Product Manager, Blockchain Explorer Job at Blockchain (Buenos Aires)

Product Manager Coin Integration

The Product Manager intern will be responsible for defining product specificatio...

Location

France , Paris

Salary:

Not provided

Ledger

Expiration Date

Until further notice

Requirements

Candidates pursuing a Master's degree and ready to carry out a 6-month internship (Business / Engineering schools etc.)
Sharp analytical and problem-solving skills
Excellent organizational and time management skills
Attention to details
Natural inquisitiveness paired with a continuous drive to explore and learn new things
A good understanding of the cryptocurrency ecosystem
Fluent English speaking and writing skills

Job Responsibility

Define product specifications for coin integration features both for Ledger Live and Ledger Device applications in collaboration with the Product Managers
Interface with Ledger business and engineering teams on a daily basis
Manage external partners requests for integration
Report on progress and communicate blockers in a synthetic manner
Analyze existing processes, including the Jira Discovery workflow, and proactively recommend improvements for greater efficiency and effectiveness
Conduct thorough testing and review of new product and features before release to build familiarity with the Ledger ecosystem and the interplay of its components
Monitor the crypto market to identify emerging trends and developments that may affect Ledger, and particularly the team’s scope

Fulltime

Front-end Engineer, Explorer

Blockchain.com is connecting the world to the future of finance. As the most tru...

Location

Argentina , Buenos Aires

Salary:

Not provided

Blockchain

Expiration Date

Until further notice

Requirements

At least 4 years of professional front-end development experience
Proficiency in React/Next.js, ES6, Styled Components, and React Context
Experience building innovative data visualizations and scalable web applications
Strong understanding of asynchronous programming (JavaScript Promises, async/await) and front-end architectural patterns
Experience with Node.js backends and API development
Familiarity with unit testing and automated CI/CD pipelines
A growth mindset—you actively seek feedback, iterate rapidly, and push yourself to improve
Clear communication skills and enjoyment of working in diverse, distributed teams

Job Responsibility

Build & Ship: Develop beautiful user interfaces for one of the most popular and visited websites in the crypto ecosystem
Collaborate: Work closely with designers, product managers, and other engineers to translate user stories into delightful, performant web features
Own Features: Take full responsibility for feature development—planning, debugging, testing, and releasing to production—with an eye on continuous improvement and scalability
Stay Curious: Explore the latest front-end tools and technologies (React, Next.js, Styled Components, ES6, etc.), share insights with the team, and champion best practices

What we offer

Competitive full-time salary based on experience and meaningful equity in an industry-leading company
The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an exciting, emerging industry
Performance-based bonuses
Apple equipment provided by the company
Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year

Fulltime

Scala Backend Software Engineer, Senior / Lead

To sustain the company's growth, Ledger is looking for new talents. You will sta...

Location

France , Paris

Salary:

Not provided

Ledger

Expiration Date

Until further notice

Requirements

Experienced engineer and continuous learner with 6+ years of relevant engineering experience
2+ years of technical leadership experience, including effective communication of complex concepts and cross-team coordination to ship critical products
Advanced Scala proficiency
expert-level proficiency, and advanced mastery of a second backend language (e.g., Rust, Java, Python, PHP) is a plus
Excellent collaboration and communication skills
Experience collaborating closely with QA, product management, and key stakeholders to develop and deliver on a shared vision
Led development of complex, high-performance interactive browser applications, including architecture, infrastructure, and optimization
Experience with various web architecture patterns (e.g., Microservices, Event-Driven, P2P)
Ability to apply and adapt software engineering best practices to the engineering environment
Experience in the Web3 ecosystem and in a project involving blockchain fundamentals

Job Responsibility

Develop and maintain high-performance, resilient microservices and APIs to power Ledger's products, including integrations with staking, yield, DeFi services, and blockchain explorers
Contribute to the architecture, design, and implementation of scalable solutions, proactively identifying and addressing technical challenges
Ensure software quality through testing, documentation, and performance optimization, including monitoring and alerting systems
Enhance and maintain CI/CD pipelines to secure and streamline deployment workflows
Provide technical leadership and mentorship, collaborating across teams to deliver impactful projects and improve engineering standards
Drive innovation by identifying opportunities for improvement, contributing to a shared knowledge base, and participating in technical outreach
Manage projects effectively, respecting deadlines, priorities, and deliverables.

What we offer

Equity: Employees are the foundation of our success, and we award stock options so you can share in that success as we grow
Flexibility: A hybrid work policy
Social: Annual company outing for Ledgerdary Days, plus frequent social events, snacks and drinks
Medical: Comprehensive health insurance policy offering extensive medical, dental and vision care coverage
Well-being: Personal development, coaching & fitness with our dedicated partners
Vacation: Five weeks of paid leave per year, in addition to national holidays and rest & relaxation (RTT) days
High tech: Access to high performance office equipment and gadgets
Transport: Ledger reimburses part of your preferred means of transportation
Discounts: Employee discount on all our products.

Fulltime

Senior Scala Backend Engineer

To sustain the company's growth, Ledger is looking for new talents. You will sta...

Location

France , Paris

Salary:

Not provided

Ledger

Expiration Date

Until further notice

Requirements

Experienced engineer and continuous learner with 6+ years of relevant engineering experience
2+ years of technical leadership experience, including effective communication of complex concepts and cross-team coordination to ship critical products
Advanced Scala proficiency
expert-level proficiency, and advanced mastery of a second backend language (e.g., Rust, Java, Python, PHP) is a plus
Excellent collaboration and communication skills
Experience collaborating closely with QA, product management, and key stakeholders to develop and deliver on a shared vision
Led development of complex, high-performance interactive browser applications, including architecture, infrastructure, and optimization
Experience with various web architecture patterns (e.g., Microservices, Event-Driven, P2P)
Ability to apply and adapt software engineering best practices to the engineering environment
Experience in the Web3 ecosystem and in a project involving blockchain fundamentals

Job Responsibility

Develop and maintain high-performance, resilient microservices and APIs to power Ledger's products, including integrations with staking, yield, DeFi services, and blockchain explorers
Contribute to the architecture, design, and implementation of scalable solutions, proactively identifying and addressing technical challenges
Ensure software quality through testing, documentation, and performance optimization, including monitoring and alerting systems
Enhance and maintain CI/CD pipelines to secure and streamline deployment workflows
Provide technical leadership and mentorship, collaborating across teams to deliver impactful projects and improve engineering standards
Drive innovation by identifying opportunities for improvement, contributing to a shared knowledge base, and participating in technical outreach
Manage projects effectively, respecting deadlines, priorities, and deliverables

What we offer

Equity: Employees are the foundation of our success, and we award stock options so you can share in that success as we grow
Flexibility: A hybrid work policy
Social: Annual company outing for Ledgerdary Days, plus frequent social events, snacks and drinks
Medical: Comprehensive health insurance policy offering extensive medical, dental and vision care coverage
Well-being: Personal development, coaching & fitness with our dedicated partners
Vacation: Five weeks of paid leave per year, in addition to national holidays and rest & relaxation (RTT) days
High tech: Access to high performance office equipment and gadgets
Transport: Ledger reimburses part of your preferred means of transportation
Discounts: Employee discount on all our products

Fulltime

Staff Software Engineer - Coin Integration

We’re a team of experts pushing the limits of what’s possible, united by our com...

Location

France , Paris

Salary:

Not provided

Ledger

Expiration Date

Until further notice

Requirements

Strong experience as a senior or staff-level engineer in complex technical environments
Proven ability to lead technically without direct people management responsibility
Ability to dive into protocol-level details
Strong communication skills, especially around technical documentation and design rationale
Comfortable working with distributed or international teams

Job Responsibility

Act as the technical lead for blockchain integrations owned by the Blockchain Support Team
Own the technical quality, correctness, and maintainability of delivered integrations
Design, implement, and maintain blockchain modules from early exploration to production
Contribute significantly through coding, reviews, and architectural prototypes
Identify architectural risks early and propose pragmatic solutions
Set a high bar for code quality, testing, documentation, and security practices
Drive the documentation of integration patterns, architectural decisions, and protocol-specific learnings
Mentor engineers through technical guidance, pairing, and design discussions
Help engineers grow their expertise in blockchain protocols, systems thinking, and Ledger’s architecture
Collaborate with product, security, and other engineering teams when needed

What we offer

Flexible work options - Our hybrid policy allows employees to work from home up to 3 times per week
Health & Wellness support - Health and Life Insurance
Financial growth opportunities - Employees can become shareholders in Ledger as well as other financial benefits depending on your country of work
Commuter allowance - Ledger offers a commuter allowance to contribute to your preferred means of transportation
Learning & Development - A comprehensive suite of training solutions providing a personalised learning experience for every employee

Fulltime

Investment Products Development Associate

As an Investment Products Development Associate, you’ll join our growing Investm...

Location

Luxembourg

Salary:

Not provided

Satispay

Expiration Date

Until further notice

Requirements

5–10 years of experience in financial services, ideally in investment product development, strategy, or within a regulated investment firm
Track record of successfully driving new business initiatives – from concept to execution
Strong understanding of EU financial regulations – with direct experience navigating MIFID II frameworks and/or VASP/MiCA crypto framework
Familiar with regulatory regimes in Luxembourg and/or Italy
Strong Interest or experience in digital assets or crypto markets – considered a strong plus
Entrepreneurial mindset – with a pragmatic approach to problem-solving and decision-making
Passion for Fintech and innovation
Fluent in English, with knowledge of Italian considered a strong advantage

Job Responsibility

Lead the development and execution of new investment product initiatives - with a focus on simplicity, transparency, and user-centric design
Define, evaluate and pursue strategic business lines for potential future investment products offering - exploring areas such as crypto, thematic investments, pensions, trading platform, robo-advisory
Navigate and operate effectively within a regulated financial institution - balancing innovation with strong risk and compliance frameworks
Serve in management capacity of the licensed MIFID investment firm - ensuring adherence to all relevant regulatory obligations
Relationship building and stakeholder engagement - build and maintain relationships with key marketplace participants, including traditional investment and blockchain platforms and fund managers
Collaborate with cross-functional teams - (Product, Legal, Compliance, Operations) to bring new investment offerings to market
Act as a thought partner - on the long-term growth and direction of Satispay’s investment offering

What we offer

Unlimited paid time off
Psychological support & mental health webinars with Serenis
Flexible hybrid working system
Extended parental leave
Childcare leave
Professional development programmes
Internal mobility program
Language classes with Preply
Internal workshops & training
Stock Option Plan

Fulltime

Blockchain Infrastructure Engineer

Tempo is a layer-1 blockchain purpose-built for stablecoins and real-world payme...

Location

United States

Salary:

Not provided

Tempo

Expiration Date

Until further notice

Requirements

Proven experience maintaining and scaling bare metal servers and cloud environments for production systems
Proficient at building tooling and scripts using Rust, Go or Python
Deep expertise deploying Kubernetes within production environments and working with IaC and configuration management tools like Terraform, Helm and ArgoCD
Skilled at deploying monitoring, alerting and observability systems (e.g., Prometheus, Grafana), securing and hardening those systems, and troubleshooting issues with engineers
Knowledgeable about Linux and networking, and troubleshooting on Linux systems
Familiarity with blockchain infrastructure, particularly the Ethereum ecosystem

Job Responsibility

Implement and manage the infrastructure that allows the engineering team to ship quickly and effectively
Proactively identify and eliminate bottlenecks in the devops process to ensure optimal developer velocity
Maintaining Tempo chain reliability, validator infrastructure, explorer reliability and more
Improve Tempo core developer experience
Helping onboard the largest enterprises directly into crypto. Educate and help them run a validators
Working at the frontier of crypto performance

Fulltime

Functional Engineering Manager

Join Our Team as a Functional Engineering Manager at Modus Create! We are lookin...

Location

Salary:

Not provided

Modus Create

Expiration Date

Until further notice

Requirements

Experience with Haskell
Experience leading teams on delivery of complex projects
Experience working on core blockchain projects (consensus, ledger, APIs, testing)
Experience mentoring and developing other engineers
Skilled in managing development pipelines, test automation, continuous integration, and cloud-based deployments
Knowledgeable in software architecture, design patterns, and development methodologies
Ability to distinguish between accidental and essential complexity
Experience working in teams on large codebases or completing independently-driven projects

Job Responsibility

Lead cross-functional teams and provide strategic consulting, full lifecycle product development
Leading, mentoring, and coaching both clients and Modus teammates
Deep diving into customer needs and translating them into actionable requirements
Exploring new tech and continuously learning
Sharing your knowledge and participating actively in the community
Overlap with some CET hours daily is expected
Giving back through opportunities such as blog posts, open source contributions, and event speaking
Travel & connections during remote meet-ups
Teaching and learning on active teams on internal and external projects
Being a self starter with autonomy and proactivity

What we offer

Remote work with flexible working hours
Modus Global Office Programme: on-demand access to private offices, meeting rooms, coworking spaces and business lounges in locations in over 120 countries
Employee Referral Program
Client Referral Program
Travel according to client or team needs
The chance to work side-by-side with thought leaders in emerging tech
Access to more than 12,000 courses with a licensed Coursera account
Possibility to obtain paid certification/courses if they align with company goals and are relevant to the employee's role

Product Manager, Blockchain Explorer

Blockchain

Location:
Argentina , Buenos Aires

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 06, 2026

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