024) * One of the Largest Staffing Firms in the US - Ranked #13 by Staffing Industry Analysts (SIA, 2024; includes Innova Solutions, Volt, & HireGenics) * Named One of the Top Ten Private Companies in Atlanta by the Atlanta Business Chronicle (2023) * One of the Largest Certified Minority Business Enterprises (MBEs) in the United States (NMSDC, 2024) * AWS Advanced Tier Services Partner with 100+ certifications, employment opportunities. Innova Solutions (HireGenics/Volt) does not discriminate against applicants based on citizenship status, immigration status, or national origin, in accordance with 8 U.S.C. § 1324b. The company will consider for employment qualified applicants with arrest and conviction records in a manner that complies with the San Francisco Fair Chance Ordinance, the Los Angeles Fair Chance Initiative for Hiring Ordinance, and other applicable laws. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Innova Solutions and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at Privacy Policy - innovasolutions.

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