Blockchain Developer

Two Sigma; San Jose (CA); On-site; USD 117,000 - 173,000; Full time

Job summary

Two Sigma in San Jose is seeking a Blockchain Developer to build tools for thousands of developers, leveraging AWS and Google Cloud. You will own features from concept through production, applying Django performance improvements and secure auth flows to support CA-regulated environments.

The role emphasizes rapid, reliable delivery with mentorship and growth opportunities, as the team scales in Silicon Valley.

Qualifications

• Knowledge of CA-specific technology regulations.
• Track record of delivering technical work in teams.
• Comfort learning and applying new tools quickly.

Responsibilities

• Lead design reviews to avoid costly mistakes in San Jose builds.
• Wire resilience feature flags for risk-free testing on San Jose traffic.
• Deliver features from whiteboard to production in San Jose, CA.

Skills

Regulatory knowledge

Growth mindset

Team collaboration

Problem solving

4+ years experience

Tools

AWS

Google Cloud

Django

Job description

Build the tools that thousands of developers depend on as a Blockchain Developer working with AWS and modern tooling. Here's the long and short of it — Two Sigma pays $117,000 - $173,000, trusts your 4 years, and lets you own the technology call.

Key Responsibilities

• Lead Google Cloud design reviews that catch the costly mistakes before San Jose, CA builds them
• Wire up Resilience feature flags so Two Sigma can test on San Jose traffic risk-free
• Carry features from whiteboard sketch to San Jose, CA production without dropping the baton
• Land Django performance wins Two Sigma can measure in CA retention numbers
• Implement secure authentication and authorization flows using Google Cloud
• Tune AWS caching so Two Sigma survives the San Jose launch spike on the same hardware
• Ship AWS experiments fast, kill the losers, and double down on what sticks

What You'll Bring

• Knowledge of CA-specific regulations relevant to technology work
• Demonstrated wins in technology work somewhere near San Jose, CA
• A growth mindset that treats feedback as fuel, not threat
• 3+ years that left you with strong instincts and few
• 4+ years building trust the slow, unglamorous way

People choose Two Sigma because we pair quick-to-ship technology with a team that genuinely cares, right here in San Jose. We hold space for disagreement, then commit fully once the technology call is made.

The offer rewards both ends, $117,000 - $173,000 for your AWS today and mentorship for the mid-level leader you become tomorrow.