Machine Learning (ML)
PythonIntroduction
About Us:
Mercari is a Japan-based C2C marketplace company founded in 2013 with the mission to “Create value in a global marketplace where anyone can buy & sell.” From being the first tech unicorn from Japan before its IPO in 2018 we have come a long way towards becoming a global player and continuously and diligently work towards our transformation journey with a strong focus on our mission.
Since its inception, Mercari Group has worked to grow its services, investing in both our people and technology. Over time Mercari has expanded from being the top player in the C2C marketplace in Japan to new geographies like the U.S. We have also successfully launched new businesses such as Merpay, which is a mobile payment service platform with a vision to create a society where anyone can realize their dreams through a new ecosystem centered not only on payment service but also on credit. Today, Mercari Group is made up of multiple subsidiary businesses including logistics, B2C platform, blockchain, and sports team management.
For our services to be utilized by people worldwide; however, there is still a mountain of work ahead of us. This endeavor naturally requires the capability of the best talent and minds, and that is exactly the reason for us to launch the India Center of Excellence. With your help, we will continue to take on the world stage and strive to grow into a successful global tech company.
Our Culture:
To achieve our mission at Mercari, our organization and each of our employees share the same values and perspectives. Our individual guidelines for action are defined by our four values: Go Bold, All for One, Be a Pro and Move Fast. Our organization is also shaped by our four foundations: Sustainability, Diversity & Inclusion, Trust & Openness, and Well-being for Performance. Regardless of how big Mercari gets, the culture will remain essential to achieving our mission and something we want to preserve throughout our organization. We invite you to read the Mercari Culture Doc which summarizes the behaviors and mindset shared by Mercari and its employees. We continue to build an environment where all of our members of diverse backgrounds are accepted and recognized, and where they can thrive while holding dear to Mercari’s culture.
Work Responsibilities
- Machine learning engineers working in the Recommendation domain develop the functions and services of the marketplace app Mercari through the development and maintenance of machine learning systems like Recommender systems while leveraging necessary infrastructure and companywide platform tools.
- Mercari is actively applying advanced machine learning technology to provide a more convenient, safer, and more enjoyable marketplace. Machine learning engineers use the cloud and Kubernetes to operate and improve machine learning systems.
Bold Challenges
- We are looking for people who are interested in our services, mission, and values, and want to work where engineers can go bold, use the latest technology, make autonomous decisions, and take on challenges at a rapid pace.
- Develop and optimize machine learning algorithms and models to enhance recommendation system to improve discovery experience of users
- Collaborate with cross-functional teams and product stakeholders to gather requirements, design solutions, and implement features that improve user engagement
- Conduct data analysis and experimentation with large-scale data sets to identify patterns, trends, and insights that drive the refinement of recommendation algorithms
- Utilize machine learning frameworks and libraries to deploy scalable and efficient recommendation solutions.
- Monitor system performance and conduct A/B testing to evaluate the effectiveness of features.
- Continuously research and stay updated on advancements in AI/machine learning techniques and recommend innovative approaches to enhance recommendation capabilities.
Minimum Requirements:
- Over 5-9 years of professional experience in end-to-end development of large-scale ML systems in production
- Strong experience demonstrating development and delivery of end-to-end machine learning solutions starting from experimentation to deploying models, including backend engineering and MLOps, in large scale production systems.
- Experience using common machine learning frameworks (e.g., TensorFlow, PyTorch) and libraries (e.g., scikit-learn, NumPy, pandas)
- Deep understanding of machine learning and software engineering fundamentals
- Basic knowledge and skills related to monitoring system, logging, and common operations in production environment
- Communication skills to carry out projects in collaboration with multiple teams and stakeholders
Preferred skills:
- Experience developing Recommender systems utilizing large-scale data sets
- Basic knowledge of enterprise search systems and related stacks (e.g. ELK)
- Functional development and bug fixing skills necessary to improve system performance and reliability
- Experience with technology such as Docker and Kubernetes
- Experience with cloud platforms (AWS, GCP, Microsoft Azure, etc.)
- Microservice development and operation experience with Docker and Kubernetes
- Utilizing deep learning models/LLMs in production
- Experience in publications at top-tier peer-reviewed conferences or journals
Employment Status
Full-time
Office
Bangalore
Hybrid workstyle
- We believe in high performance and professionalism. We work from office for 2 days/week and work from home 3 days/week
- To build a strong & highly-engaged organization in India, we highly encourage everyone to work from our Bangalore office, especially during the initial office setup phase
- We will continue to review and update the policy to address future organizational needs
Work Hours
- Full flextime (no core time)
*Flexible to choose working hours other than team common meetings
Media
Owned Media
- Mercari Engineering Portal
- AI at Mercari portal
- Mercan - Introduces the people that make Mercari
- Mercari US Blog
Related Articles
- Development Platforms and Platformers: On Rising to the Global Standard Ken Wakasa, Mercari CTO | mercan
- “I'm Not a Talented Engineer” Insists the Member-Turned-Manager Revamping Our Internal CS Tool | mercan
- Personalize to globalize:How Mercari is reshaping their app, their company, and the world | mercan
- The Providers of the Safe and Secure Mercari Experience: The TnS Team, Introduced by Its Members! | mercan
Shubham Vishwakarma
Full Stack Developer - Averlon
About Mercari, Inc
About
Launched in 2013 and becoming the first Unicorn company in Japan, Mercari Group is a Japan-based corporate group operating in both Japan and the US. Our mission is to create value in a global marketplace where everyone can buy and sell.
Mercari is the largest marketplace platform with over 20 million monthly users in Japan. Through the Mercari app, users can sell their used or unwanted items to those who need them just by taking a photo and entering in some basic information. We are constantly developing our app to provide an environment where anyone can conduct transactions easily, safely, and securely. As part of these efforts, we have invested in the latest technologies such as AI and machine learning, and have released various functions such as escrow payment, AI listing, and barcode listing.
The app currently operates in Japan and the US, with 5.6 million monthly users in the US (as of 2022.3).
We have also successfully launched new businesses such as our mobile payment service Merpay. Today, Mercari Group is made up of multiple subsidiary businesses, including those involved in logistics, B2C e-commerce, blockchain, and sports team management.
Mercari India located in Bengaluru will harness the infinite power of technology to create high-quality service where our people come together to build products that will further strengthen our leadership position in a global product market.
Website
Industry
Technology, Information and Internet
Company video
Candid answers by the company
Company social profiles
Similar jobs
Python
Amazon Web Services (AWS)Role : AWS Data Engineer
Location : Anywhere in India - where cognizant office is available
Contract duration : 12 months contract
Total Experience : 8-10 years
Budget-15LPA
Relevant Experience : 5+years with required skills & data engineering
Client : Cognizant
Job description :
Python
Spark
Gradle
AWS Services (ex: S3, Athena, Redshift, Transfer, SNS, SQS, Event Bridge, Lamda, Glue Data Catalog, RDS, EC2, IAM, Flink)
Kubernetes
Argo
Kafka / Kinesis streaming
SQL
ETL Data Pipelines
Data Modelling
Power BI/ Any reporting tools
New Relic / Terraform
Operational support - Batch monitoring, root cause analysis and fix
Angular (2+)
JavascriptJob description:
Job Description – Ionic Angular Developer
The candidate must be proficient in Ionic framework, Angular, TypeScript, HTML, CSS, and JavaScript. The role involves the development of cross-platform mobile and web applications for Web and iOS platforms.
Responsibilities:
- Develop and maintain web and Mobile applications using Ionic framework.
- Collaborate with cross-functional teams to design, develop, and test new features.
- Create responsive UI/UX design using Angular, HTML, CSS, and JavaScript
- Implement and maintain back-end services and APIs.
- Debug and troubleshoot issues and provide solutions.
- Ensure the performance, quality, and responsiveness of the applications.
- Stay up to date with the latest trends, techniques, and technologies related to mobile development.
Job Type: Full-time
Work Location: In person
Laravel
PHPOur ideal candidate for this role is an entrepreneurial and creative out-of-the-box thinking tech geek with a get-things-done attitude, who wants to thrive in a fast-paced international environment.
Desired Candidate Profile :
• Expertise in PHP and Laravel or CodeIgnitor, MySQL or PostgreSQL, Nginx, LEMP setup
• Developing REST APIs & integrating 3rd party APIs (oAuth 2.0), Git
• Hands-on experience in application deployment on linux servers
• You can easily navigate volatile environment where you are constantly getting challenged to push your own boundaries to make sense of ambiguous and complex signals of uncertainty into simple winning outcomes.
• What separates you from other developers is your relentless drive for running new tests and experiments on a regular basis.
• You love programming, but even more, you actually love implementing changes based on user data and create highly scalable technology based solutions.
If you are qualify and are excited about joining us, read about our functional asks below:
• Participate in the entire product development lifecycle, focusing on coding and debugging.
• Translate high level business problems into scalable solutions. These include building self learning modules for dynamic pricing, contextual recommendations, in-house analytics, advanced real-time backend systems, etc.
• Develop Web APIs and end-to-end web services to support various internal & external.
• Develop unit test plans to deliver quality components. • Building reusable code and libraries for future use.
• Optimization of the software platform for maximum speed and scalability.
• Collaborating with the front-end developers and other team members to establish objectives and design more functional, cohesive codes to enhance the user experience.
• Developing ideas for new programs, products, or features by monitoring industry developments and trends.
• Perform UI tests to optimize performance.
• Provide training and support to internal teams.
• Follow emerging technologies.
Bootstrap
HTML/CSSAngular (2+)
GitHubSenior UI developer
Pune, India Information Technology (IT)
Senior UI developer:
Glowing Bud is a leading SaaS Product company working with cutting edge e-Sim technology and known for its quality and integrity.
We deliver what matters the most. We work with a wide range of clients across numerous types of engagements, so flexibility is our key to success. We are looking for a highly motivated Sr. UI Developer. We need a self-starter who excels in fast-paced start-up environments and thrives on service and relationships.
What You’ll Do:
• Developing new user-facing features using Node
• Reviewing application requirements and interface designs
• Identifying web-based user interactions
• Developing and implementing highly responsive user interface components using concepts
• Create comprehensive sitemaps, wireframe systems, and process flows for large- scale solutions
• Utilize low-fidelity, medium-fidelity, high-fidelity prototypes across different stages of the design process
• Define processes and deliverable that meet project goals and are reasonable within operational, cultural and technology constraints
• Documenting application changes and developing updates
• Define processes and deliverables that meet project goals and are reasonable within operational, cultural and technology constraints
Requirements:
• 5 to 8 years of hands-on experience in the following:
• Developing new user-facing features using Figma to HTML, CSS, JS, Angular, Git
• Creating comprehensive sitemaps, wireframe systems, and process flows for large- scale solutions
• Optimizing components for maximum performance across a vast array of web- capable devices and browsers
• Developing detailed, annotated wireframes depicting all elements on unique screen types, including content, functional, navigation, and interaction specifications
• Utilising low-fidelity, medium-fidelity, high-fidelity prototypes across different stages of the design process.
Benefits:
• Full-time, permanent role and first-class status from day one
• Competitive salary
• Generous Holidays and Paid Time Off
• Paid for Exams and Certifications
• Work with cutting-edge technology - NO legacy systems!
• No after-hours on-call service
• Paid Online Continuing Education
• Internal Training
• Fun corporate events
Responsibilities:
Work with developers to design specific testing strategies for features being developed and look forward to automating them Create comprehensive test plans and execute them Support the development team in troubleshooting or addressing issues with applications and dev/test environments and do functional Cross-browser testing. Work in an agile team and adhere to agile best practices Maintain existing test frameworks/cases To use several testing techniques to track and address any discovered issues. To use tools (such as IDE, debugger, build tools, and source control) to assist with daily tasks. Work with counterparts/clients on established quality assurance measures and testing Standards for new applications, products, and enhancements to existing applications throughout their development/product lifecycles Work in close co-ordination with the dev team to include test cases in the existing CI/CD pipelines
Requirements:
Proven work experience in software quality assurance in a product based organisation. Strong knowledge of software QA methodologies, tools, and processes. Intermediate experience with automated testing tools. Keen eye for detail and a commitment to excellence. Be willing to help your teammates, share your knowledge with them, and learn from them. Be open to receiving constructive feedback and turning it into process improvements. Key Skills - Selenium, Maven, Test Automation (QA), puppeteer js Keen to work in a startup with a dynamic and fast-paced environment
FlutterResponsibilities -
- Work as part of cross-functional, passionate agile project teams to ensure quality is driven into the heart of the development process from requirements definition to delivery
- Architecting, designing, developing and deploying new features for mobile applications.
- Ensure the best possible performance, quality, and responsiveness of the application
- Diagnose and fix bugs and performance bottlenecks for great performance
- Maintain code and write automated tests to ensure the product is of the highest quality
Basic Requirements -
- You have at least 1y ears of full-time mobile development experience (iOS, Android) with at 1 year experience with Flutter & Dart
- Familiarity with RESTful APIs to connect applications to back-end services
- Experience developing integrations with common APIs (e.g., Firebase, Twitter, Facebook, Instagram, Stripe, Vimeo, Google etc.)
- Proficient understanding of code versioning tools, such as Git
- Strong knowledge of design principles, patterns, and best practices
- Experience with offline storage, threading, and performance tuning
- Ability to understand and translate business requirements into technical requirements
NodeJS (Node.js)
Android Development
iOS App Development
React Native
MongoDB- Expert in React Native is MUST
- Expertise in design and development of Full Stack applications using one or more JS frameworks like Angular, and Node JS, and developing apps using React Native
- Expert in Angular, React Native, NodeJS, Mongo, Postgres
- Ensuring responsiveness of applications.
- Designing and developing APIs, integrating with 3rd Party API for smooth Transaction and working.
- Experience on AWS Code Commit and Pipeline
- Hands on experience in Integration Node.jst with AWS (S3, CloudFront, ELB, EC2 etc)
- Extensive experience in architecting tech platforms.
- Integrating user-facing elements developed by front-end developers with server side logic.
- Writing reusable, testable, and efficient code.
- Design and implementation of low-latency, high-availability, and performing applications.
- Implementing security and data protection.
- Integrating data storage solutions.
- Proficiency in JavaScript with object oriented and functional concepts.
- Good knowledge of Node.js with the expertise in working with Express framework.
- Hands-on experience in integrating Node.js with MongoDB, PostgreSQL, and creating the REST APIs using Node.js.
- Good understanding the nature of asynchronous programming and its quirks and workarounds.
- User authentication and authorization between multiple systems, servers, and environments.
- Understanding fundamental design principles behind a scalable application.
- Understanding differences between multiple delivery platforms, like mobile vs. desktop, and optimising output to match the specific platform.
- Creating database schemas that represent and support business processes.
- Implementing automated testing platforms and unit tests.
- Proficient understanding of code versioning tools, such as Git, SVN etc
- Experience within the eCommerce / fantasy quiz platform would be an advantage.
- Design, Develop, Test, Deploy, Maintain, and Improve software and new user-facing features.
- Nodejs
- React Native
- MongoDB (DynamoDB)
- SQL databases ( PostgreSQL, MySql Server)
- MERN/MEAN Stack
We are India's first Fantasy Ecommerce platform that enables a new method of shopping and saving by playing fun based quizzes for everyone.
PHP
AngularJS (1.x)JavascriptPythonAngularJS (1.x)
React.jsWE ARE GRAPHENE
Graphene is an award-winning AI company, developing customized insights and data solutions for corporate clients. With a focus on healthcare, consumer goods and financial services, our proprietary AI platform is disrupting market research with an approach that allows us to get into the mind of customers to a degree unprecedented in traditional market research.
Graphene was founded by corporate leaders from Microsoft and P&G and works closely with the Singapore Government & universities in creating cutting edge technology. We are gaining traction with many Fortune 500 companies globally.
Graphene has a 6-year track record of delivering financially sustainable growth and is one of the few start-ups which are self-funded, yet profitable and debt free.
We already have a strong bench strength of leaders in place. Now, we are looking to groom more talents for our expansion into the US. Join us and take both our growths to the next level!
WHAT WILL THE Full Stack Engineer DO?
- Primary Purpose: As part of a highly productive and creative AI (NLP) analytics team, design and develop web applications and SPA’s i.e., UI/UX, and underlying backend – API’s, security framework, scalable microservices etc.
- Daily Grind: Interface with the product manager, project managers, and the engineering team to achieve sprint goals on the product roadmap.
- Career Progression: Senior Full Stack Engineer, Technical Architect
YOU CAN EXPECT TO
- Work in a product-development team capable of independently authoring software products.
- Guide junior programmers, set up the architecture, and follow modular development approaches.
- Design and develop code which is well documented.
- Optimize of the application for maximum speed and scalability
- Adhere to the best Information security and Devops practices.
- Research and develop new approaches to problems.
- Design and implement schemas and databases with respect to the AI application
- Cross-pollinated with other teams.
HARD AND SOFT SKILLS
Must Have
- Problem-solving abilities
- Extremely strong programming background – data structures and algorithm
- Angular/React, Strong UI/UX skills
- Very strong python background, TDD, CI/CD,
- Software design skills i.e., OOPs, design patterns
- SQL, NoSQL – design of schemas and databases
- Microservices architecture, Cloud native apps
Good to Have
- Enterprise Design Patterns
- Distributed Systems
- Exposure to ML and Data Science
- Docker, Kubernetes, AKS, Kafka, Graph databases
Follow CutshortShubham Vishwakarma
Full Stack Developer - Averlon