Senior Software Engineer (FullStack)
Synup is a marketing platform for local businesses.
Ever tried to find the best Sushi restaurant in town?
- We help businesses like that be found online by helping them manage their online profiles across different platforms like Google, Facebook, Apple Maps, Yelp, etc.
- We build tools for them to interact with customers better by notifying them of latest reviews, helping them respond appropriately or collect feedback.
- We provide them with analytics reports that these businesses would not have otherwise had access to.
Our customers include businesses both small like a Sushi restaurant or large like your most trusted bank.
About your role as our new Senior Software Engineer (FullStack)
As an experienced engineer we know that you have built software to solve various business problems at your previous workplaces. You may have also explored technologies on your own for your learning or hobby projects.
- You will be building APIs for the Synup platform and also UI to make our platform capabilities available to our customers.
- You and the team that you are a part of will be collectively responsible building performant software and customer experiences that scale to our next million customers.
- You will be responsible for writing technical specs and contributing to it's implementation. We expect that you would have done the same in your previous workplaces.
- Other folks on our team are looking forward to learn from your experiences.
For engineers that join our team
- We expect you to be good with Ruby or Python to build APIs.
- You will be contributing to our UI that is built with React and GraphQL.
- We hope our team members have a strong grasp of software design patterns and know when to put them to good use.
- Experience with an SQL datastore would help a lot. PostgreSQL is our primary datastore.
- We optimize our search functionality and rollup reports by using ElasticSearch.
- We expect that you have used Redis. Redis is our swiss army knife to solve a lot of problems apart from just caching.

About Synup
About
Connect with the team
Similar jobs
Job Title: Senior Full-Stack Developer (Tech Lead)
Experience: 5–8 Years
Location: Ahmedabad (Hybrid / On-site preferred)
Salary: Flexible for the right candidate
Note: This role is strictly for Ahmedabad-based (local) candidates. On-site presence is mandatory.
Role Overview
We are seeking a highly skilled Senior Full-Stack Developer (Tech Lead) to lead technical delivery and oversee end-to-end system execution. The ideal candidate will take ownership of architecture, ensure high-quality engineering standards, mentor junior team members, and effectively communicate with clients and stakeholders.
This role is best suited for a hands-on professional who enjoys solving complex problems, building scalable systems, and taking full responsibility for technical outcomes.
Key Responsibilities
- Design, develop, and maintain scalable backend and frontend systems
- Own system architecture and technical decision-making
- Lead code reviews and enforce clean, modular, and maintainable code practices
- Collaborate with clients to understand requirements and provide technical solutions
- Mentor and guide junior developers to improve overall team performance
- Ensure reliability, performance, and security of applications
- Drive best practices across development, deployment, and CI/CD workflows
- Design and integrate Generative AI–powered features where applicable (e.g., chatbots, content generation, automation tools)
Required Technical Skills
Backend (Must-Have)
- Strong experience with Node.js (Express.js / NestJS)
- RESTful API design and implementation
- Database design, optimization, and performance tuning
- Experience with PostgreSQL / MySQL
- Hands-on experience with MongoDB or other NoSQL databases
- Authentication and authorization mechanisms (JWT, OAuth2, RBAC)
- Willingness to learn Python and its frameworks (Django / FastAPI)
- Basic Python knowledge is an added advantage
- Experience with React.js or Next.js
- Strong knowledge of JavaScript / TypeScript
- Component-driven architecture and reusable UI patterns
- State management using Redux / Zustand / Context API
- Responsive UI development using MUI, Ant Design, or Tailwind CSS
Engineering Practices
- Proficient with Git, GitHub/GitLab
- Understanding of CI/CD pipelines
- Experience with Docker and containerization
- Familiarity with clean architecture and modular design patterns
Bonus Skills (Nice to Have)
- Microservices architecture
- Experience with Prisma ORM
- DevOps exposure (AWS, EC2, Vercel, Docker, Nginx)
- Caching solutions such as Redis
- Queue systems (Celery, Kafka, RabbitMQ)
- Exposure to AI / LLM integrations
Soft Skills
- Strong sense of ownership and accountability
- Excellent English communication skills (verbal and written)
- Proven ability to mentor and lead junior developers
- Strong analytical and problem-solving mindset
- Reliable, consistent, and delivery-focused
- Leadership maturity and professionalism
Job Description – Full Stack Developer (React + Node.js)
Experience: 5–8 Years
Location: Pune
Work Mode: WFO
Employment Type: Full-time
About the Role
We are looking for an experienced Full Stack Developer with strong hands-on expertise in React and Node.js to join our engineering team. The ideal candidate should have solid experience building scalable applications, working with production systems, and collaborating in high-performance tech environments.
Key Responsibilities
- Design, develop, and maintain scalable full-stack applications using React and Node.js.
- Collaborate with cross-functional teams to define, design, and deliver new features.
- Write clean, maintainable, and efficient code following OOP/FP and SOLID principles.
- Work with relational databases such as PostgreSQL or MySQL.
- Deploy and manage applications in cloud environments (preferably GCP or AWS).
- Optimize application performance, troubleshoot issues, and ensure high availability in production systems.
- Utilize containerization tools like Docker for efficient development and deployment workflows.
- Integrate third-party services and APIs, including AI APIs and tools.
- Contribute to improving development processes, documentation, and best practices.
Required Skills
- Strong experience with React.js (frontend).
- Solid hands-on experience with Node.js (backend).
- Good understanding of relational databases: PostgreSQL / MySQL.
- Experience working in production environments and debugging live systems.
- Strong understanding of OOP or Functional Programming, and clean coding standards.
- Knowledge of Docker or other containerization tools.
- Experience with cloud platforms (GCP or AWS).
- Excellent written and verbal communication skills.
Good to Have
- Experience with Golang or Elixir.
- Familiarity with Kubernetes, RabbitMQ, Redis, etc.
- Contributions to open-source projects.
- Previous experience working with AI APIs or machine learning tools.
We are looking for a Node.js Lead Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
As a MERN Stack Developer / Software Architect, you will play a crucial role in the architecture, development, and leadership of our digital products. You will collaborate closely with cross-functional teams to create exceptional user experiences, while also ensuring the scalability, security, and performance of our applications.
Responsibilities:
- Architecture and Technical Leadership: Design and develop the architectural roadmap for the website and mobile app. Lead and mentor a team of 8-9 MERN Stack developers, providing technical guidance, code reviews, and best practices to ensure high-quality solutions.
- Full Stack Development: Hands-on contribution to the development of complex features and functionalities using the MERN (MongoDB, Express.js, React, Node.js ) stack. Implement robust and maintainable code that aligns with industry standards.
- Scalability and Performance: Collaborate with the team to optimize application performance, ensuring that the platform can handle increased traffic and usage while maintaining a seamless user experience.
- Code Quality and Best Practices: Enforce coding standards, conduct regular code reviews, and implement best practices for software development. Ensure that the team follows coding, testing, and documentation standards consistently.
- Technical Evaluation: Evaluate and adopt new technologies, tools, and frameworks that can enhance the development process and overall product quality.
- Collaboration: Work closely with Product Managers, Designers, and other stakeholders to translate business requirements into technical solutions. Collaborate effectively with cross-functional teams to deliver on time and within scope.
- Problem Solving: Troubleshoot complex technical issues and provide innovative solutions to challenges that may arise during the development lifecycle.
- Continuous Learning: Stay updated with the latest trends, technologies, and best practices in the MERN stack and software architecture domain. Share knowledge and promote a culture of learning within the team.
Requirements:
- Bachelor's degree in Computer Science, Engineering, or related field. Master's degree is a plus.
- 7-10 years of professional experience in software development, with a strong focus on MERN stack development.
- Proven experience in designing and implementing scalable, high-performance web applications and mobile apps.
- Solid understanding of software architecture principles and design patterns.
- Previous experience in a leadership or technical mentorship role.
- Strong proficiency in MongoDB, Express.js, React, and Node.js .
- Experience with cloud platforms (e. g., AWS, Azure) and DevOps practices.
- Excellent problem-solving skills and a proactive attitude towards addressing challenges.
- Effective communication and collaboration skills.
- Prior experience in the health and wellness industry is a plus.
About Us
UnScript.AI is a Deep-Tech company with a focus on creating highly engaging interactive videos solving conversion and engagement problems leveraging the most recent breakthroughs in Artificial Intelligence.
Responsibilities:
Full Stack Engineers at UnScript.AI are involved in all parts of the product life cycle: idea generation, design, planning, execution, and shipping. On day-to-day work, we create reliable, scalable and highly performant systems. A commitment to teamwork, hustle and good communication skills are our key requirements. As Full Stack Engineer, you will lead end-to-end development of modules with complete ownership of design, planning, coding & delivery.
- The Software Development Engineer's core responsibilities include working on highly maintainable and unit-tested software components/systems that address real-world problems.
- Ensure quality at every level be it problem-solving, design, code or bug fixes.
- Should be able to collaborate with product managers, architects and other stakeholders to ensure smooth execution of sprints.
- Own and unblock users on production issues, able to troubleshoot and fix production issues on priority.
SKILL SETS REQUIRED: Kubernetes, AWS/any other cloud, NodeJS, JavaScript, React/Next, Design thinking, API Framework
REQUIRED QUALIFICATIONS
- B.Tech or higher in Computer Science from a premier institute. (We are willing to waive this requirement if you are an exceptional programmer).
- You are a strong coder, Love to explore multiple languages and tech stacks; We are language-agnostic, and we love people who like to explore multiple stacks. We’re looking for people who can write clean, effective code.
- Building scalable & performant web systems with clear focus on reusable modules.
- You are comfortable in a high paced environment and can respond to urgent (and at times ambiguous) requests
- Ability to translate fuzzy business problems into technical problems & come up with design, estimates, planning, execution & deliver the solution independently.
Follow Agile development model to incrementally build out the applications with regular reviews with Product
- Knowledge in AWS would be great to have.
- Ability to work with databases, data pipelines.
About Us:
UnScript is a deep tech startup that builds powerful SAAS tool to generate videos using AI. UnScript was founded by distinguished alums from IIT, with exemplary backgrounds in business and technology. UnScript has raised two rounds of funding from global VCs with Peter Thiel(Co-founder, Paypal) and Ried Hoffman ( Co-founder, Linkedin) as investors.
The Team:
Unscript was started by Ritwika Chowdhury. Our team brings experience from other foremost institutions like IIT Kharagpur, Microsoft Research, IIT Bombay, IIIT, BCG etc. We are thrilled to be backed by some of the world's largest VC firms and angel investors.
Job Description
We are looking for a skilled and ambitious Full-Stack Developer (React/React-Native, PHP, and NodeJs )to join our development team. In this role, you will be responsible for developing and implementing applications using React.js, NodeJS, PHP, and its libraries such as Redux, Redux-Saga, ExpressJs, Laravel. You will also be responsible for profiling and improving performance and documenting the codebase. To ensure success as a Full Stack developer, you should have in-depth knowledge of Javascript (ES6 or above), NodeJS, PHP 7.x, MySQL and its concepts, excellent coding skills, and a good understanding of progressive web applications.
Full Stack Developer Responsibilities:
- Reviewing application requirements and interface designs.
- Identifying web-based user interactions.
- Understand the past code and improve when needed.
- Develop components in a scalar way so, can be used again.
- Developing and implementing front-end + back-end architecture to support user interface concepts.
- Monitoring and improving application performance.
- Documenting application changes and developing updates.
Full Stack Developer Requirements:
- In-depth knowledge of Javascript, CSS, and HTML.
- In-depth knowledge of REACT libraries like Webpack, Redux, Redux-Saga and React Router.
- In-depth knowledge of NodeJs, ExpressJs, PHP, Laravel Framework
- Experience with User interface design and development.
- Experience with browser-based debugging and performance testing software
- Excellent troubleshooting skills.
- Build high-quality user interfaces from design mockups.
- Good project management skills and communication skills
- Collaborate with Product, Design, and other developers to understand requirements.
- Write tests to ensure high-grade code.
- Adhere to code style and code quality standards.
- Provide code review feedback to teammates.
- Good understanding of AWS infrastructure.
WHAT WE'RE LOOKING FOR
- Bachelors or masters in software engineering, Computer Science or other relevant disciplines
- 2+ years experience as a Back-End or Full Stack Developer with hands-on experience working with Python web application development
- Strong Knowledge in Python v3.x Language
- Experience in REST APIs with JSON
- Error handling and Logging
- Any DB knowledge
- Knowledge on Sumo Logic log aggregation is a plus
- Must know how to produce high quality, “Clean” code that is performant, maintainable and secure
Title: Software Development Engineer Fullstack
Duration: Permanent / Fulltime
- Development and potentially maintenance of advanced software systems and their features.
- Interact with customers and partners to scope and estimate user stories from acceptance criteria.
- Produce highly testable code with an emphasis on quality and correctness.
- Work alongside other engineers to improve technology, while consistently applying established effective software development practices.
- Attend regular project meetings, report on progress and setbacks, and participate in both planning and retrospective exercises.
- Proficient in .NET Core /C# ,Strong in OOPs, MVC, Design patterns, SOLID principles, Web API, SQL Server.HTML5, CSS3, JavaScript/Type scripting and web development frameworks.
- Expertise in React, Nodejs,
- 3 years of SQL server development
- Database design SOAP, REST
Expected Skills :-
- Knowledge/Application of data structures and algorithms.-
- Problem-solving attitude : This means when you face a problem (not necessarily technical), your natural reaction is "How can I solve it best" rather than "How can I get out of it/avoid it/overlook it"-
- Working knowledge in Java(SpringFramework) is a must.
- Working knowledge in ReactJs is a plus.- Working knowledge in Python, MongoDB is a plus.
- The founding team has extensive experience in launching and scaling up fintech products & New business verticals. The founders have rich leadership experience across Consulting, fintech and payment companies










