Application Developer

Position Title : Java Full Stack Developer

Location : Noida Sector 125

Experience : 5+ Years

Availability : Immediate

Job Summary :

We are looking for a Java Full Stack Developer with expertise in Microservices architecture to join our team.

The ideal candidate should have hands-on experience in Java, Spring Boot, Hibernate, and front-end technologies like Angular, JavaScript, and Bootstrap. You will work on enterprise-grade applications that enhance patient safety worldwide.

Key Responsibilities :

• Design, develop, and maintain applications based on Microservices architecture.
• Work with Java, Spring Boot, Hibernate, Angular, Kafka, Redis, and Hazelcast to build scalable solutions.
• Utilize AWS, Git, Nginx, Tomcat, Oracle, Jira, Confluence, and Jenkins for development and deployment.
• Collaborate with cross-functional teams to develop enterprise applications.
• Develop intuitive UI/UX components using Bootstrap, jQuery, and JavaScript.
• Ensure applications meet performance, scalability, and security requirements.
• Participate in Agile development while efficiently handling changing priorities.
• Conduct code reviews, debugging, and performance optimization.

Required Skills & Qualifications :

✔ 5+ Years of hands-on experience in Java 7/8, Spring Boot, and Hibernate.

✔ Strong understanding of OOP concepts and Design Patterns.

✔ Experience working with relational databases like Oracle/MySQL.

✔ Proficiency in Bootstrap, JavaScript, jQuery, HTML, and Angular.

✔ Hands-on experience in Microservices-based application development.

✔ Strong problem-solving, debugging, and analytical skills.

✔ Excellent communication and collaboration skills.

✔ Ability to adapt to new technologies and handle multiple priorities.

✔ Experience in developing high-quality web applications.

Good to Have :

➕ Exposure to Kafka, Redis, and Hazelcast.

➕ Experience working with cloud-based solutions (AWS preferred).

➕ Familiarity with DevOps tools like Jenkins, Docker, and Kubernetes.

Why Join Us?

✅ Work on cutting-edge technologies and enterprise-level applications.

✅ Collaborative and innovative work environment.

✅ Competitive salary and career growth opportunities.

About the Position

We are looking for a passionate and experienced software engineer to join our team at Mumbai. In this role, your primary responsibilities will be to take ownership of developing user facing applications and features in an agile manner. You will design and implement scalable and performant front-end solutions from scratch, while also taking a hard look at the existing ones.

What you will do at QI?

• Design, develop and deliver new user-facing apps and feature and improve existing ones
• Take ownership of product(s), and contribute to dev cycles and sprints planning
• Ensure technical feasibility of UI/UX design, share inputs with other teams including product, design and QA
• Optimize applications for performance, user experience and SEO
• Build reusable code and libraries. Contribute to open source projects.
• Stay up-to-date with new technologies with an eye of constantly adapting and improving our systems and methods.

Basic Job requirements

• 2 years + work experience in a similar role
• Strong experience in HTML5, CSS, DOM and front-end tooling ecosystem (Gulp,Grunt, Webpack)
• Excellent concepts and command over JavaScript
• Strong concepts and commercial experience in Vue.js
• Solid foundation in software development ( algorithm design, data structure, SDLC)
• Good concepts of unit testing and automation testing for UI components
• Good understanding of web app performance including Google Core Web Vitals metrics.

Location - Remote 

Good to have

• Basic knowledge of REST API and relational databases
• Basic understanding of browser internals
• Familiarity with web components and shadow DOM
• Exposure to progressive web app design.

About QuantInsti®

QuantInsti® was started in 2010, by the founders from iRage – a leading quant and algo trading firm in India.  From its early days focused on bridging the industry knowledge gap in the field of high-frequency trading, we have come a long way in the last decade. Today, we have a user base from 180+ countries with a growth rate much over 50% year-on-year.

At QuantInsti®, we swear by our goal of revolutionizing the way people approach the financial markets by empowering individuals and institutions with bleeding edge education and technologies. We offer high quality https://www.quantinsti.com/epat">learning experience and best-in-class https://quantra.quantinsti.com/">courses geared towards a global audience in quantitative trading and investing. Our in-house developed technology aims to bring institutional grade tools and https://quantra-blueshift.quantinsti.com/">platforms to democratize systematic and quantitative trading.

We achieve this by putting technology at the core of our business. We have a complex ecosystem of microservices and applications deployed over a fully cloud-based infrastructure. Our tech stack includes Node.js, Vue.js, Python and Docker. The team is driven by user experience, with strong focus on delivering scalable software solutions to complex and evolving business goals.

Why you should join us?

At QuantInsti, we work at the cutting edge of FinTech and EdTech offerings. We work with the newest technologies with a goal of delivering best experience to our users in a scalable manner, with high-performance and availability. If you love to be challenged intellectually, rest assured we have plenty of them for you. We follow an open and free work culture, where you are encouraged to ask questions, learn and teach. We offer a fast-paced environment where you take ownership of what you design and deliver. If you are looking for a move where you will find a reason to wake up every morning and rush to work, come join us.

Job Description: 

• Experience in Core Java, Spring Boot. 

• Experience in microservices. 

• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns. 

• Should be able to analyze, design, develop and test complex, low-latency client-facing applications. 

• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2 

• Good knowledge of multi-threading 

• Basic working knowledge of Unix/Linux 

• Excellent problem solving and coding skills in Java 

• Strong interpersonal, communication and analytical skills. 

• Should be able to express their design ideas and thoughts. 

• Hands-on expertise in managing technical teams and work closely with business stakeholders
• Should be familiar with card testing and POS ecosystem.
• Experience with designing APIs and building platform integrations in Commerce, POS, FinTech and Payments
• Payment’s domain experience.
• Extensive experience on Base24 & SWITCH part for payment format.
• Exposure on ISO8583 Messaging system.
• API understanding and creation.
• Working knowledge on cryptographic algorithms (RSA, EC, AES, SHA variants), TLS/SSL protocols. C Symetric and A symetrics, K.M.S.
• Digital Payments technical knowledge - QR/ POS/ UPI/ BQR
• Understanding of CI/CD pipelines, Kubernetes, containerization, Docker
• Must have strong technical skills in Android APK and iOS development Concept and Web services.
• Supportability, monitoring, ops in general.
• Accurate cost models to deploy and operate
• Extensive experience in TLOG’s, data integration with downstream applications, and impact of POS changes on different financial, legal, compliance, loss prevention, etc. applications.
• Extensive experience with payment systems 7861 (EMV, payment middleware, encryption, tokenization, settlement, offline scenarios,).
• Extensive experience with different types of payment methods including credit, debit, gift cards (Both closed loop and open loop), PLCC, PayPal, AliPay, checks, etc. as well as different payment form factors like Tap N Go, contactless, swipe, EMV, Mobile, etc.
• Extensive experience with payment devices (pin pads, printers, registers, scanners).
• Experience in Node.js / Java / Python, building REST APIs, with experience/exposure to front end stack like JavaScript & React / Angular. 
• Experience with Storage systems - RDBMS, NoSQL (Cassandra/MongoDB), Redis/Memcache/Aerospike.
• Experience in messaging tools like Kafka/AWS Kinesis etc...
• Design expertise for performance, scalability, fault tolerance and high availability

• Experience with POS systems and Payments domain.
• Demonstrated experience for systems architecture, design, and integration for POS systems
• Java and/or Node.js. Experience building micro services (REST APIs) using Node.js
• Experience with one or more RDBMS databases like MySql, PostGreSQL
• Experience with one or more NoSQL databses like MongoDB, Cassandra, DynamoDB, Aerospike, Elastic Search, Redis, neo4j etc.,
• Caching technologies like: Redis, Elasticache,
• Cloud Providers like: AWS/ Google Cloud / Azure
• CI / CD : Jenkins, Docker, Kubernete
  

• Education: Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Experience:
• Minimum 3-5 years of experience in software development.
• Experience with NEWGENOne and SnapLogic platforms would be a plus.
• Strong background in .Net and Java development.
• Technical Skills:

• Expertise in developing and managing iPaaS integrations.
• Solid understanding of web services, APIs, and data integration techniques.
• Knowledge of SQL and database management.
• Analytical Skills: Exceptional logical thinking and problem-solving skills.

• Soft Skills:
• Strong communication and interpersonal skills.
• Ability to work effectively in a collaborative team environment.
• Solution-oriented mindset with a proactive approach to addressing challenges.
• Certifications: Relevant certifications in BPM, iPaaS, .Net, or Java are a plus.

Preferred Qualifications:

• Familiarity with Agile/Scrum methodologies.

Knowledge of additional programming languages and frameworks

Your Opportunity Join our dynamic team as a Full Stack Software Dev, where you'll work at the intersection of innovation and leadership. You'll be part of a passionate group of engineers dedicated to building cutting-edge SaaS solutions that solve real customer challenges. This role is perfect for an experienced engineer who thrives on managing teams, collaborating with leadership, and driving product development. You’ll work directly with the CEO and senior architects, ensuring that our products meet the highest design and performance standards.

Key Responsibilities

• Lead, manage, and mentor a team of engineers to deliver scalable, high-performance solutions.
• Coordinate closely with the CEO and product leadership to align on goals and drive the vision forward.
• Collaborate with distributed teams to design, build, and refine core product features that serve a global audience.
• Stay hands-on with coding and architecture, driving key services and technical initiatives from end to end.
• Troubleshoot, debug, and optimize existing systems to ensure smooth product operations.
• Requirements & Technical Skills
• Bachelor's/Master’s/PhD in Computer Science, Engineering, or related fields (B.Tech, M.Tech, B.CA, B.E./M.E).
• 4 to 8 years of hands-on experience as a software developer, ideally in a SaaS environment.
• Proven track record in developing scalable, distributed systems and services.
• Solid understanding of the Software Development Lifecycle (SDLC).
• Strong programming experience in Spring & Hibernate with Kotlin, React, Nest.js, Python, and Shell scripting.
• Expertise in Unix-based systems, container technologies, and virtual machines.
• Knowledge of both relational and non-relational databases (MySQL, PostgreSQL, MongoDB, DocumentDB). Preferred Qualifications
• Familiarity with Agile methodologies.
• Experience working on both structured and unstructured data sources. Soft Skills
• Strong leadership, coaching, and mentoring capabilities to inspire and guide a team of engineers.
• Excellent communication skills, with the ability to present complex technical concepts clearly to non-technical stakeholders.
• Adaptable to new technologies in a fast-paced environment.

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a lead developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills. 

Responsibilities

• Writing clean, high-quality, high-performance, maintainable code
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to insure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews
• Technical Lead experience exploring other open source frameworks and technologies and integrating with project

Qualifications

• 5+ years of development experience at least two or more of the following languages (Python, Ruby, javascript and Java)
• Expertise in object oriented design and design patterns
• Experience releasing highly scalable enterprise products full lifecycle
• Experience mentoring and training others on complex technical issues
• Experience with implementing algorithms to solve complex real world problems
• Solid coding practices including good design documentation, unit testing, peer code reviews
• Excellent verbal and written communication
• A proven ability to learn and adapt to new, complex development environments with deep dive analytical skills
• Strong object-oriented programming skills, knowledge of design patterns, and an uncanny ability to design intuitive module and class-level interfaces
• Experience in algorithm design and problem solving
• Experience leading small teams of engineers
• Experience with technologies like MongoDB, DynamoDB is highly desirable
• Experience developing full stack web applications using Perl, Java, Python or PHP
• Experience in any of the top JavaScript MVC frameworks, like Backbone, Angular, Ember, Spine or Knockout
• Passion for creating efficient, scalable, highly usable web interfaces
• Candidates from  Product Start-up companies would be highly preferred.

• Own our user interfaces with an eye to lightning-fast performance and a great user experience
• Implement compelling and intuitive UIs, shaping the design and feel of the product alongside our founders
• Write a significant amount of code for new and existing features
• Ship high-quality code and architecture
• Mentor engineers on the team, developing their skills and helping advance their careers
• Help shape the future of our engineering organization

Requirements

• You have been building production web applications for 5+ years and know the systems from top to bottom
• You know SQL and have significant programming experience on the frontend with React
• You have a BS/MS/Ph.D. in a scientific field or equivalent experience
• You want to work in a fast-paced, high-growth startup environment that respects its engineers and customers
• Comfortable working with a 100% distributed engineering team, collaborating on GitHub, Slack, Zoom, etc. in the open and as a self-starter.

Bonus points

• You have backend experience building microservices
• You’ve contributed to open-source libraries and actively participate in the development community (blogging, meetups, tweeting, etc.)
• You have experience building interactive data visualizations
• You have worked in TypeScript, Java, Go

Skills

• 3 to 7 Years of experience in Full Stack Technologies-  Express, Lambda, SQL, React, Node JS, Java
• Knowledge of web framework.
• Able to create database schemes that represent and support business processes
• Having a Start-Up experience is a plus
• Having a degree from Premier Engineering Institute is a plus

KRA 

• Work collaboratively in architecture/developing/maintaining solutions Design, efficient, testable, reusable, reliable, and clean code using best software development practices
• Contribute towards the entire development life cycle of analysis, design, implementation and test
• Integration of user-facing elements with server-side logic
• Automation, including writing unit and integration tests
• Maintain high standards of quality for code technical documentation, and deliverable
• Detect, report, investigate, and fix product defects
• Stay abreast of emerging technologies/industry trends
• Ability to learn a lot quickly
• Be active in the community by participating in meetups and conferences
• Participate in brainstorming and idea generation activities.

What Makes You A Great Fit

• Ability to communicate clear timelines and the ability to over achieve them
• Fast Learner, very good interpersonal skills, positive attitude
• Ability to pick something new and learn it fast whatever way possible

Location : 

 As Grip is a company started during the Covid-19 Era we believe in working from wherever you want and meeting you virtually every now and then.  

About the compnay : Grip:

GRIP is an online fintech company aimed at providing a convenient, hassle free investment experience through investing in physical assets. The company kickstarted its journey in 2019 and was founded by Nikhil Aggarwal, who previously served as the COO of Chalo and Vice President of Morgan Stanley. He also worked for the World Bank.

The leasing industry in India remains largely unexplored and GRIP's objective is to make retail investors aware of it as an investment option. Through GRIP, one can invest in physical assets leased to corporates and earn stable monthly returns. The proposition is not as volatile as the share market and the returns are extremely healthy. GRIP focuses on the employed upper-middle class spectrum and aims to provide an effective alternative to these investors.

Why Grip :

While we offer competitive cash compensation along with ESOPs to participate in our long-term growth, the real upside is simply the challenge ahead and the awesome, friendly team by your side. And an opportunity to learn and grow at a breakneck speed as we redefine the contours of finance for Investors in India.

• Primary responsibility is to take up product development as a full stack developer and ability to work with the larger product team, arrive at best architectural approach, choose most appropriate frameworks, code and deliver
• Shown success as an individual contributor. Should have consistently demonstrated ability and commitment to deliver major initiatives in a timely manner
• Embrace good development practices including design specification, coding standards, unit testing and code reviews
• A self­starter, who loves to take on hard problems, loves solving service scalability problems, enjoys breaking things and enthusiastic to learn new technologies and working in startup environments