Integrations Specialist - OIC

• Design, develop, and maintain integration solutions using MuleSoft Anypoint Platform.
• Create and manage APIs using RAML specifications, including designing, documenting, and versioning APIs.
• Develop APIs following API-led connectivity (System, Process, Experience layers).
• Use MuleSoft APIs effectively for orchestration of business workflows and integrations.
• Deploy and manage Mule applications in CloudHub and Runtime Fabric environments.
• Implement integrations using MuleSoft connectors such as HTTP, Database, JMS, Salesforce, and SAP.
• Design and implement message routing using:

Choice routers

Scatter-Gather

• Work with messaging patterns such as:

Request-reply

Publish-subscribe

Content-based routing

• Integrate with messaging systems such as Kafka / Google Pub/Sub, ensuring:

Asynchronous processing

Retry mechanisms

Idempotent message handling

• Reliable event-driven communication
• Implement robust error handling strategies in MuleSoft, including global error handlers and custom error handling flows.
• Design resilient systems using:

Retry strategies

Circuit breakers

• Maintain API versions using URI versioning or header-based versioning, manage lifecycle through API Manager, and ensure backward compatibility.
• Implement strong logging and monitoring strategies for observability and troubleshooting.
• Apply security best practices including OAuth2, JWT, TLS, and API policies.
• Write and maintain MUnit test cases to ensure code quality and reliability.
• Use Git for source control and work with CI/CD tools such as Jenkins or GitHub Actions for:
• Troubleshoot, debug, and optimize MuleSoft applications and integrations.
• Collaborate with cross-functional teams including backend, frontend, and DevOps.
• Participate in code reviews, design discussions, and architecture decisions.
• Ensure high performance, scalability, and reliability of integration solutions.

Mandatory Skills

• Strong experience with MuleSoft Anypoint Platform
• Hands-on experience in RAML design and API development
• Experience deploying APIs in CloudHub and/or Runtime Fabric
• Knowledge of Docker and Kubernetes
• Strong understanding of API security (OAuth2, JWT, TLS, API policies)
• Experience with MuleSoft connectors (HTTP, DB, JMS, Salesforce, SAP)
• Knowledge of integration patterns, message routing, and event-driven architecture
• Experience with Kafka / Google Pub/Sub or similar messaging systems
• Strong understanding of error handling, retries, DLQ, and idempotency patterns
• Hands-on experience with MUnit testing

Experience implementing logging and monitoring strategies

Introduction

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

Mandatory (Experience 1) – Must have 5+ years of hands-on experience in Information Security, with a primary focus on cloud security across AWS, Azure, and GCP environments.

Mandatory (Experience 2) – Must have strong practical experience working with Cloud Security Posture Management (CSPM) tools such as Prisma Cloud, Wiz, or Orca along with SIEM / IDS / IPS platforms

Mandatory (Experience 3) – Must have proven experience in securing Kubernetes and containerized environments including image security,runtime protection, RBAC, and network policies.

Mandatory (Experience 4) – Must have hands-on experience integrating security within CI/CD pipelines using tools such as Snyk, GitHub Advanced Security,or equivalent security scanning solutions.

Mandatory (Experience 5) – Must have solid understanding of core security domains including network security, encryption, identity and access management key management, and security governance including cloud-native security services like GuardDuty, Azure Security Center etc

Mandatory (Experience 6) – Must have practical experience with Application Security Testing tools including SAST, DAST, and SCA in real production environments

Mandatory (Experience 7) – Must have hands-on experience with security monitoring, incident response, alert investigation, root-cause analysis (RCA), and managing VAPT / penetration testing activities

Mandatory (Experience 8) – Must have experience securing infrastructure-as-code and cloud deployments using Terraform, CloudFormation, ARM, Docker, and Kubernetes

Mandatory (Core Skill) – Must have working knowledge of globally recognized security frameworks and standards such as ISO 27001, NIST, and CIS with exposure to SOC2, GDPR, or HIPAA compliance environments

Position Overview: We are seeking a State Sales head with a passion for education and a proven track record in sales to lead and expand our presence in the Punjab state. Ambitious and energetic candidates required expertise in customer aquacation strategy & dedication for effective sales & marketing strategy to drive sustainable financial growth with forging strong relationships & product knowledge.

Key Responsibilities:

• Sales Strategy: Develop & execute a comprehensive sales strategy that aligns with the company's goals and objectives. Continuously evaluate and refine the strategy based on market trends & customer feedback.
• Revenue Growth: Meet and exceed revenue targets by identifying business opportunities, negotiating contracts, and managing the sales pipeline. Foster long-term relationships with key accounts.
• Market Analysis: Stay updated on industry trends, customer needs to inform product development and sales strategies. Conduct market research,competition & competitor analysis to identify opportunities for growth.
• Sales Process Optimization: Implement & improve sales processes, systems & follows the best practices in sales and customer relationship management, use tools to enhance efficiency & effectiveness. 
• Reporting and Analysis: Regularly analyze sales data and performance metrics to provide insights and recommendations for improvement. Present reports to senior management to track progress and make informed decisions.
• Customer Engagement: Collaborate with the marketing team to create targeted marketing campaigns, promotions, and events to attract and retain customers. Ensure exceptional customer satisfaction through effective communication and support.
• Collaboration: Identify and establish strategic partnerships with educational institutions, organizations & other stakeholders to expand the company's reach and influence in the EdTech sector.

Qualification and experience:

• Proven working experience as a State Sales head in K-12 or CBSE school business, 
• Proven sales track record, computer Proficiency for proposal development & CRM tools
• Market knowledge, strong relationship is expected with ability to build rapport
• Good analytical & Strong problem solving skills, listening and questioning skills, combined with the ability to interact confidently with clients, able to work under pressure in result oriented manner
• Graduate from any branch computer science, MBA, BA, B.Com  
• Edtech/Book publisher or sales & marketing experience are added advantages

About us:

TAPPP(https://tappp.com/) is building the next-generation digital platform by leveraging cell-based architecture to integrate technologies like Artificial Intelligence, Rules, Workflows, Microservices, FaaS (Function as a Service), Micro-frontends, and Micro apps to create a highly extensible and cutting-edge technology platform that brings together sports fans with broadcasters, sports teams, and sportsbooks to create a marketplace for all aspects of sports and we are available across platforms via the Web, Mobile, Roku, and Tablets.

Building out this brand presents significant product and engineering challenges. At the center of solving those challenges is the TAPPP Product Engineering team which is responsible for the TAPPP product end to end.

TAPPP is led by a very able leadership team drawn from Industry leaders from companies like ESPN, Amazon, Blackhawk, Kargocard, Visa, and

many others.

The organization is flat, processes are minimal, individual responsibility is big, and there is an emphasis on keeping non-productive influences out of the everyday technical decision-making process. Upholding these philosophies will be imperative as we execute our aggressive plan of global expansion over the next 2 years.

Who are we looking for:

A coding enthusiast who loves writing elegant code and developing software systems.

As a senior java developer, you will be a part of the core product development team that is responsible for building high-performant components of the TAPPP platform.

Your responsibility:

• You will be responsible for designing, coding, reviewing, testing, and bug-fixing different modules of the software product that needs to work seamlessly across different environments.
• Write production-quality code in Java, J2EE, and Spring
• You will work in an agile team, working on the TAPPP revolutionary platform. You‘ll be using cutting-edge solutions (Spring Boot, Docker, Kafka, Redis, Continuous Delivery) for creating and maintaining high-load distributed services that are part of our messaging platform.

Mandatory technical skills:

• Hands-on experience with
• Java 1.7+
• RDBMS (MySQL/PostgreSQL)
• JPA (Hibernate or any other ORM framework)
• Spring Boot, Spring MVC, Spring Security
• Hands-on experience in writing extensible RESTful APIs
• Hands-on in Java development (all facets of development) with a sound understanding of OOAD.
• Should have excellent debugging, code review, and design review skills
• Should have a sound understanding of a Microservice based architecture

Good to have technical skills:

Kafka

GraphQL

Redis

AWS (ECS, Cloudwatch)

Other

• Strong independent contributor
• Comfortable working in a start-up environment

The position is based in Pune, India.

AppItSimple Infotek is a leading software development company that specializes in providing innovative and customized software solutions to businesses of all sizes. With a team of experienced developers, designers and project managers, we help organizations to transform their ideas into successful digital products. Our focus is on delivering high-quality, scalable, and secure solutions that meet the unique needs of each client. Whether you're looking for a custom web application, mobile app, or cloud-based solution, AppItSimple Infotek is your partner for success. 

URL : https://appitsimple.com/

Product : SoftwareSuggest : https://www.softwaresuggest.com/

SoftwareSuggest is a comprehensive software directory that helps businesses discover the right tools to achieve their goals. Our platform provides a vast collection of software solutions across various categories, including project management, marketing, customer service, and more.

With our expert reviews and user ratings, finding the right software has never been easier. Our goal is to simplify the software selection process by providing a one-stop-shop for businesses to find and compare software solutions, saving time and effort in the process. 

Whether you're a small business or a large enterprise, SoftwareSuggest is your trusted guide to finding the software that's right for you.

Appitsimple prides itself on a flexible work environment that empowers employees to be key decision-makers to grow personally and professionally. The company strives to develop leaders through an active mentoring program and skill development initiatives. An inclusive workplace, Appitsimple encourages freedom, and independent thinking and aims to create thought leaders in the business ecosystem.

Roles & Responsibilities :

-Calling domestic customers who are looking for business-related software in different verticals.

-Gathering their requirements and giving them proper consultation about the software.

-Understanding prospect's requirements and qualifying the leads under correct categories.

-Dialing on all the leads received on categories that are assigned without fail. 

Requirement :

-The candidate should be fluent in the English language.

-Should have at least 1 year of experience in the international or domestic calling process.

-Should have good communication skills.

Fuzen is a no-code SaaS platform founded and backed by IIT alumni.

We help non-technical SaaS founders bring their product ideas to life at ZERO upfront cost. We are building a marketplace of simple SaaS apps by helping founders to build products with our no-code platform.

The majority of our customers come from traditional industries like - construction, engineering, transportation, consulting etc. and we have recently received seed funding from angel investors.

We are looking for software developers who are good at problem-solving and are interested in product building.

1. Write clean, maintainable, and efficient code
2. Design robust, scalable and secure systems
3. Contribute to all phases of the development lifecycle
4. Follow best practices (test-driven development, continuous integration, SCRUM, refactoring, and code standards)
5. Drive continuous adoption and integration of relevant new technologies into the design.
6. You will be expected to work on Ruby On Rails, React JS, AWS, Heroku, Google Cloud and 3rd party API integrations.

IMPORTANT - Fuzen is an early-stage startup. The work culture is fast-paced and challenging. The job will be demanding and will offer a lot of learning. You should apply only if all of this excites you.

 Responsibilities

• Integration of user-facing elements developed by front-end developers
• Build efficient, testable, and reusable PHP modules
• Solve complex performance problems and architectural challenges
• Integration of data storage solutions.

• Strong knowledge of PHP web frameworks (such as Laravel, Yii, CodeIgniter)
• Understanding the fully synchronous behavior of PHP
• Understanding of MVC design patterns
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
• Knowledge of object - oriented PHP programming

What you need to have: