React Jobs - June 2026
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Kepler
Full Stack Engineer
Posted 3 weeks, 1 day ago
We’re building the trust layer for AI in high-stakes industries. LLM orchestrates (decides what data to gather, what to compute, how to structure output), but the model never touches the data itself. Every actual value flows through deterministic code pipelin…
Roles
Tech stack
Location
New York, NY, USA
Work setup
full-time · Onsite; In-office NYC.
Compensation
$230K-$260K + equity
Benefits
Equity
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Smarkets
Senior Data Engineer
Posted 3 weeks, 1 day ago
Smarkets runs one of the world’s most sophisticated prediction markets, handling over £29 billion in volume since 2010 and engaging 200,000+ traders globally. We’re a technology company that revolutionise betting - from sports to political markets, to deliver…
Roles
Tech stack
Location
London, UK
Work setup
full-time · Hybrid - Onsite (London, UK)
Compensation
We offer a competitive salary and benefits package, alongside a dynamic, collaborative environment where your work truly makes an impact and your voice is heard.
Benefits
Stock Options: Vest over 4 years, your success is our success., Pension Scheme: Competitive plan via Aviva, with up to 6% matched contributions if you opt in., Health Insurance: Comprehensive coverage to keep you and your family healthy.
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Treasure AI
Staff Engineer
Posted 3 weeks, 1 day ago
Treasure AI is hiring three Staff Engineers (two in Tokyo, one in Vancouver) to act as technical anchors. The roles focus on architecting systems to process and personalize massive marketing datasets in near real time, with an emphasis on cross-functional col…
Tech stack
Location
Tokyo, Vancouver
Work setup
full-time · HYBRID (Tokyo & Vancouver)
Compensation
JPY14, 000, 000 - JPY17, 000, 000
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PlantingSpace
Product Software Engineering (Quantitative Modeling)
Posted 3 weeks, 1 day ago
We’re building a system that represents domain knowledge as modular probabilistic models, making analysis rigorous and transparent. Users can connect these models flexibly into larger structures; the system enforces consistency across them and propagates unce…
Roles
Tech stack
Location
Remote (EU time zone)
Work setup
full-time · Remote (EU time zone) + Quarterly Meet-ups
Compensation
Full-time. Quarterly meet-ups. No salary information provided.
Benefits
Quarterly meet-ups
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Readi Financial
Senior Full-Stack Contractor
Posted 3 weeks, 1 day ago
I’m building an AI-native operations tool for private mortgage lenders. MVP targets two workflows that consume servicing staff time: NSF collections follow-up and renewal management. Self-funded; no VCs, no board. Data model is locked: 20 tables, multi-tenant…
Location
Remote
Work setup
Full-time Contractor · REMOTE (EST overlap required)
Compensation
CAD $130-180/hr contractor; $5k paid bake-off (~1 week) for winner, followed by ~6-month contract
Benefits
$5k paid bake-off (~1 week) for 2-3 candidates in parallel; losing candidates get paid in full and keep their work
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MONUMENTAL
Software Engineers
Posted 3 weeks, 1 day ago
We make robots that autonomously construct buildings, starting with bricklaying. There’s a lot of vapourware in robotics, but we’re deploying robots across multiple concurrent sites today - and generating revenue. In the last couple of months, our robots hav…
Tech stack
Location
Amsterdam, The Netherlands
Work setup
full-time · Onsite (Amsterdam, The Netherlands).