Principal Engineer - MERN Stack

REVIEW CRITERIA:

MANDATORY:

• Strong Forward Deployed / Client-Facing Software Engineer / Integration / Product Support Engineer profiles
• 1–6 years of professional experience or strong internship/project work in software engineering.
• Strong proficiency in at least one programming language (Python / Java / JavaScript / TypeScript)
• Solid foundation in Data Structures, Algorithms, System Design, and ability to build production-grade solutions quickly
• Experience working on API integrations, backend services, data pipelines, or workflow-based systems
• Excellent analytical and problem-solving capability; ability to work directly with enterprise clients to diagnose and solve complex technical issues
• Strong communication skills and proven ability to collaborate with product, engineering, and customer teams
• Willingness to travel frequently to global client sites for deployments and solution delivery
• B.Tech / B.E. in Computer Science from Tier-1 institutes (IITs, BITS, NSIT, DAIICT, DTU, etc.)
• Product Company only

PREFERRED SKILLS:

• Exposure to cloud services, data integration, ETL/Reverse ETL, or workflow automation tools.
• Experience with React / frontend frameworks, low-code development, or building internal tools.
• Familiarity with AI/ML, GenAI tools, LLM-driven automation, or experience applying them to real use cases.

ROLE & RESPONSIBILITIES:

As a Forward Deployed Software Engineer (FDSE) at UnifyApps, you’ll work at the intersection of engineering, problem-solving, and customer impact. You’ll embed with enterprise clients, understand real-world problems, and design and implement solutions using the UnifyApps platform. This role is ideal for high-potential engineers from Tier-1 colleges who want to work on real enterprise-scale problems, gain full-stack exposure, and grow rapidly in a high-impact SaaS environment.

KEY RESPONSIBILITIES:

• Work with client and internal teams to understand complex business processes, legacy systems, and integration needs.
• Design, build, and deploy solutions using the UnifyApps platform across data, workflows, and GenAI/LLM use cases.
• Develop data pipelines, API integrations, and low-code apps to solve high-impact problems.
• Collaborate closely with UnifyApps’ product and engineering teams to shape platform capabilities through real deployments.
• Rapidly prototype, iterate, and deliver production-grade solutions with high ownership.
• Contribute to internal accelerators, templates, and best practices.

IDEAL CANDIDATE:

QUALIFICATIONS - REQUIRED:

• B.Tech / B.E. in Computer Science from Tier-1 institutes such as IITs, BITS, NSIT, DAIICT, DTU etc.
• 1–6 years of professional experience or strong internship/project work in software engineering.
• Proficiency in at least one programming language: Python, Java, JavaScript, or TypeScript.
• Strong foundation in data structures, algorithms, and system design.
• Excellent analytical and problem-solving skills.
• Strong communication and ability to work collaboratively.
• Willingness to travel frequently to client sites across the globe.

QUALIFICATIONS - PREFERRED:

• Exposure to data integration, APIs, cloud services, or workflow tools.
• Experience with React / frontend frameworks or low-code platforms.
• Familiarity with AI/ML concepts or GenAI tools.
• Prior internships in SaaS, enterprise tech, or consulting environments.

PERKS, BENEFITS AND WORK CULTURE:

• Competitive salary package.
• Opportunity to learn from and work with senior leadership & founders.
• Build solutions for large enterprises that move from concept to real-world impact.
• Exceptional career growth pathways in a highly innovative and rapidly scaling environment.

• 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
  

• As a lead engineer, you will be expected to execute and deliver large and complex projects end-to-end, with or without the involvement of other team members.
• Participate in code reviews, app architecture, and design discussions.
• Ensuring timely delivery of all product deliverables.
• Be the go-to person for the team for guidance and troubleshooting. 
• Mentoring junior developers and set best practices for coding, reviews, etc.
• Ensuring performance and scalability in all new product features being developed. 

• Overall of 5+ years of expertise in at least one dynamic programming language like Python and one MVC web framework, preferably Django.
• Experience in at least one frontend framework, preferably React.js
• Expertise in database modeling, preferably relational DB, spotting DB bottlenecks, and writing optimized DB queries.
• Expertise in all common AWS cloud technologies, knowledge of CI/CD tools, and workflows.

What is Redink?

               Redink is an Edutech platform that enables schools and teachers to efficiently reduce their workload by automating them using a single app and thereby identifying students learning gaps and improving students’ outcomes. Recently awarded as the “Best Classroom Management App” and also selected for the Nasscom 10K Startups incubation program, Redink is ready to create a whole new Education Ecosystem in our Fast-growing world.

What Are We Looking For?

Redink is looking for a Sr.BackEnd Developer (CTO) - Fullstack

Technologies - Node.Js & React.Js

Experience - Minimum 3 - 5 years as CTO in startups.

Roles And Responsibilities

• Work across the stack from a code commit to running it in production, with the end goal of delivering the best possible experience for the user
• Design, develop and test features from inception to rollout
• Write high-quality code that is scalable, testable, maintainable and reliable
• Independently own and drive new features from scratch
• Work in an Agile environment and facilitate agile practices
• Champion best practices and cross-functional skill development
• Mentor and guide junior team members
• Cultivate talent and bring out the best in your team members
• Continuously improve by working on and providing feedback.

Mandatory Skills

• Experience working with NodeJS on the backend and ReactJS on the frontend
• Strong knowledge of creating scalable REST APIs
• Working experience with databases like MongoDB, Redis and Relational databases
• Strong understanding of Object-Oriented Programming and/or Functional Programming concepts
• Past experience tackling scaling issues is preferred
• Experience practicing Agile software development methods is preferred.

What Really Gets Us Excited About You?

• Experience in working with product-based start-up companies
• Knowledge of working with SAAS products.
• Experience with Node.js and React.js is mandatory.
• Exposure to databases like MongoDB, Redis, and/or any Relational databases is preferred.

What Do We Offer?

Interesting Work |

We hire curious trendspotters and brave trendsetters. This is NOT your boring, routine, cushy, rest-and-vest corporate job. This is the “challenge yourself” role where you learn something new every day, never stop growing, and have fun while you’re doing it.

Tribe Vibe

| We are more than colleagues, we are a tribe. We have a strict “no a**hole policy” and enforce it diligently. This means we spend time together. We are a diverse and distributed team, but we like to stay connected.

Bragging Rights

| We are dreamers and dream makers, hustlers, and honeybadgers. Our efforts pay off and we work with the most prestigious brands, from big-name retailers to airlines, to professional sports teams. Your contribution will make an impact with many of the most recognizable names in almost every industry including Chase, The Miami HEAT, Cisco, Shell, Express, Riot Games, IcelandAir, Morningstar, and many more!

A Seat at the Table

| One Team One Dream is one of our values, and it shows. We don’t believe in artificial hierarchies. If you’re part of the tribe, you get a seat at the table. This includes unfiltered access to our C-Suite and regular updates about the business and its performance. Which, btw, is through the roof, so it’s a great time to be joining.

Php and framework full stack developer

Knowledge of Nodejs and python an added advantage

Understands ci cd and webapp deployment

Aws development and deployment understanding

Javascript understanding

Introduction

http://www.synapsica.com/">Synapsica is a https://yourstory.com/2021/06/funding-alert-synapsica-healthcare-ivycap-ventures-endiya-partners/">series-A funded HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don't have to rely on cryptic 2 liners given to them as a diagnosis. 

Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyse medical images and create v2.0 of advanced radiology reporting.  We are backed by IvyCap, Endia Partners, YCombinator and other investors from India, US, and Japan. We are proud to have GE and The Spinal Kinetics as our partners. Here’s a small sample of what we’re building: https://www.youtube.com/watch?v=FR6a94Tqqls">https://www.youtube.com/watch?v=FR6a94Tqqls

Your Roles and Responsibilities

The Application Manager is responsible for building and growing the Synapsic's radiology AI platform - Radiolens. The Application Manager works with product managers and team to create designs for various components of the application, to meet the application’s goals of providing fast and seamless radiology reporting while maintaining scale and extensibility. The Application Manager works with a team of engineers to build these components and owns the end-to-end delivery. The role requires an understanding of various technology choices and a deep understanding of Javascript, React, Nodejs, Mongodb, Python technologies to make right tools and technology choices and then create modules and programs using those technologies.

This is a highly visible role working directly with founders and requires a mix of technical acumen and team leadership skills to drive the execution of the platform. This person must be creative, ask questions, and be comfortable challenging the status quo. The position is based in our Bangalore office.

Primary Responsibilities

• Own end-to-end application development 
• Work along with product managers and teams to ideate, execute and deliver end-to-end software solutions. 
• Design, build and develop full stack apps with microservices.
• Ensure analysis, efficiency, responsiveness, scalability and cross-platform compatibility of applications through captured  metrics, testing frameworks, and debugging methodologies.
• Collaborate with Artificial Intelligence, data and other teams to integrate other products with the application
• Technical documentation through all stages of development
• Create design, develop modules, and coordinate efforts with the development team, working on application architectural implementation
• Guide and manage development team on all deliverables, including technical design, logical and physical design of the solution, coding, testing, and debugging
• Collaborate with Product Analysts and Product Managers to estimate and plan work and provide status updates to stakeholders
• Create a close working relationship with business partners to identify the pain points and provide better experience to clients
• Establish strong relationships, and proactively communicate, with team members as well as individuals across the organisation

Requirements

• Degree in Computer Science or related discipline with 6-10 years of experience.
• Proficiency with server side languages such as Nodejs, Python, shell scripting
• Hands on with Reactjs or similar framework/library.
• Proficiency with at least one no-sql database such as MongoDB.
• Experience with platform components and REST APIs, to define platform interfaces and boundaries
• Experience creating a loosely coupled, services oriented design that can scale for large volumes of data
• Experience supporting extensibility, to plug new modules or services without requiring re-design
• Expertise in object oriented programming and applying OO principles patterns
• Good command over CI/CD processes.
• Excellent communication and collaboration skills with project members and stakeholders.
• Good problem solving skills.
• Detail-oriented, eager to learn, acquire new skills
• Very high sense of ownership.
• Deep interest and passion for technology
• Prior experience of leading software teams
• Ability to plan projects, execute them and meet the deadline

Full Stack Developer

PiNimbus is a product engineering and niche technology service provider. We help businesses of different sizes ranging from budding start-ups to large conglomerates with our services and end-to-end solutions.

We are looking for hands-on full stack developer for a challenging and fun filled work of building a workflow automation system for simplifying current manual work.

You will become a part of a dynamic team that is collaborative, cross functional, fast-paced and work hand-in-hand with other developers and product managers. We value long term relationships, growth and well-being of our people and we value our people more than anything.

Roles and Responsibilities:

In this role, you will be creating and supporting Internet scale applications and features using distributed architecture, using a variety of current and new technologies that support the ecosystem such as: React, RXJS, node.js, dynamodb, lambda, mysql, to name a few. In this dynamic role, you will be responsible for the following: 

• Work in an agile environment.
• You will design, develop, write tests, and build applications and features spanning multiple layers - front-end, microservices, serveless, database, messaging queues, workflow system.
• Build Microservices, APIs and service workers.
• Provide thought leadership and propose high performing solutions.
• Refactor and enhance the applications to improve performance and maintainability. 
• Ensure application content and developed code complies with design standards, coding standards, practices and approaches. 
• Continuously address tech debt in the code.
• Work as a team to develop optimal solutions that meet customers and business needs. 
• Support testing, deployment, and monitoring of applications. 
• Unit test, Automate, and take pride and responsibility for the Quality of the work you develop and deliver.

Must have skills:

7+ or more years of demonstrable development experience building software that provides the user with a complete, delightful experience. 

• Understanding of and experience in using RESTful Services and messaging platforms. 
• Good understanding and experience with http/2 protocols.
• In depth knowledge of front-end technologies such as React, CSS/SASS, RxJS. 
• In depth knowledge of backend technologies as Node.js.
• Understanding of dynamodb/MongoDB/couchbase and/or SQL - mysql, postgres. 
• Proficiency with SOLID Principles and Design Patterns. 
• Proficiency with debugging, source control -git, and defect tracking. 
• Proficiency with distributed systems design. 
• Knowledge of AWS, Kubernetes, Docker, CI/CD. 
• Familiarity with unit testing and Test-Driven Design. 
• Familiarity with Domain Driven Design. 

Qualification:

BE/B.Tech or Equivalent degree in Computer Science or related field.