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Principal Cryptographer - applied cryptography, blockchain, Rust

A little bit about us…
We're a well-financed, financial technology start-up located in Seattle. We're growing (currently 20+ employees) and need a senior level Cryptographer/Security Software Engineer to help us deliver our game changing platform. At Transparent Systems we are transforming global financial settlements with an open universal platform that enables secure, frictionless payments through distributed cryptographic systems. Our product offering supports applications from B2B payments and cash management for financial institutions to cross border transactions and remittances. (Location is Seattle or Bay area).
What you’ll be doing:
· Work on a large scale distributed system with a blockchain core.
· Design, implement, and optimize core cryptographic libraries and secure systems (protocols and mechanisms).
· Perform technical security assessments, code audits and design reviews.
· Develop technical solutions to help mitigate security vulnerabilities.
· Conduct research to identify new attack avenues and product enhancements.
· Represent Transparent in collaborating with academic, research, and open source technical groups working on the latest developments in cryptography.
What you likely bring to us:
· You have start-up experience and you really want to work on v1.
· Master’s degree in Computer Science, Mathematics, or a related field.
· Experience implementing cryptographic primitives/algorithms and cryptographic protocols.
· Experience with any of the following is a plus: Go, Rust, C, C++.
· Significant experience building secure applications and strong knowledge of authentication protocols and applied cryptography.
· Must be able to identify and defend against protocol/network-level attacks.
· Strong experience with security-oriented system design with applied cryptography at the forefront.
· Outstanding verbal communication skills and listening skills.
· You have tenacity to do it right and you have the propensity for action
· Ability to communicate effectively with any audience and get to root cause and then solution.

What we offer:
* Competitive start-up salary.
* Full benefits package.
* Equity.
* Fun place to work with smart people! #1 small company to work for in Seattle via BuiltIn
* Collaborative environment and a small team, make a big impact immediately.
* You can bring your dog to work if you like.
* We’re just getting started!
The company is an Equal Opportunity Employer who encourages diversity in the workplace. All qualified applicants will receive consideration for employment without regard to race, color, national origin, religion, sex, age, disability, citizenship, marital status, sexual orientation, gender identity, military or protected veteran status, or any other characteristic protected by applicable law.
To agencies: We are currently not working with agencies, thanks.

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Technology we use

  • Engineering
    • RustLanguages
    • TypeScriptLanguages
    • a modern tech environment, blockchainLanguages
    • DockerLanguages
    • PythonLanguages


Lots of great restaurants, coffee shops, chocolatiers, pubs and more. Easy access to the office - train and bus stops nearby. In the Columbia Center.

What are Transparent Systems Perks + Benefits

Transparent Systems Benefits Overview

Excellent for any company, especially a start-up! Week of Christmas through New Year's off.

Daily stand up
Open door policy
Team owned deliverables
Team based strategic planning
Group brainstorming sessions
Pair programming
Open office floor plan
Health Insurance & Wellness Benefits
Disability Insurance
Dental Benefits
Vision Benefits
Health Insurance Benefits
Onsite Gym
Retirement & Stock Options Benefits
Company Equity
Child Care & Parental Leave Benefits
Flexible Work Schedule
Remote Work Program
Vacation & Time Off Benefits
Generous PTO
Paid Holidays
Paid Sick Days
Perks & Discounts
Casual Dress
Commuter Benefits
Company Outings
Stocked Kitchen
Some Meals Provided
Happy Hours
Pet Friendly
Relocation Assistance
Fitness Subsidies
Terrific gym onsite paid for by company.
Professional Development Benefits
Job Training & Conferences
Lunch and learns
We host lunch and learns at least once a month - variety of topics presented by our employees.
Cross functional training encouraged
Online course subscriptions available
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