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ledger.com
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Photon-Emission-Guided Laser Fault Injection Enables RP2350 Secure Debug Ledger Donjon
Differential photon-emission microscopy localized debug enable register activity and narrowed the laser search before SWD-guided injection set the two bits required to restore Secure debug on an RP2350 A4.
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Jacksonville Jaguars QB Carter Bradley faces big chance in preseason
Competing to be the third-team QB (practice squad) means the first preseason game is a huge opportunity for the Jacksonville Jaguars
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St. Thomas Aquinas, Carol City highlight Kickoff Classic football weekend
USA TODAY Florida reporter Jon Santucci gives his takeaways from the Kickoff Classics, including impressive wins by St. Thomas Aquinas and Carol City.
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Tech stack
Technologies named in job postings at Ledger over the last 12 months, by layer, with the share of postings for each.
Technologies in use
34
Postings analysed
14
Stack modernity
78/100AI adopter
Languages
Python14%
Scala14%
TypeScript14%
SQL14%
Frameworks & libraries
Flink7%
Lightning Web Components7%
Databases
PostgreSQL14%
Snowflake7%
Cloud & platforms
Datadog14%
NATS14%
RabbitMQ14%
AWS7%
AI & ML
Claude29%
LLM7%
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Full Ledger tech stack
34 technologies · by team · pay by technology · changes · similar stacks
Growth
Hiring Momentum
88/100
Scaling fast
Open positions
10
7 opened / 2 closed in 30 days
Median time-to-fill
80 days
faster than 17% of the market
ATS activity
Every ~4 hours
Today
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
HR
27% ▼
Enterprise Apps
18% ▲
Backend
9% ▲
Leadership
9% ▼
Product
9% ▲
Analytics
9% ▲
Activity Timeline
New location: London
Oct 2026
New location: Zurich
Oct 2026
Added Lightning Web Components to stack
Oct 2026
Added Apex to stack
Oct 2026
Added Agentforce to stack
Oct 2026
Added Tableau to stack
Sep 2026
Added Snowflake to stack
Sep 2026
Added LLM to stack
Sep 2026
Added dbt to stack
Sep 2026
Added SQL to stack
Sep 2026
Added Cursor to stack
Sep 2026
Added Braze to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
4
Hiring now
4
Countries
3
Busiest office
Paris
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Headquarters
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Office with open vacancies
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Paris
France
HQ
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9 open roles 10 posted in 90 days 44% engineering 200-500 est. staff
hires for HR, Enterprise Apps, Backend
106 rue du Temple, 75003 Paris, France
London
United Kingdom
Regional office
3 open roles 3 posted in 90 days 33% engineering 50-200 est. staff
hires for HR, Marketing, Enterprise Apps
Montpellier
France
1 open roles 1 posted in 90 days 10-50 est. staff
hires for Leadership
Zurich
Switzerland
1 open roles 1 posted in 90 days 10-50 est. staff
hires for Marketing
Earlier presence
New York, United States
Jobs
In office • Full-Time • 5+ years exp • London • Paris
Apex
Lightning Web Components
AI/ML
Agentforce
DevOps
CI/CD
Web3
Ledger
Apply
≈ $52k – $88k per year (Estimated) • Hybrid • Full-Time • 5+ years exp • Paris
TypeScript
Scala
PostgreSQL
NATS
RabbitMQ
DevOps
Datadog
Web3
Ledger
Apply
≈ $46k – $79k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Paris
Python
SQL
Snowflake
AI/ML
Claude
dbt
LLM
Web3
Ledger
Analytics
Tableau
Apply
≈ $58k – $91k per year (Estimated) • Hybrid • Full-Time • Paris
Ledger
Apply
≈ $29k – $65k per year (Estimated) • Hybrid • Full-Time • 2+ years exp • Paris
SQL
Cursor
Claude
Mobile
Braze
Web3
Ledger
Apply
≈ $56k – $102k per year (Estimated) • Hybrid • Full-Time • 3+ years exp • Montpellier
TypeScript
Scala
PostgreSQL
NATS
RabbitMQ
AI/ML
Flink
DevOps
Datadog
CI/CD
Web3
Ledger
Apply