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Blockchain Security QA Engineer

Blockchain Security QA Engineer

The Cybersecurity and Data Privacy team, led by Chief Information Security Officer (CISO) Jason Lau with extensive experience in cybersecurity, operates within the office of the CISO. The team encompasses various functions including Blockchain Security, Operational Security, Security Governance and Compliance. We cultivate a growth-oriented culture that prioritizes humility to support all individuals in reaching their potential. Our company places a strong emphasis on Security and Data Privacy Compliance, reflected in being the first in the Crypto industry to achieve multiple prestigious certifications like ISO27001, ISO27701, ISO22301, and PCI:DSS 3.2.1 (Level 1). We hold the highest level "Adaptive (Tier 4)" rating for the US National Institute of Standards and Technology (NIST) Cybersecurity Framework as well as several other regional certifications such as SOC2 and the Data Protection Trust Mark.
### Responsibilities* Design, implement, and execute test plans and cases using code to tackle technical challenges and streamline the test cycle.* Estimate test efforts, analyze and communicate results, and engage in daily QA activities.* Enhance and maintain test frameworks, tools, and technologies to uphold high-quality standards.* Collaborate with Development, Test, and Product Management to devise validation strategies.* Manage test cases, report on metrics, and troubleshoot automated test scenarios across systems.* Contribute to scalable, high-quality test automation solutions for functional, regression, and performance testing.* Aid in establishing a Continuous Integration (CI) environment and drive ongoing process improvements.* Identify and suggest enhancements in test and development processes, actively participating in automation tool refinement.* Uphold high standards in a complex, evolving work environment.### Requirements* Proficiency in Backend server system QA.* Experience in mobile and web testing and automated test methodologies, emphasizing quality throughout the software development cycle.* Familiarity with test frameworks like TestNG, Appium, Selenium, and Cucumber.* Strong programming skills in languages such as Python, Javascript, Rust, Golang, or Java.* Understanding of software design principles, patterns, algorithms, data structures, and multi-threading concepts.* Ability to translate functional requirements into effective test plans and cases.* Excellent problem-solving, analytical, verbal, and written communication skills, with a focus on customer satisfaction.* Knowledge of continuous integration practices, preferably involving CircleCI.* Experience in agile environments and proficiency in working across Windows and Linux operating systems.* Passion for enhancing code quality through collaboration with development teams.**Life @**Embrace opportunities for personal and professional growth in a supportive team environment that encourages innovation and thoughtful solutions.**Benefits*** Competitive salary* Comprehensive medical insurance with coverage for dependents* Generous annual leave including birthday and work anniversary leave* Flexibility in working hours and hybrid or remote work arrangements* Internal mobility program and work perks like a visa card**About****Founded in 2016, is a leading global cryptocurrency platform dedicated to speeding up the adoption of cryptocurrency through innovation. Committed to security, privacy, and compliance, aims to empower the next generation of digital creators and entrepreneurs while creating a fairer digital ecosystem. Learn more at** is an equal opportunities employer that values diversity and inclusion, seeking candidates with different backgrounds and skills to strengthen our team. Personal data shared by applicants will be used for recruitment purposes only.*Please note that only shortlisted candidates will be contacted.*
Full time
Hong Kong
Senior Cloud Engineer

Senior Cloud Engineer


Discover an opportunity at Foundry, a cutting-edge player in the cryptocurrency realm committed to propelling decentralized infrastructure forward. In our realm, we are actively shaping the decentralized financial landscape rather than waiting for it. By equipping institutions with the necessary resources to engage in digital asset mining and staking, we are conscientiously propelling the industry forward, with our team at the forefront.

If you are driven by innovation, invigorated by the possibilities of blockchain technology, and eager to be part of global transformation, look no further. Join the Foundry family where your expertise will have a meaningful impact by helping shape a more fair and connected world through blockchain technology. Become an essential part of the Foundry team, where your efforts will contribute to building a decentralized future.


Develop and implement infrastructure following best practices guidelines like the AWS Well-Architected Framework

Serve as a subject matter expert for Infrastructure as Code (IaC) platforms and tools, guiding and empowering engineering teams

Present and advocate architectural design concepts to executives and technical leadership

Collaborate with compliance and security teams to ensure designs meet SOC2 and CIS framework requirements

Consult with engineering teams to understand needs and create architectural blueprints prior to implementation

Identify opportunities to enhance cost-efficiency through infrastructure modifications or dedicated usage discounts

Collaborate with other cloud engineers and architects to implement engineering solutions; participate in on-call rotations for business application support

Develop IaC modules/templates for consistent provisioning of complex infrastructure and maintain detailed documentation and examples

Stay current with industry-standard tooling and public cloud services to enhance skills


Minimum Qualifications; Knowledge, Skills and Abilities:

5+ years of experience as a cloud engineer or similar role

2+ years in infrastructure operations or application development with a focus on networking, security, and distributed computing

Extensive expertise in cloud design patterns, operations, and cost models, with hands-on experience on a major cloud platform

Specialist in at least one of the following areas: software development, systems administration, networking, or data science

Possession of professional certifications or equivalent work background

Familiarity with Agile methodologies like Scrum and Kanban

Proficiency in cloud container orchestration platforms such as Kubernetes

Proficient in incident trend identification and management

Experience in designing, implementing, and maintaining CI/CD/CT Pipelines

Skilled in infrastructure diagram tools and Infrastructure as Code/configuration management tools

Proficient in system programming languages like Bash, Python, Golang

Strong attention to architecture details and testing

Excellent written and verbal communication skills, with experience in technical documentation

Preferred Qualifications; Knowledge, Skills, and Abilities:

Interest or experience in cryptocurrency and blockchain

Collaborative mindset and out-of-the-box thinking

Expertise in documentation

Eagerness to learn and adapt

Previous experience in networking or DevOps/Software development

A transparent range of compensation is provided, which may vary based on factors like education, skills, experience, etc. The base compensation range is $105,000-$190,000, excluding additional benefits like bonuses or 401K match.


The opportunity to work in a dynamic start-up environment with experienced industry professionals

A learning-focused atmosphere where you can explore cutting-edge technologies and drive impact

Competitive salary with bonus and incentive structures

Unlimited PTO and flexible time off policy

Professional development budget for personal and career growth

Comprehensive health insurance for employee, partner, and dependents

Life insurance, disability coverage, and retirement plans

Flexible spending programs for medical and dependent care


At Foundry, the people-first culture is paramount to our operations. Weekly meetings, monthly townhalls, and team-building events foster an environment where every individual is valued. We prioritize engagement, teamwork, inclusion, and diversity.

Foundry is an Equal Opportunity Employer that champions diversity, and discourages discrimination based on various factors.


Foundry aims to empower decentralized infrastructure for the future of finance. Aligned with our vision, we seek individuals who share our passion for digital assets that are set to revolutionize the world. As a part of Digital Currency Group, Foundry leverages their resources to provide North American bitcoin miners and global manufacturers with the means to participate in decentralized networks.
Full time
Rochester, USA
Crypto Full Stack Developer (Dubai- Remote)

Crypto Full Stack Developer (Dubai- Remote)

Full Stack Engineer -

Astra DAO is seeking a highly skilled Full-Stack Engineer to join our team. As a Full Stack Developer, your main responsibility will be to design and develop front-end and back-end website applications, ensuring their responsiveness and working closely with the design team to implement web design features. You will be involved in all stages of the project, from conception to the final product, so strong organizational skills and attention to detail are important.


Develop the architecture for the front end of websites.

Design user interactions for web pages.

Develop back-end applications for websites.

Set up servers and databases to ensure functionality.

Optimize applications for cross-platform compatibility.

Ensure the responsiveness of applications.

Collaborate with graphic designers to implement web design features.

Drive projects from conception to completion.

Design and develop APIs.

Understand and address both technical and consumer requirements.

Stay updated with advancements in web applications and programming languages.


Bachelor's degree in Computer Science.

Strong organizational and project management abilities.

Proficiency in essential front-end languages such as HTML, CSS, and JavaScript.

Familiarity with JavaScript frameworks like AngularJS, Next.js, and React.

Proficiency in server-side languages like Python, Node.js, and .NET.

Knowledge of database technologies such as MySQL, Oracle, and MongoDB.

Excellent verbal communication skills.

Strong problem-solving abilities.

Attention to detail.

About Astra DAO

Astra DAO is an automated crypto asset allocator built on Ethereum. Our platform offers advanced investment strategies to retail investors. By providing an array of Crypto Indices, Astra DAO simplifies passive investing for individuals and aims to level the playing field against quantitative investment funds. We constantly strive to identify winning investments and trades for crypto enthusiasts.
Full time
Dubai, United Arab Emirates
Software Engineer, Cryptocurrency Tools

Software Engineer, Cryptocurrency Tools

Employer: DFINITY USA Research, LLC (DBA: DFINITY)

Position Duties:

Responsible for designing, developing, and supporting decentralized software solutions within the cryptocurrency space, including the DFINITY Internet Computer Protocol (ICP)

Design and implement creative financial products and services in decentralized computing, digital assets, and utility tokens

Develop new functionalities for crypto products, like wallet services and integrating financial systems with blockchain currencies

Enhance infrastructure and tooling for market making and advanced trading in decentralized exchange ecosystems

Contribute to maintaining proprietary software (CDK) that interfaces with the Internet Computer blockchain network using Rust programming

Assist in the release process for the CDK and regularly publish its software updates on supported operating systems

Create features that developers can utilize to develop applications on the Internet Computer blockchain

Engage in engineering design discussions to shape the architecture of new features

Perform pull request reviews and maintain high coding standards in repositories

Prototype and develop sample applications, as well as create detailed documentation

Implement features in various code bases by collaborating with cross-functional teams to ensure timely project delivery

Requirements: Master’s degree in Financial Engineering or related field, with minimum two (2) years of experience in:

Bash, Python, VSCode, Vim, Emacs, C, C++, Linux, Docker, CI/CD infrastructure, Integrated Development Environments, algorithm development, quantitative analysis, prototyping and building example apps, improving code maintainability, building test automation, and open-source development

Rate of Pay: $175,700 per year

Job Location: 365 Main St, #229F, San Francisco, CA 94105 (Remote work from anywhere in the US also available)

Apply to: Ryan Newman, Director of Recruiting, 365 Main St, #229F, San Francisco, CA 94105, (415) 237-0249,

About DFINITY and the Internet Computer:
DFINITY launched the Internet Computer Protocol in May 2021, providing a fast and infinitely scalable general-purpose blockchain for Web3 applications and services.

DFINITY, led by entrepreneur Dominic Williams, has gathered a skilled team to build and enhance the 'world computer' capable of hosting various Web3 projects and platforms.

All applicants will be considered for employment regardless of race, color, religion, gender, sexual orientation, national origin, genetics, disability, age, or veteran status.
Full time
San Francisco, USA
Senior BI Engineer (301)

Senior BI Engineer (301)

Are you seeking advancement in your global career? Ubiminds, a GPTW-certified organization, collaborates with American software companies to enhance their development capabilities by handpicking talent from the top 5% in Brazil. Through a unique mix of talent acquisition and employer-of-record services, Ubiminds is revolutionizing LATAM strategies.

Ubiminds is currently aiding a global rating agency in its mission to introduce transparent and reliable credit rating systems. They are now looking for a dedicated Senior BI Engineer to join their team and support vital business operations.
Collaborate with stakeholders to transform business needs into practical solutions.

Develop interactive dashboards and visuals using Power BI.

Analyze user requirements, create SQL queries, and implement Power BI-centered data solutions.

Ensure data integrity and availability for reporting by crafting SQL view statements.

Build and deploy efficient data models for intricate business scenarios and self-service reporting.

Coordinate with IT teams to integrate BI solutions into existing systems.
Essential Skills

Proficiency in English with excellent communication skills.

Expertise in Power BI for report creation and dashboard design.

Background in data transformation and business intelligence.

Experience in developing data models adhering to warehouse standards.

Strong grasp of managing database connections and access controls.

Proficiency in SQL query writing, debugging, and optimization.

Familiarity with agile methodologies.

Preferred Skills

Knowledge of Python, Snowflake, Gitlab, or Salesforce is advantageous.

Proven experience delivering data-centric solutions.

Understanding of row-level security implementation and application security in Power BI.

Soft Skills

Strong communication and presentation abilities.

Analytical mindset with great attention to detail.

Effective problem-solving skills.

Capacity to work independently and collaboratively.

Willingness for continual technical development.

About Ubiminds

Company Culture

People-focused with a commitment to team collaboration.

Emphasis on self-improvement and continuous learning.

Encouragement to tackle challenges with a positive attitude.

Promotion of teamwork and support among peers.

Dedication to excellence in service delivery with a transparent approach.

Perks and Benefits

Integration into a product-based company with full support services.

Remote-first work policy for flexibility.

Work with a company-provided MacBook.

Access to networking opportunities within the tech community.

English language improvement sessions.

Referral bonuses and access to cool office amenities in Florianópolis.

Hiring Process

Initial interview with Tech Recruiter.

Client-specific evaluation process.

Job offer.
Full time
Florianópolis, Brazil
AI Specialist

AI Specialist

Our team focuses on designing, developing, maintaining, and enhancing software for a variety of venture projects closely related to our core businesses, which are rapidly initiated by a lean team. You will play an active role in crafting various elements powering scalable applications, spanning from frontend user interfaces to backend systems.


Develop data pipelines for processing and analyzing large datasets and creating training sets

Construct predictive models and machine-learning algorithms to uncover patterns and trends

Design and execute generative AI models to tackle real-world problems in different domains like natural language processing, image, video, and voice generation

Research new generative AI techniques and algorithms

Collaborate with diverse teams to devise and implement AI solutions


Proficiency in ML modeling techniques, supervised/unsupervised learning, deep learning frameworks, generative AI, and NLP

Familiarity with prompt engineering, prompt optimization, and multimodal generative AI

Strong coding skills in Python and Unix/PowerShell scripting

Experience with cloud computing platforms and AI tech like AWS, GCP, or Azure

Knowledge in utilizing LLMs such as Hugging Face ML models, GPT, Claude, etc.

Stay up-to-date with the latest AI technologies advancements

Life @

Encouraged to think ambitiously and explore new opportunities within a skilled and supportive team

Dynamic and proactive work environment that encourages innovative solutions

Focus on internal growth and personal/professional development

Collaborative work culture with a supportive peer network

Flexible work arrangements and adoption of remote setups

Opportunities for career advancement through internal mobility programs

Special work perks including a visa card upon joining


Competitive salary

Generous annual leave entitlement, including birthday and work anniversary

Work flexibility with flexi-work hours and hybrid or remote options

Career growth opportunities through internal mobility programs

Work perks such as the visa card

Region-specific benefits package details available through our talent acquisition team


Established in 2016, serves over 80 million customers and is the world's fastest-growing global cryptocurrency platform. Our mission is to make Cryptocurrency in Every Wallet™ a reality by emphasizing security, privacy, and compliance while driving innovation to promote cryptocurrency adoption and empower the next generation of innovators. Learn more at is an equal opportunity employer dedicated to fostering a transparent and fair environment for all. Our commitment to diversity and inclusion encourages applications from individuals with distinct backgrounds, perspectives, and skills to enrich our team. Candidate data will solely be used for recruitment purposes, and only shortlisted applicants will be contacted.
Full time
Hong Kong
Director, Trading Risk Manager, Quant Trading Team

Director, Trading Risk Manager, Quant Trading Team


The responsibilities for the Quant Trading team involve overseeing trade execution and risk management for various derivative products like options, futures, and swaps. They focus on developing and implementing trading strategies to aid with decision-making in dynamic trading environments.

Job Responsibilities

Collaborate as a key part of the Trading Risk Control team to steer the formulation and implementation of risk management strategies for the Global Trading Business

Acquire a comprehensive grasp of trading strategies, apply relevant risk measures and analytical tools to evaluate trading performance

Monitor, analyze, and report on risk exposures of trading desks, oversee real-time limit monitoring, address breaches, and suggest risk mitigation tactics

Design risk management protocols and procedures to evaluate, monitor, and disclose significant risks while ensuring compliance with regulatory standards for existing and new products

Engage with quant developers to craft risk modeling tools, maintain risk metrics, set thresholds based on quantitative analysis, and construct trading risk real-time monitoring dashboards

Job Requirements

Bachelor's degree or higher in a quantitative discipline, with additional certifications like CFA and FRM being a plus

Minimum of 5 years of risk management experience in a quantitative trading firm, investment bank, or hedge fund

Proficient in Python and SQL, with familiarity in other programming languages considered a bonus

Strong organizational and interpersonal aptitude

Analytical thinker with a focus on continuous enhancement

Keen interest in cryptocurrency and blockchain technology

Note: The LI-MK1 and LI-Hybrid hashtags have been included as present in the original job listing and have not been altered.
Full time
Hong Kong
Director, Trading Risk Manager, Quant Trading Team

Director, Trading Risk Manager, Quant Trading Team

The role involves actively managing trades and associated risks like options, futures, and swaps within the Quant Trading team. This includes crafting and executing trading strategies and providing critical insights in dynamic trading scenarios.

Key Responsibilities:

Play a pivotal role within the Trading Risk Control team to steer the development and implementation of risk management strategies for the Global Trading Business

Gain deep insights into trading strategies and implement suitable risk metrics and quantitative analysis to evaluate trading performance

Monitor, analyze, and report on risks associated with trading desks, including real-time monitoring of limits, reporting breaches, and suggesting risk mitigation plans

Develop and enforce risk management policies, procedures, and compliance measures in line with regulatory mandates for existing and new products

Collaborate with quant developers to build risk modeling tools, maintain risk indicators, set thresholds based on quantitative analytics, and oversee real-time trading risk through dashboards

Required Qualifications:

Hold a degree in a quantitative field; additional certifications like CFA and FRM are advantageous

Possess a minimum of 5 years' experience in risk management within a quantitative trading firm, investment bank, or hedge fund

Proven track record in crafting risk management procedures and constructing risk monitoring tools

Proficiency in Python and SQL, along with familiarity in other programming languages

Strong organizational and interpersonal abilities

Apply critical thinking and strive for ongoing enhancement

Strong interest in cryptocurrency and blockchain

Note: ,
Full time
Senior Applied Cryptographer

Senior Applied Cryptographer

We are a well-funded startup focused on developing the Monad blockchain, a smart contract platform designed for broader adoption of decentralized apps. The platform boasts superior throughput, achieving 10,000 transactions per second, and maintains compatibility with Ethereum smart contracts.

Established by veterans of Jump Trading, our team tackles complex challenges in distributed systems engineering and low-latency optimization, pioneering innovative open source solutions for a high-performance, reliable system.

Following a successful $19 million seed funding round from prominent backers like Dragonfly Capital and Placeholder Capital, we seek talented engineers eager to solve impactful problems in a dynamic environment.

Role Overview

We are seeking a Senior Applied Cryptographer to lead the design and implementation of key blockchain components. This role requires expertise in cryptographic protocols, including signature schemes, distributed key generation, and zero-knowledge proofs, to enhance the platform's security and scalability.

Ideal Candidate Profile

Self-driven and resourceful

Team player with strong communication skills

Adaptable and capable of thriving in a fast-paced setting

Knowledgeable about software architecture

Focused on optimizing system performance

Enthusiastic about constructing fault-tolerant distributed systems


Advanced degree in applied cryptography

Minimum of 5 years applied cryptography experience in academia or industry

Proficiency in contemporary cryptographic techniques like zero-knowledge proofs, MPC, and signature schemes

Solid programming skills in Python or C++

Desired Experience (Bonus)

Published research papers

Contributions to open source projects

Prior startup involvement


Develop essential cryptographic components for the blockchain, such as signature schemes and zero-knowledge proofs

Stay updated on cryptographic advancements to introduce cutting-edge solutions

Why Join Us

Collaborate on challenging projects with significant impact

Learn from a dedicated, select team

Competitive salary and equity offerings

Influence the company culture and drive innovation from the start

Contribute in a flat, results-focused environment

Drive cost-effective decentralized computation, enabling new dapps that enhance users' lives

Compensation and Benefits

Minimum annual salary of $200,000

Benefits package includes unlimited paid time off, insurance coverage, home office equipment stipend, wellness/fitness stipend, and 10 company holidays.
Full time
Binance Accelerator Program - Backend Development

Binance Accelerator Program - Backend Development

About the Company

Binance is a leading global player in the blockchain ecosystem and cryptocurrency infrastructure landscape. They offer a range of financial products, including the largest digital-asset exchange worldwide. The company's core mission involves speeding up the adoption of cryptocurrencies and enhancing financial independence.

If you are seeking a dynamic environment with a clear mission and boundless opportunities for growth and learning, Binance is the perfect fit for you.

Key Responsibilities

Contribute to the development of remote office and zero trust security products

Engage in product demand analysis, technical design, coding, and testing activities

Participate in technical research to boost system performance and stability


Proficiency in one of the following technical languages: Java, Go, Python, or Rust

Familiarity with popular databases like MySQL, MongoDB, and Redis

Hands-on project experience with the ability to independently complete functional modules

Strong problem analysis and solving skills, capable of abstracting business logic effectively

Proficient in Chinese communication

Preferential consideration for candidates with network security knowledge and experience

Working at Binance

Join a top blockchain ecosystem globally that offers excellent career growth avenues

Collaborate with a diverse, high-caliber team in a learning-focused environment

Engage in challenging and rapid-paced projects

Explore a flat organizational structure within a truly global company with international teams

Competitive compensation package and benefits

Enjoy flexible work hours, remote-first setup, and a casual dress code

Experience firsthand how Binancians embody the company's core values, fostering a united culture that encourages collaboration, excellence, and personal growth.

Join Binance on their journey to revolutionize the Web3 landscape!

At Binance, they are dedicated to upholding equal employment opportunities as they believe diversity plays a vital role in their achievements.

Note: When applying for a job at Binance, you acknowledge that you have reviewed and accepted our Candidate Privacy Notice.
Full time
Singapore +1