Sr. Full stack Engineer

At Intain, we fuse blockchain, analytics, and AI to power next-gen platforms for structured finance.

Join us to build on the cutting edge—smart-contract rails, real-time analytics, and AI-assisted workflows—all in one product stack.

What You’ll Do

• Own features end-to-end: design → code → test → deploy → iterate.
• Build modern web apps (React.js / Node.js, REST/GraphQL) that move real money.
• Automate quality with tests, CI/CD, and cloud (Azure).
• Use AI dev assistants to hit our “1 dev = 4 devs” productivity bar.

Our Stack

React.js · Node.js · Go · Snowflake · Azure · Kubernetes · Git Workflows · Postgres/MongoDB · Solidity

You Bring

• Proven full-stack delivery in JS/TS (React + Node).
• Habit of shipping clean, production-ready code—fast.
• Comfort treating AI coding tools as teammates, not toys.
• Ownership mindset: measured by what you deliver, not tenure.
• Blockchain dev experience = bonus (not required).

Why Intain?

• Openings for Tech Lead and Senior Engineer — core seats on a small, high-output team.
• Compensation & ESOPs tied directly to shipped value.
• Chance to redefine capital markets with tech that actually ships.

📍 About Us

Intain is transforming structured finance using AI, blockchain, and real-time analytics to streamline transactions, improve transparency, and scale impact.

About HighLevel

HighLevel is a cloud-based, all-in-one white-label marketing and sales platform that empowers marketing agencies, entrepreneurs, and businesses to elevate their digital presence and drive growth. With a focus on streamlining marketing efforts and providing comprehensive solutions, HighLevel helps businesses of all sizes achieve their marketing goals. We currently have 1000+ employees across 15 countries, working remotely as well as in our headquarters, which is located in Dallas, Texas. Our goal as an employer is to maintain a strong company culture, foster creativity and collaboration, and encourage a healthy work-life balance for our employees wherever they call home.

Our Customers

HighLevel serves a diverse customer base, including over 60K agencies & entrepreneurs and 500K businesses globally. Our customers range from small and medium-sized businesses to enterprises, spanning various industries and sectors. Scale at HighLevel: We work at scale; our infrastructure handles around 3 Billion+ API hits & 2 Billion+ message events monthly and over 25M views of customer pages daily. We also handle over 80 Terabytes of data across 5 Databases. About the

Team

Currently we have millions of sales funnels, websites, attributions, forms and survey tools for lead generation. Our B2B customers use these tools to bring in the leads to the HighLevel CRM system. We are working to continuously improve the functionality of these tools to solve our customers’ business needs. In this role, you will be expected to be autonomous, guide other developers who might need technical help, collaborate with other technical teams, product, support and customer success

About the Role

● You will lead and mentor a team of engineers, fostering a culture of collaboration, innovation, and continuous improvement.

● You will architect, develop, and optimize scalable solutions using Google Cloud Platform services (or equivalent platforms like AWS), including Pub/Sub, Cloud Tasks, GKE (Kubernetes), and autoscaling mechanisms.

● You will also drive frontend development initiatives using Vue or React, focusing on performance optimization and, if applicable, module federation.

● You will design and optimize database structures and queries, focusing on MongoDB and Firestore, to ensure high performance and scalability.

● You will build and scale platform infrastructure in dynamic, fast-paced environments, ensuring reliability, security, and cost-effectiveness.

● You will collaborate with cross-functional teams to define technical requirements and deliver impactful solutions.

● You will solve complex technical problems, especially under pressure, with a methodical and analytical approach.

● You will stay updated on industry trends and best practices, integrating them into the team's workflows and architectures. Required

Qualifications

● 5+ years of experience in software engineering, with at least 1 year in a leadership role.

● Expertise in Google Cloud Platform services (or equivalent), including hands-on experience with Pub/Sub, Cloud Tasks, Kubernetes (GKE), and autoscaling strategies.

● Strong proficiency in modern frontend frameworks like Vue or React, with a deep understanding of frontend optimization techniques; knowledge of module federation is a plus.

● Advanced knowledge of databases, particularly MongoDB and Firestore, with proven experience in performance optimization.

● Demonstrated success in building and scaling platform infrastructure in high-growth or fast-paced environments.

● Strong analytical and problem-solving skills, with the ability to perform effectively under pressure.

● Comprehensive understanding of system architecture and cloud practices.

● Excellent communication and leadership skills, with a track record of mentoring and developing engineering teams.

• 5 to 8 years ‘Hands-on’ experience in Java/J2EE/Microservices development
• Hands on with CODING in both JAVA and Angular 2+
• Experience constructing custom Microservices applications using Java, SpringBoot, Spring Cloud and Spring Core.
• Experience in Spring boot 4 or more years.
• Last job to be completely hands on in Spring Boot and looking for hands on in Spring Boot the next role.
• Experience in writing unit test cases (JUnit)
• Well used to Agile (XP, Scrum, SAFe)
• REST Services (HTTP methods, CRUD, Status codes, Authentication, Authorisation)
• Angular 2+, HTML,CSS

Position Overview :

As an Intermediate Software Engineer, you will design, develop, and maintain high-performance and scalable applications for Membership, Marketing, and Map services. Your role involves coding, unit testing, and building applications to meet the needs of millions of Sam's members. You should be intellectually curious, passionate about technology, and a supportive team player.

Key Responsibilities :

- Design, code, and test scalable applications in Java and React.

- Ensure high performance and maintainability of applications.

- Participate in peer code reviews and support team deliverables.

- Manage applications to meet engineering and operational excellence criteria.

- Collaborate with team members to align efforts with business needs.

Required Skills and Experience :

- Java : Experience with Java 8 or above, including lambda functions and streams.

- React : Proficiency in React, including tools like Flux, Flow, and Redux.

- Testing : Strong in writing modular and testable code with frameworks like JUnit, Mockito, and Mock MVC.

- Front-End : In-depth knowledge of JavaScript, CSS, HTML, and React fundamentals.

- Micro-Services : Experience with micro-services architecture and distributed systems.

- Spring Boot : Hands-on experience with Spring Boot and related technologies.

- Databases : Experience with relational and NoSQL databases (e.g., Cosmos DB).

- Caching : Knowledge of caching technologies like Redis or Memcached.

- Monitoring : Experience with monitoring tools like Prometheus and Splunk.

- CI/CD : Familiarity with CI/CD tools like Jenkins, Git, Maven, and Gradle.

- Containerization : Experience with Docker, Helm, and Kubernetes.

- Cloud Platforms : Experience with Azure, GCP, or similar public cloud platforms.

- Performance Testing: Experience with performance testing tools like JMeter is a plus.

- Retail Domain Knowledge : Good understanding of the retail domain is beneficial.

Qualifications :

- Bachelor's degree in Computer Science, Engineering, or related field.

- 7+ years of experience in software engineering or a related field.

Additional Information :

- Strong problem-solving skills and analytical thinking.

- Ability to work effectively in a team environment

• Azure IaaS and PaaS.
• .Net (Core and Framework)
• Web API, ASP.NET, Entity Framework
• MS SQL Server
• HTML5, CSS3, Jquery and JSON
• Angular / React JS
• Unit Testing Framework for .NET using MS Test Manager or Nunit
• Unit Testing Framework for Angular or React JS

• Docker & Kubernetes
• BOT

• Should have the ability to implement solution based on the technical design document and discussions with Tech Leads  / Architects.
• Should have the ability to identify and implement software development best practices.
• Should have the ability to collaborate with other team members to deliver the solution.
• Should have the abiliity to troubleshoot issues..

JOB DESCRIPTION

Overview - We always put our users first. We start by looking at things from the user’s perspective and end by evaluating how the solution has impacted the user.  We are looking for People who are continuously adapting to new technologies and excited to work on products that influence millions of people every day. The Android and iOS mobile applications are used by millions of people around the world and are some of India’s best known and most loved applications and we’re looking for someone to lead the engineering teams that build these apps.

Role - We are looking for a highly skilled computer programmer who is comfortable with both front and back end programming. Full Stack Developer will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail. You will strike a balance between the consumers’ intent and the business’s needs.

What you will do in this role

• Developing front end website architecture.
• Translate requirements and mock-ups into fully functional features by working closely with business and product owners, creative designers and back-end developers.
• Creating servers and databases for functionality.
• Review requirements, design specifications, propose solutions and implementation.
• Work with team leads on the requirements and create estimates against those requirements.
• Deliver projects on time in an agile and continuous development environment.
• Writing tests in a client-side test framework such as Jest, Jasmine, etc.
• Designing and developing APIs.
• Monitor systems to ensure they meet both user needs and business goal.

What you should have

• 2-5 years of hands-on experience in software development and system administration.
•  Experience in Micro services, Serverless applications, Container-based applications.
•  Strong Experience on AWS cloud (Lambda, S3, Kinesis, SQS, SNS, ECS, Dynamo DB).
•  Good understanding of Devops, Apache Kafka.
•  Familiarity with JavaScript frameworks such as ReactJS.
•  Proficiency with server side languages such as NodeJS, Python and PHP.
•  Familiarity with database technology such as MySQL, Mongo DB and Dynamo DB.
•  Familiarity with Logging & Monitoring tools like Kibana, NewRelic, DataDog
• Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
• Experience with unit testing & Test Driven Development (TDD) and CI/CD.

• BE (Comp/IT), ME (Comp/IT), MCA, M.Tech, B.Tech.

You will be responsible for architecting and developing features on the application end to end. You will be working closely with the Product Managers and the Technical architect to come up with high-quality, resilient, and highly performant applications.‍

• Design and develop SaaS-based applications based on microservices architecture.
• Work on core backend and ensure it meets the performance benchmarks.
• Work on the front end with ReactJS.
• Designing and developing APIs for the front end to consume.
• Constantly improve the architecture of the application by clearing the technical backlog.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.

An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.

• Education - BE/MCA or equivalent.
• Overall 4+ years of experience.
• Agnostic/Polyglot with multiple tech stacks.
• Worked on open source technologies – NodeJS, ReactJS, MySQL, NoSQL, MongoDB, DynamoDB.
• Good experience with Front-end technologies like JavaScript frameworks, ReactJS, AngularJS.
• Backend exposure – good knowledge of building API.
• Worked on serverless technologies.
• Efficient in building microservices in combining server & front-end.
• Knowledge of cloud architecture.
• Should have sound working experience with relational and columnar DB.
• Should be innovative and communicative in approach.
• Will be responsible for functional/technical track of a project.

You will closely work with the engineering team and support the Product Team of Compass.‍

A wholesome opportunity in a fast-paced environment will enable you to juggle between concepts yet maintain the quality of content, interact, share your ideas, and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.

A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore, and Dublin. We have three products in our portfolio: Plum, Empuls, and Compass. Xoxoday works with over 1000 global clients. We help our clients engage and motivate their employees, sales teams, channel partners, or consumers for better business results.‍

We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. However, we assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.

Exp : 3 – 7 years

Salary : up to 25 LPA

Location : Bangalore

Notice : Only Dec Joiners