MongoDB jobs in crypto and blockchain companies

About UsBjak is focused on providing access to affordable and sustainable financial services for people in ASEAN. Headquartered in Malaysia, Bjak is the largest insurance portal in Southeast Asia. Our main portal, Bjak.com, helps millions find the insurance policy with the best value and highest coverage for them. Our investments in technology such as Custom API, blockchain, trading systems and data science is to enable easy access to financial services that were previously inaccessible or difficult to understand.As we continue to expand our presence in Indonesia, we are seeking dynamic individuals who are not only skilled professionals but also share our enthusiasm for making a meaningful impact. As a Senior Full Stack Developer, you will play a pivotal role in shaping the technological landscape of our innovative projects. Collaborating with cross-functional teams, you'll be responsible for designing, developing, and implementing robust software solutions that drive our success.Responsibilities Develop high-quality back-end in Node.js for web application. Familiar with front end JavaScript web technologies such as ReactJS, NextJS or AngularJS. Maintain and bug fixing for existing backend and web system. Support internal and external users. Implement features based on requirements from product owners. Analyze, fix issues and improve software quality. Mentor, provide guidance and best practice advice to the team. Requirements Bachelor’s Degree in Computer Science or equivalent Experience in Node.js Experience with MongoDB, RestAPI, JavaScript/Typescript, CSS and HTML5 Passionate about programming and solving problems Portfolio of showing a diverse range of web development will be a plus Experience in UI/UX and graphic design will be an added advantage Nice to have Familiarity with TDD / BDD Familiarity with Postman Familiarity with NodeJS test automation framework, e.g. mocha / chai / selenium / etc. Web templating language such as Pug or Slim Benefits Fast moving, challenging and unique business problems. Strong learning and development plans for your career growth. International work environment and flat organization. Competitive salary. Flexible working hours & arrangement, Casual work attire.

At Magic Eden, we’re breaking down barriers to make Web3 what it should be — intuitive, accessible and of course, magical. As the #1 Bitcoin dApp and the #1 NFT marketplace, we’re leading the charge to redefine the onchain experience. Backed by top-tier investors like Sequoia, Paradigm, Electric Capital and Lightspeed Ventures, we’re building a future where trading is seamless, tokenomics are meaningful and Magic Eden becomes the best and biggest DEX in Web3. Join our global team of passionate, scrappy and wildly talented people to help shape the next era of Web3 with us.Responsibilities- Build new services to meet critical product and business needs using Node.JS- Design scalable systems to solve novel problems with modern cloud technology and industry best practices.- Articulate a long term vision for maintaining and scaling our backend systems and the teams running them.- Work with engineers, designers, product managers and senior leadership to turn our product and technical vision into a tangible roadmap every quarter.- Write high quality, well tested code to meet the needs of your customers.What you Bring:- You have at least 10+ years of experience in software engineering.- You’ve designed, built, scaled and maintained production services, and know how to compose a service oriented architecture.- You write high quality, well tested code to meet the needs of your customers.- You’re passionate about building an open financial system that brings the world together.- You have gone through a rapid growth in your company (from startup to mid-size).- Experience with growth experiments or A/B testing frameworks.- You have experience with Blockchain technology (such as Solana, Bitcoin, Ethereum etc.)- You have experience decomposing a large monolith into microservices.- You’ve worked with AWS, Web3.js, NodeJS, Postgres, MongoDB.- You’ve built financial, high reliability or security systems. Pay & Benefits:- A fast-paced and collaborative environment- Competitive compensation and equity options- Flexible PTO- Comprehensive health, dental and vision plans- Wellness and work from home allowance- Remote-first company- 401k plan (in the US)The base salary for this position will vary based on geography and other factors.  The base salary range for this role is $150K - $220K. Additionally, this role is eligible to participate in Magic Eden’s equity plan. Final offer amount will be at the company’s sole discretion and determined by multiple factors, including years and depth of experience and expertise, location and other business considerations. 

Mural, the leading visual work platform for the enterprise, makes teamwork feel like less work. Our intuitive visual workspace enables teams to easily work together and collaborate better using proven design-thinking techniques. Built for enterprise teams, Mural meets the most stringent of IT and regulatory requirements. Industry leaders — including IBM, ‌Microsoft, SAP, and Abercrombie & Fitch — choose Mural to help their teams accelerate innovation and problem solving at scale. Whether your team is fully remote, distributed, in the office, or still figuring it out, Mural brings teams across the enterprise together to do the work that matters most.ABOUT THE TEAM The product security plays a vital role in identifying and mitigating risks within the Mural product as well as partnering with other engineering teams to recommend product features that enhance security for our customers. YOUR MISSION As an Application Security Engineer, your role will involve executing the MURAL product security strategy. You will manage Mural’s public bug bounty submissions, SAST testing within our CI workflow. Collaborating closely with developers, you will work to expand security testing coverage and lead security reviews of MURAL product features. Additionally, you will play a crucial role in educating and promoting secure coding best practices. WHAT YOU'LL DO Performing security reviews of Mural product features and architecture Manage and operate our bug bounty program Lead penetration testing and manage any risks to remediation Implementation and operation of SAST and DAST technologies in the CI workflow Working closely with Engineering teams to track and manage product risks to remediation Working closely with Engineering to increase coverage of security testing Communicating and nurturing relationships with security researchers, customers, and other stakeholders Producing metrics to help track the health of our product vulnerability management strategy Educating and evangelizing secure coding best practices WHAT YOU'LL BRING 5+ years experience in a product security focused role Experience with product security at a multi-tenant SaaS company preferred Experience with vulnerability management Deep understanding of web application and mobile application security risks Deep understanding of Linux, Networking, Cryptography, and Cloud Architecture fundamentals Software development experience with Node.JS or other frameworks like React, Angular, etc. is a preferred Familiarity with MongoDB, Node.JS, Ruby, and/or Python is preferred.  If you have participated in public or private Bug Bounty programs, or have any other open source or community contributions, presentations, or blog posts in the security space, please share it with us! Excellent command of English, both written and verbal For roles based in New York City, California, Colorado, and Washington, the base salary for this role ranges from $160,000 - $200,000 + benefits. Compensation offered will be determined by factors such as location, level, job-related knowledge, skills, and experience. Certain roles may be eligible for variable compensation.Equal Opportunity  We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.

Tether, the founder of the first, largest, and most widely used stablecoin USD₮, is rapidly expanding into a wide range of sectors, including secure and unstoppable communication technologies, energy production, mining, and further fintech infrastructure. All of these themes share and are deeply rooted in the principles of Bitcoin, which include decentralization, resilience, openness, freedom, security, and scalability. Tether stablecoins are used to power a wide variety of enterprises, including exchanges, wallets, payment processors, and financial services, by facilitating the use of reserve-backed tokens across blockchain networks. Tether stablecoins offer a global, secure, and instant means of storing, transmitting, and receiving digital tokens at a fraction of the cost of alternative traditional financial solutions. Unwavering transparency is of paramount importance and central to Tether's foundational principles. Our dynamic team operates entirely remotely, uniting talent from every corner of the globe. Our journey has been marked by rapid growth and efficient operations, firmly establishing us as pioneers within the industry. If you possess a passion for venturing into uncharted territory and believe in your ability to conquer even the most formidable challenges, we eagerly invite you to engage with us. Join our mission, and together, let's lay the groundwork for a decentralized future that reshapes industries far beyond the realm of stablecoins. As a Senior Backend Developer, you will be a part of the team that works on the development of Tether backend components New Products and Features - Tether continuously strives to create innovative new features in order to provide the most professional trading experience for customers. These are developed and deployed using agile methodologies, to ensure the user experience remains the best in the industry. Scalability - all backend services that power Tether must remain effortlessly smooth, responsive, and real-time for customers as the platform continues to scale to accommodate new user growth. Security - Security is the most important feature. The Backend Development team is responsible for building all the services and core processes with the highest security principles and standard, in order to protect the safety of the entire user base.Exceptional Node/JavaScript skillsFamiliar with microservices architectureHave actively participated in the development of a complex platformFamiliar with Peer-to-Peer technologiesGood experience in interacting with databases (MySQL, MongoDB)Ability to quickly learn new technologiesGood understanding of security practices Nice to have Experience with blockchain integrationComfortable with high-availability conceptsRuby, Rust or C++ skills are a plusOther technologies of interest: Message queues (Redis), Caches and Job Queues