\n \n\nAbout the Role: \n\nSezzle has an incredible opportunity to make an impact within a growing FinTech company. As a Senior Software Engineer focused on our mobile app, you will be responsible for solving challenges in our highest-traffic applications, with your work having a direct impact on our product and the millions of customers using it.\n\nAbout Sezzle:\n\n\nSezzle is a cutting-edge fintech company whose long-standing mission is to financially empower the next generation. Only one in three millennials own a credit card, and the vast majority of millennials possess a subprime credit score or no score at all. To address these problems, Sezzle has built a payment platform that increases purchasing power for consumers by offering interest-free installment plans at online stores. This increase in purchasing power for consumers leads to increased sales and basket sizes for the numerous eCommerce merchants that currently work with Sezzle.\n\nAs the first and only B-Corp in the payments space, Sezzle’s goal is to help everyone pursue financial freedom, and to invest in social good and ethical initiatives that shape a better world. \n\nAt Sezzle, we’re committed to putting purpose alongside profitability. We work hard to maintain rigorous standards of social and environmental performance, accountability, and transparency to build a better world. The employees at Sezzle lean into significant societal and cultural shifts, ensuring internal and external focus on positive impacts that benefit our community.\n\nKey Role Responsibilities: \n\n\n* Help own and build out new features within our cross-platform TypeScript React Native app, and Golang backend APIs.\n\n* Manage our releases, using tools like cohorting, feature flags, and app-store infrastructure to ensure a safe rollout to our millions of active users.\n\n* Maintain a strong working relationship with product, design, and the business to ensure stakeholder needs are being evaluated and met.\n\n* Work with the team to continuously build clean, scalable, robust, and testable code.\n\n* Develop a deep working knowledge of your application, data domain, and KPIs.\n\n\n\n\nMinimum Requirements: \n\n\n* 6+ years experience solving technical problems as part of a team.\n\n* Experience developing and delivering a mobile application to Apple and Google’s mobile app stores.\n\n* Strong familiarity with modern Frontend Development, Javascript or Typescript, and building applications with React Native, or similar cross-platform framework.\n\n* Understanding of relational databases like MySQL.\n\n\n\n\nPreferred Knowledge and Skills:\n\n\n* Knowledgeable in writing automated tests for applications (unit, integration, end-to-end), and implementing them in a CI environment.\n\n* Ability to solve problems with backend-focused languages like Go, Python, Java or similar.\n\n* Familiarity with typical microservice architecture composed of HTTP APIs.\n\n* Experience working with native code on iOS, Android.\n\n\n\n\nAbout You: \n\n\n* A+ character. We are team-first here at Sezzle. \n\n* A hard-working mentality. It’s early and there is still a lot to build. \n\n* An excellent communicator. \n\n* Ownership. You aren’t afraid to take on new responsibilities and you act like an owner in everything you do.\n\n* A fun attitude. Life’s too short. We can have fun while we work hard on cool things. \n\n* Smarts. We need people that are smart enough to make decisions on their own and also smart enough to know when they need input from others. \n\n\n\n\nWhat Makes Working at Sezzle Awesome? \n\nAt Sezzle, we are more than just brilliant engineers, passionate data enthusiasts, out-of-the-box thinkers, and determined innovators; we are skilled musicians, yogis, cyclists, chefs, golfers, dog-lovers, and rock-climbers. We believe in surrounding ourselves with not only the best and the brightest individuals, but those that are unique and purpose-driven in all that they do. Our culture is not defined by a certain set of perks designed to give the illusion of the traditional startup culture, but rather, it is the visible example living in every employee that we hire. \n\nCompensation\n\nThe compensation range for the role is as follows:\n\n4,600 - 7,500 USD Monthly\n\nEqual Employment Opportunity: Sezzle Inc. is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex, national origin, age, disability, genetic information, pregnancy, or any other legally protected status. Sezzle recognizes and values the importance of diversity and inclusion in enriching the employment experience of its employees and in supporting our mission.\n\n#Li-remote \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to React, JavaScript, Java, Typescript, Mobile, Senior, Sales, Golang, Engineer and Backend jobs that are similar:\n\n $60,000 — $100,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nBogotá, Bogotá, Colombia

Are you looking to join an innovative organization powering payments for the next generation of fintech and commerce innovators? Marqeta has built the world’s first open API issuer processor platform from scratch, powering prepaid, debit, and credit cards for the most recognizable names in financial technology, alternative lending, on-demand services and e-commerce. Marqeta has become the leader in payment innovation. Our company is comprised of a team of industry experts, a dynamic approach to working on challenging problems, and an open environment and culture that is focused on ideas and innovation.\n\nNot only do we have an inspiring and innovative culture, but only Marqeta can offer you a chance to help redefine the payments industry. As a testament to the company we've collectively built, our world-class team voted Marqeta one of the Bay Area’s Best Places to Work.\n\nMarqeta is proud of its Oakland roots and strives to build a team as diverse as the cities in which we operate. Underrepresented populations are encouraged to apply. \n\nWe are not expecting any single candidate to have an expertise under all areas of our requirements section. Please apply if you meet some but not all of the requirements.\n\n**Position Summary**\n\nMarqeta is growing a fresh Application Security Team with the goal of significantly improving industry standards in Secure Application Development in the Payments space.\n\nAs a member of the Application Security Engineer (ASE) Team, you serve as a key contributor to Marqeta’s open payments platform. This role supports the safety and security of our customer’s payments, ensuring the growth of an innovative platform that provides direct access to a strong suite of Payment Card Issuer/Processor APIs. Our long term goal is the development of a strong Product Security Program that protects the global development and deployment of payment and virtual cards as well as mobile authorization.\n\nOur ASEs define Security Engineering standards and practices around Secure Code, Continuous Delivery/Integration, Pre and Post Release S-SDLC, Verification/Validation models, Penetration Testing and innovative Security tooling designed around self-service and rich integration models.\n\nYou'll work closely with Marqeta’s Frontend and Backend Engineers, you'll contribute to critical design input for API development and service architectures, and you’ll assist the company in developing strong engineering practices in support of Product Security. Our goal is to both enhance the workflow of our engineers with security-centric tool sets and implement innovative methods of testing code in the pre-release phase.\n\nThe ideal candidate has a strong core skill set in two or more of the following areas - Automation, QE Testing, Security Engineering, REST API Design, and/or Strong Knowledge in Modern App Frameworks (esp ReactJS, Rails, or Tomcat). You’re knowledgeable and conversant in common vulnerabilities affecting modern web applications, familiar with modern cloud and datacenter based infrastructure, are looking to grow strong application security experience, and you intend to be an excellent communicator and collaborator. Our ASEs are particularly concerned with scaleable tooling strategies and strong process and practice management, which includes constant refinement in how we engage with our cross-functional team of engineers. \n\n# Responsibilities\n **Primary Responsibilities** \n* Build Self Service Tools for QE, Frontend and Backend Engineers\n* Assist with Definition, Implementation, and Maintenance of S-SDLC\n* Lead Application Security Assessments and Design Reviews\n* Execute Critical Validation/Verification Functions in Pre- and Post-Release\n* Implement SAST, DAST and Coherent Dependency Vuln Management into the Build Pipeline\n* Execute Greybox and Whitebox Application Security Assessments\n* Execute and Support HTTP/S Service-Layer Pen-Testing\n* Develop Security Training and Guidelines for Engineers\n* Build and Enhance S/W Testing Strategies with Specialized End-to-End Clients, RSpec, Puppeteer and Selenium-Based Test Cases\n* Lead Software Vulnerability Management and Risk Mitigation Practices\n* Offer Guidance and Leadership in PCI Compliance\n \n\n# Requirements\n**Requirements**\n* Demonstrable and Practical Experience in an Development or Security Engineering Role\n* You have a passion for Security and Engineering as a discipline\n* You’re an excellent communicator\n* You employ strong collaboration patterns and enjoy creating positive team dynamics\n* You know how to own and support positive outcomes\n* You remain constructive under pressure, with a flexible working style\n\n**Technical Skills**\n* Functional Development Experience in Python, Go, JS, Ruby, or Java\n* Functional Experience with Testing Frameworks and Modern Testing Paradigms (BDD, TDD, and similar)\n* Strong Knowledge of OWASP and Common Software Vulnerabilities\n* Solid Understanding of Secure Coding/Development Practices\n* Experience with Production Build Pipeline and CI/CD stacks (Ex. Jenkins, Nexus, Drone CI)\n* Demonstrable Experience with Python, Ruby, JS and/or Go Tool Development\n* Strong Interest in Automation Practices\n* Familiarity and Interest in Cloud Services and SAAS Platforms  (AWS, GCP)\n\n**Communication Skills**\n* Ability to Communicate Technical Details and Concepts Clearly\n* Strong Capacity to Speak and Act with Candor and Empathy\n\n**Nice to Have**\n* Familiarity with Java and JVM based Application Stacks (e.g. Tomcat)\n* Solid Knowledge of OAuth and SAML\n* Strong Knowledge of HTTP/S Service Architectures\n* Strong Knowledge of Transport Security, specifically TLS and CAs \n\n**Perks**\n\n* Be a member of an exceptional team - we’re growing and your career and opportunities with us will, too!\n* Rich suite of benefit plans - Employee premiums paid 100%\n* Generous Paid Time Off plan\n* Market-leading fully paid Parental Leave\n* Retirement savings - 401k plan with a Company match\n* Meaningful Equity\n* Bi-annual Hack Weeks to support and reward innovation\n* Beautiful downtown Oakland office in a great location, with stunning views of Lake Merritt\n* Conveniently located close to public transportation\n* Open, transparent culture that includes weekly All Hands meetings, Lunch-and-Learns, all-company offsite, etc.\n* Commuter and Parking monthly subsidy\n* Access to corporate gym membership rates and other discounts and employee perks!\n* Fully stocked kitchen, catered lunches twice a week, breakfast on Fridays, and more! \n\nPlease mention the words **DIVORCE FRIEND DILEMMA** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4xMDA=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to JavaScript, InfoSec, Java, Python, Ruby, Golang, Engineer, Cloud, API, Mobile and Backend jobs that are similar:\n\n $70,000 — $120,000/year\n

Are you looking to join an innovative organization powering payments for the next generation of fintech and commerce innovators? Marqeta has built the world’s first open API issuer processor platform from scratch, powering prepaid, debit, and credit cards for the most recognizable names in financial technology, alternative lending, on-demand services and e-commerce. Marqeta has become the leader in payment innovation. Our company is comprised of a team of industry experts, a dynamic approach to working on challenging problems, and an open environment and culture that is focused on ideas and innovation.\n\nNot only do we have an inspiring and innovative culture, but only Marqeta can offer you a chance to help redefine the payments industry. As a testament to the company we've collectively built, our world-class team voted Marqeta one of the Bay Area’s Best Places to Work.\n\nMarqeta is proud of its Oakland roots and strives to build a team as diverse as the cities in which we operate. Underrepresented populations are encouraged to apply. \n\nWe are not expecting any single candidate to have an expertise under all areas of our requirements section. Please apply if you meet some but not all of the requirements.\n\n**Position Summary**\n\nMarqeta is growing a fresh Application Security Team with the goal of significantly improving industry standards in Secure Application Development in the Payments space. We are based in Oakland, California but are open to remote engineers for this role!\n\nAs a member of the Application Security Engineer (ASE) Team, you serve as a key contributor to Marqeta’s open payments platform. This role supports the safety and security of our customer’s payments, ensuring the growth of an innovative platform that provides direct access to a strong suite of Payment Card Issuer/Processor APIs. Our long term goal is the development of a strong Product Security Program that protects the global development and deployment of payment and virtual cards as well as mobile authorization.\n\nOur ASEs define Security Engineering standards and practices around Secure Code, Continuous Delivery/Integration, Pre and Post Release S-SDLC, Verification/Validation models, Penetration Testing and innovative Security tooling designed around self-service and rich integration models.\n\nYou'll work closely with Marqeta’s Frontend and Backend Engineers, you'll contribute to critical design input for API development and service architectures, and you’ll assist the company in developing strong engineering practices in support of Product Security. Our goal is to both enhance the workflow of our engineers with security-centric tool sets and implement innovative methods of testing code in the pre-release phase.\n\nThe ideal candidate has a strong core skill set in two or more of the following areas - Automation, QE Testing, Security Engineering, REST API Design, and/or Strong Knowledge in Modern App Frameworks (esp ReactJS, Rails, or Tomcat). You’re knowledgeable and conversant in common vulnerabilities affecting modern web applications, familiar with modern cloud and datacenter based infrastructure, are looking to grow strong application security experience, and you intend to be an excellent communicator and collaborator. Our ASEs are particularly concerned with scaleable tooling strategies and strong process and practice management, which includes constant refinement in how we engage with our cross-functional team of engineers.\n\n\n# Responsibilities\n **Primary Responsibilities**\n* Build Self Service Tools for QE, Frontend and Backend Engineers\n* Assist with Definition, Implementation, and Maintenance of S-SDLC\n* Lead Application Security Assessments and Design Reviews\n* Execute Critical Validation/Verification Functions in Pre- and Post-Release\n* Implement SAST, DAST and Coherent Dependency Vuln Management into the Build Pipeline\n* Execute Greybox and Whitebox Application Security Assessments\n* Execute and Support HTTP/S Service-Layer Pen-Testing\n* Develop Security Training and Guidelines for Engineers\n* Build and Enhance S/W Testing Strategies with Specialized End-to-End Clients, RSpec, Puppeteer and Selenium-Based Test Cases\n* Lead Software Vulnerability Management and Risk Mitigation Practices\n* Offer Guidance and Leadership in PCI Complianc \n\n# Requirements\n**Requirements**\n* 3-5 yrs Demonstrable and Practical Experience in Application Security Engineering or Comparable Experience in a Security Engineering Role\n* You have a passion for Security Engineering as a discipline\n* You’re an excellent communicator\n* You employ strong collaboration patterns and enjoy creating positive team dynamics\n* You know how to own and support positive outcomes\n* You remain constructive under pressure, with a flexible working style\n* Functional Development Experience and Proficiency in Python, Go, JS, Ruby, or Java\n* Familiarity with Java and JVM based Application Stacks (e.g. Tomcat)\n* Functional Experience with Testing Frameworks and Modern Testing Paradigms (BDD, TDD, and similar)\n* Solid Knowledge of OAuth and SAML\n* Strong Knowledge of HTTP/S Service Architectures\n* Strong Knowledge of Transport Security, specifically TLS and CAs\n* Strong Knowledge of OWASP and Common Software Vulnerabilities\n* Solid Understanding of Secure Coding/Development Practices\n* Experience with Production Build Pipeline and CI/CD stacks (Ex. Jenkins, Nexus, Drone CI)\n* Familiarity with Container Technology (Ex. Docker, RKT)\n* Demonstrable Experience with Python, Ruby, JS and/or Go Tool Development\n* Strong Interest in Automation Practices\n* Familiarity and Interest in Cloud Services and SAAS Platforms  (AWS, GCP)\n* Familiarity with Terraform and Ansible Automation Stac\n\n**Perks**\n* Be a member of an exceptional team - we’re growing and your career and opportunities with us will, too!\n* Rich suite of benefit plans - Employee premiums paid 100%\n* Generous Paid Time Off plan\n* Market-leading fully paid Parental Leave\n* Retirement savings - 401k plan with a Company match\n* Meaningful Equity\n* Bi-annual Hack Weeks to support and reward innovation\n* Beautiful downtown Oakland office in a great location, with stunning views of Lake Merritt\n* Conveniently located close to public transportation\n* Open, transparent culture that includes weekly All Hands meetings, Lunch-and-Learns, all-company offsite, etc.\n* Commuter and Parking monthly subsidy\n* Access to corporate gym membership rates and other discounts and employee perks!\n* Fully stocked kitchen, catered lunches twice a week, breakfast on Fridays, and more! \n\nPlease mention the words **PREPARE SYMBOL BURST** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4xMDA=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to JavaScript, InfoSec, Java, Python, Ruby, Golang, Engineer, Cloud, API, Mobile and Backend jobs that are similar:\n\n $70,000 — $120,000/year\n

## About Envision:\nEnvision is a FinTech start-up company based at Level 39 Canary Wharf London, europe’s largest technology accelerator for FinTech. Envision is also a member of the Innovate Finance and very actively engaged with the London’s fast paced FinTech community. At Envision we believe in a future free from the complexity of the payments eco-system and 100% peace of mind guaranteed for our customers from the risk of growing online fraud. \n\nEnvision is building a digital payments platform that connects smaller and medium-sized businesses in Europe and SMEs from the emerging markets to their consumers in the developed economies. Our platform is a simple, secure and affordable way for the businesses to integrate their online stores, mobile apps to receive payments from all major credit/ debit cards. We make integration very simple with clear documentation and clean APIs so any business can integrate their website or apps to our platform without the help of any skilled developer. We also offer secure payment transactions and 100% chargeback guarantees giving our customers complete peace of mind to grow their business.\n\nGrowth of global eCommerce requires an affordable, easy to integrate, secure and open to all payments platform, especially in emerging markets. We believe that people are inherently innovative and every community has something unique to offer the world given the opportunity and the platform for launch and growth. Envision’s goal is to connect millions of businesses and entrepreneurs with innovative products from the emerging markets to their international consumers and growth of cross-border transactions that still suffers from the risk of online fraud. We want to contribute to the world in meaningful ways in connecting and empowering entrepreneurs from communities that nobody has served before while also building the foundation of a very successful and forward looking business.\n\n## The roles:\nWe are building the initial development team, so you will have opportunity to influence the development from the beginning, and not have to try and maintain old or deprecated code. \nWe are looking for:\n\n* 1 Senior Frontend Engineer.\n* 1 Frontend Engineer.\n* 2 Senior Backend Engineers (1 Java/Spring, 1 Golang).\n* 1 Backend Engineer. (Java/Spring)\n* 1 UX Designer\n\n### Frontend Engineer and Senior Frontend Engineer Requirements:\n* At least 2 years experience as a Front End Software Engineer. (5 for senior)\n* Experience working with HTML5, CSS3, Less.\n* Strong knowledge of Javascript ES6, JQuery, JSX, React and Webpack.\n* Comfortable with Mac OS X and/or Linux (Debian/Ubuntu).\n* Knowledge of TDD principles, and JS testing frameworks (Karma, Protractor, Selenium,…)\n* Excellent communicator. You can chat, skype, email efficiently.\n* Good at explaining and mentoring less experienced team members.\n\n### Backend Engineer and Senior Backend Engineer Requirements:\n* At least 2 years experience as a Back End Software Engineer. (5 for senior)\n* Experience working with Java 8 and/or Golang.\n* Strong knowledge of Maven, Spring Boot, Kafka, Zookeeper or RabbitMQ.\n* Strong knowledge of OAuth2, Design Patterns, REST apis.\n* Working knowledge of ElasticSearch, Elastalert, Graphana, Kibana.\n* Experience with SQL and noSQL databases.\n* Comfortable with Mac OS X and/or Linux (Debian/Ubuntu).\n* Knowledge of TDD principles, and testing frameworks (JUnit, Mockito, Cucumber).\n* Excellent communicator. You can chat, skype, email efficiently.\n* Good at explaining and mentoring less experienced team members.\n* Knowledge of Flyway or similar.\n\n### UX Designer Requirements:\n* At least 2 years experience as a UX Designer for software, web applications and mobile.\n* Exceptional design skills, production value and attention to detail.\n* Strong working knowledge of design tools like Photoshop, Illustrator, InDesign, …\n* Ability to create wireframes as well as visual design comps.\n\n### Extras:\n* Familiarity with Git, Jira, Bitbucket, Bamboo or VSTS desired.\n* Previous experience working remotely.\n* Understanding of Agile methodologies (Scrum // Kanban).\n* A familiarity with Payment Systems and PCI-DSS requirements would be extremely advantageous. \n\n**Personal Skills:**\n* Individual with a passion and enthusiasm to take on bigger challenges and stretching goals.\n* Success mindset.\n* Proactive and creative self-starter.\n* Problem solver with positive mental and learning attitude. \n* Team player with strong interpersonal, communication skills.\n* Can work in small team with a vision to grow.\n\nWe are always looking for people who are keen to make a difference and put their knowledge and expertise to practical test. We encourage taking calculated risks and learn quickly and refine our processes for the benefit of our customers. \n\nEnvision is not only about profits. Our ambition is to be a socially responsible company contributing to the local children charities and support orphan children around the world educating them on self reliance, practical life skills and not only to survive but thrive in a world full of opportunities and abundance.\n\nWe thank you in advance for your interest!\n\nExtra tags: Java, Spring, Golang, React \n\nPlease mention the words **RESPONSE ONLINE LIBRARY** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4xMDA=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to JavaScript, React, Java, Golang, Design, Developer, Digital Nomad, Finance, NoSQL, Mobile, Senior, Engineer, Linux, Backend and Ecommerce jobs that are similar:\n\n $60,000 — $120,000/year\n