Responsible for implementing and maintaining the C# client library and high-performance server applications in C++ for a market data platform.
Locations (4)
Boston, Massachusetts, United States
Salt Lake City, Utah, United States
San Francisco, California, United States
New York, New York, United States
Compensation
The base salary range for this role is $150,000–$250,000, benchmarked to Tier 1 locations in each country. Total compensation may also include bonuses, commissions, and equity, depending on the role.
Responsibilities
Own and maintain our C# client library, ensuring it is robust, well-tested, and easy for external users to integrate with.
Design, develop, and maintain high-performance server applications in C++.
Write message parsers and feed handlers for direct market data feeds from trading venues.
Optimize existing codebase for high throughput and low latency.
Implement tools and libraries for petabyte-scale data processing and analysis.
Define security architecture for Flexport's products and services, lead security engineering reviews, build security champions program, and own security services and tooling across product teams.
Compensation
$165,375—$202,125 USD
Responsibilities
Define security architecture for Flexport's products and services
Lead security engineering reviews for the highest-risk product features
Build and scale the security champions program and product security training
Lead domain-specific threat modeling and attack surface analysis
Partner with engineering leadership to resolve design tradeoffs
Build and maintain backend services and APIs that power ML-driven features across the Good Inside platform, integrating ML models and third-party APIs into production systems.
Compensation
base salary for this role will be $205k - $235k
Responsibilities
Design, build, and maintain backend services and APIs that power ML-driven features across the Good Inside platform
Integrate and orchestrate ML models and third-party ML APIs into production systems
Build data pipelines and infrastructure to support model serving, feature storage, and real-time personalization
Collaborate closely with product, mobile, and design teams to translate ML capabilities into user-facing features
Own the reliability, performance, and scalability of ML-adjacent backend systems
Lead security reviews, threat modeling, and risk assessments for customer service systems, design and build security controls, partner with stakeholders to define security strategies, and create frameworks and runbooks to enable repeatable security practices.
Compensation
USA, WA, Seattle - 178,400.00 - 226,700.00 USD annually
Responsibilities
Lead security reviews, threat modeling, and risk assessments for customer service systems
Design and build security controls and engineering solutions that protect customer data
Partner with business stakeholders, product owners, and engineering teams to understand emerging risks
Create security frameworks, runbooks, and rubrics for new problem domains
Communicate security risk and design decisions clearly in writing
Lead security reviews, threat modeling, and risk assessments for customer service systems, design and build security controls, partner with stakeholders to define security strategies, and create frameworks and runbooks to enable repeatable security practices.
Compensation
USA, WA, Seattle - 178,400.00 - 226,700.00 USD annually
Responsibilities
Lead security reviews, threat modeling, and risk assessments for customer service systems
Design and build security controls and engineering solutions
Partner with business stakeholders, product owners, and engineering teams to understand emerging risks
Create security frameworks, runbooks, and rubrics for new problem domains
Communicate security risk and design decisions clearly in writing
Requirements
Nice to have: experience applying threat modeling or other risk identification techniques
Nice to have: experience with security in service-oriented architectures/microservices and web services
Nice to have: experience conducting insider threat investigations
Nice to have: experience securing telephony systems against risk
Build and deploy machine learning models that automate real-time physical security decisions across all AWS regions
Locations (4)
Arlington, Virginia, United States
New York, New York, United States
Annapolis Junction, Maryland, United States
Herndon, Virginia, United States
Compensation
USA, MD, Annapolis Junction - 143,700.00 - 194,400.00 USD annually
USA, NY, New York - 158,100.00 - 213,800.00 USD annually
USA, VA, Arlington - 143,700.00 - 194,400.00 USD annually
USA, VA, Herndon - 143,700.00 - 194,400.00 USD annually
Responsibilities
Build and deploy machine learning models that automate real-time physical security decisions across all AWS regions
Software Development Engineer II, Security Automation
We are reinventing how Amazon’s builders and security engineers handle security review and issue management. The Security Automation team owns the automations and agentic experiences at the center of that work.
Compensation
USA, WA, Seattle - 143,700.00 - 194,400.00 USD annually
Responsibilities
Design, build, and operate features and components of agentic experiences, from requirements through production
Write design documents for your area, evaluate tradeoffs, and make sound decisions on scalability, reliability, and maintainability
Build new systems and integrate with existing ones to reduce security overhead and speed up issue resolution
Work backwards from customers, partnering with your team and stakeholders to turn ambiguous problems into well scoped solutions
Write high quality, well tested code, and review the code and designs of your peers
Requirements
Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field
Nice to have: full software development life cycle
health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage)
health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage)
Health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance, Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage)
Health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance, Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage)
Software Engineer (C++/C#)NewDatabento · Remote, US+3 more.png?1786677092)
Security Engineer, Product SecurityNewFlexport · San Francisco, US
Machine Learning EngineerNewGood Inside · New York, US
Security Engineer III, Customer Service SecurityNewAmazon · Seattle, US