Fullstack Developer - MERN

Software Development Engineer 1 (SDE1)

Location: Remote (India preferred) | Type: Full-time | Compensation: Competitive salary + early-stage stock options

🧠 About Alpha

Modern revenue teams juggle 10+ point-solutions. Alpha unifies them into an agent-powered platform that plans, executes, and optimises GTM campaigns—so every touch happens on the right channel, at the right time, with the right context.

Alpha is building the world’s most intuitive AI stack for revenue teams —to engage, convert & scale revenue with an AI powered GTM team. l

Our mission is to make AI not just accessible, but dependable and truly useful.

We’re early, funded, and building with urgency. Join us to help define what work looks like when AI works for you.

🔧 What You’ll Do

You’ll lead the development of our AI GTM platform and underlying AI agents to power seamless multi-channel GTMs.

This is a hybrid UX-engineering role: you’ll translate high-level user journeys into interfaces that feel clear, powerful, and trustworthy.

Your responsibilities:

• Design & implement end-to-end features across React-TS/Next.js, Node.js, Postgres, Redis, and NestJs micro-services for LLM agents.
• Build & document scalable GraphQL / REST APIs that expose our data model (Company, Person, Campaign, Sequence, Asset, ActivityRecord, InferenceSnippet).
• Integrate third-party APIs (CRM, email, ads, CMS) and maintain data sync reliability > 98 %.
• Implement the dynamic agent flow builder with configurable steps, HITL checkpoints, and audit trails.
• Instrument product analytics, error tracking, and CI pipelines for fast feedback and safe releases.
• Work directly with the founder on product scoping, technical roadmap, and hiring pipeline.

✅ What We’re Looking For

• 1–3 years experience building polished web apps (React, Vue, or similar)
• Strong eye for design fidelity, UX decisions, and motion
• Experience integrating frontend with backend APIs and managing state
• Experience with visual builders, workflow editors, or schema UIs is a big plus
• You love taking complex systems and making them feel simple

💎 What You’ll Get

• Competitive salary + high-leverage early equity
• Ownership of user experience at the most critical phase
• A tight feedback loop with real users from Day 1
• Freedom to shape UI decisions, patterns, and performance for the long haul

JD: 

Designation :

Senior Software Engineer - Web application developer.Net (C#, ASP.Net) Web Application Developer Job

Educational Qualifications :

Engineering degree (in Computers) or MCA or M.Sc (in Information Technology

or Computer Science) or any Degree with equivalent work experience.

Experience :

• 4 - 7 years of strong working experience in advanced .NET technologies (Full

Stack Development)

Technical Qualification

• Should have at least 4 years of strong working experience in .NET technologies
• Proven working experience with Full Stack development
• Strong working experience with UI and JS frameworks like AngularJS,

ReactJS, TypeScript, CSS, SASS, Bootstrap etc. (all latest versions)

• Strong working experience with Azure environments/Services (Blobs,

queues, Storage, VMs, App service environments, Azure App services .NET

Core etc...)

• C#, Net 6, Web API
• Strong understanding of Dependency Injection
• Proven track record/Solid Hands-on experience with building projects from

scratch

o Setting up framework components

o Configurations

o Visualize DB Structure and design them

• Working experience with SQL Server 2019 and ADO.Net
• Hands-on experience with any No-SQL Database is a plus

We are seeking a skilled Senior Software Development Engineer (SDE-3) proficient in MERN stack technologies to join our dynamic team.

Responsibilities:

• Design, develop, and maintain scalable web applications and services using MERN stack technologies (MongoDB, Express.js, React.js, Node.js) and Nest.js.
• Implement frontend components and user interfaces using React.js and Next.js.
• Develop and integrate server-side logic using Node.js, Express.js, and Nest.js.
• Utilize MongoDB and SQL databases to manage and optimize data storage solutions.
• Implement real-time communication and event-driven architectures using technologies like Socket.io.
• Deploy applications on AWS cloud infrastructure, leveraging services such as EC2, S3, Lambda, DynamoDB, and others as required.
• Ensure code quality, performance, and adherence to best practices through code reviews and automated tests.
• Collaborate effectively with cross-functional teams including product managers, designers, and other developers.
• Stay updated with emerging technologies and industry trends to continuously improve development practices and tools.

Requirements:

• Bachelor’s degree in Computer Science, Engineering, or a related field (preferred).
• 5+ years of experience in software development with expertise in MERN stack technologies.
• Proficiency in Node.js, Next.js, React.js, Express.js, Nest.js, JavaScript, and TypeScript.
• Strong understanding of MongoDB and SQL databases, including database design and optimization.
• Experience building and deploying applications on AWS cloud infrastructure (EC2, S3, Lambda, DynamoDB).
• Familiarity with real-time web applications and event-driven architectures using technologies like Socket.io.
• Solid understanding of software development principles, design patterns, and best practices.
• Excellent problem-solving skills and ability to troubleshoot complex issues.
• Effective communication and collaboration skills, with the ability to work both independently and as part of a team in a fast-paced environment.

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

About Us:

At Sublime Data Systems, we are dedicated to creating scalable, enterprise-level software solutions that drive innovation and growth. We are seeking an experienced Fullstack Engineer to join our dynamic team. As a core member of our cross-functional unit, you will play a pivotal role in the entire development life cycle, from conception to deployment. Your leadership will be essential in mentoring and guiding our team towards excellence. If you are passionate about coding, thrive in an entrepreneurial environment, and possess expertise in front-end and back-end technologies, we would love to meet you.

Key Responsibilities:

• Architect and develop robust, scalable, and efficient web applications using Node.js and React.js.
• Lead a team of developers in the design, development, testing, and deployment of high-performance web applications.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Ensure the technical feasibility of UI/UX designs and optimize applications for maximum speed and scalability.
• Stay up-to-date with emerging technologies and industry trends to drive innovation and excellence in our products.
• Conduct code reviews to ensure code quality and adherence to best practices.
• Mentor and coach team members to foster a culture of continuous learning and growth.
• Troubleshoot and resolve complex technical issues, ensuring seamless application performance.

Qualifications:

• Bachelor's degree in Computer Science, Engineering, or a related field.
• Minimum of 5 years of experience in full-stack web development.
• Proficiency in Node.js, Express, Nest.js, React.js, and Next.js along with expertise in Typescript.
• Proven experience leading a team of engineers in a fast-paced, agile environment.
• Strong understanding of software development best practices, design patterns, and architectural principles.
• Extensive experience with front-end technologies such as HTML, CSS, and JavaScript.
• In-depth knowledge of RESTful APIs and experience with API integration.
• Expertise in utilizing modern development tools and deploying workflows, such as Git and CI/CD pipelines.
• Familiarity with message broker systems like RabbitMQ.
• Proficiency in databases such as Postgres or MySQL.
• Experience with ORM Frameworks like Sequelize or Typeform.
• Experience with microservices architecture.
• Experience with DevOps (AWS) practices
• Excellent problem-solving and debugging skills.
• Strong communication and leadership abilities.

Benefits:

• Positive work environment
• Encourage and sponsor learning and development programs
• Chance to work with advanced technology

What is the role?

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.‍

Key Responsibilities

• 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.

What are we looking for?

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.

Whom will you work with?

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

We are

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. works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.

Way forward

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. We however 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.