
Node.js Developer Requirements:
1. Bachelor's degree in computer science, information science, or similar.
2. At least two years' experience as a Node.js developer.
3. Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
4. Knowledge of front-end technologies such as HTML5 and CSS3.
5. Superb interpersonal, communication, and collaboration skills.
6. Exceptional analytical and problem-solving aptitude.
7. Great organizational and time management skills.
8. Availability to resolve urgent web application issues outside of business hours.

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Role Summary:
We are looking for a hands-on Java Solution Architect to design and lead scalable, secure, event-driven platforms. The ideal candidate has deep expertise in Java/Spring Boot microservices, Kafka, Redis/KeyDB, and open-source databases (Cassandra, PostgreSQL), with experience building high-throughput, low-latency systems.
Experience- 10+yrs
Key Responsibilities
- Architecture & Design
- Define service boundaries using DDD; create service contracts and API specifications.
- Design Kafka-based event flows (topics, partitions, retention, DLQs, idempotency).
- Choose fit-for-purpose storage (Cassandra vs PostgreSQL) for workloads:
- Cassandra for time-series, high write throughput, and horizontal scaling.
- PostgreSQL for transactional integrity, complex joins, and reporting.
- Engineer caching strategies using Redis/KeyDB (read-through/write-through, TTL, eviction).
- Establish NFRs (performance, availability, RPO/RTO) and capacity planning.
- Security & Compliance
- Implement OAuth2/OIDC, mTLS, token-based auth, key rotation, encryption at rest/in transit.
- Work with InfoSec/AppSec for threat modeling, VAPT, secure SDLC integration.
- DevOps & Observability
- Drive CI/CD pipelines (blue/green/canary), container orchestration (Kubernetes).
- Define SLOs/SLIs; implement metrics, logs, traces; promote proactive alerting.
- Governance & Standards
- Publish architecture guidelines, coding standards, and API governance (versioning, deprecation).
- Champion documentation (ADR, sequence diagrams, data flow, runbooks).
- Mentoring & Leadership
- Coach engineers; conduct design/code reviews; lead PoCs and migrations.
- Collaborate with Product/Delivery to align scope, timelines, and risk mitigation.
Required Technical Skills (Deep Expertise)
- Java: Java 17+, Spring Boot, Spring Cloud, reactive programming (WebFlux).
- Microservices: API Gateway, service mesh (Istio/Linkerd), resilience (Resilience4j).
- Kafka: Kafka Connect, Streams, consumer lag management, schema registry (Avro/JSON).
- Redis/KeyDB: Cluster configuration, HA, persistence (AOF/RDB), pub/sub and streams.
- Databases:
- Cassandra: Data modeling (partition keys, clustering), consistency levels, compaction strategies.
- PostgreSQL: Indexing strategies, partitioning, query planning, isolation levels, VACUUM.
- Cloud & Infra: Docker, Kubernetes, Helm/Terraform; AWS/Azure/GCP (EKS/AKS/GKE).
- Observability: Prometheus, Grafana, ELK/EFK, OpenTelemetry.
- Security: JWT, mTLS, secrets management (Vault/KMS), OWASP Top 10, compliance-aware design.
Soft Skills
- Strong stakeholder communication; ability to simplify complex technical decisions.
- Ownership mindset; risk identification and mitigation.
- Mentorship; collaborative leadership across cross-functional teams.
- Ensuring optimal performance of the central database and responsiveness to front-end requests.
- Hands on experience on DynamoDB, Lambdas and serverless architecture
- Good understanding of Microservices
- Knowledge of Node.js and frameworks available for it such as Express
- User authentication and authorization between multiple systems, servers, and environments
- Understanding fundamental design principles behind a scalable application
- Implementing automated testing platforms and unit tests
- Collaborating with front-end developers on the integration of elements.
- Developing high-performance applications by writing testable, reusable, and efficient code.
- Implementing effective security protocols, data protection measures, and storage solutions.
- Running diagnostic tests, repairing defects, and providing technical support.
- Documenting Node.js processes, including database schemas, as well as preparing reports.
- Recommending and implementing improvements to processes and technologies.
- Keeping informed of advancements in the field of Node.js development.
- Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.
- Knowledge of front-end technologies such as HTML5 and CSS3.
- Superb interpersonal, communication, and collaboration skills.
- Exceptional analytical and problem-solving aptitude.
We are looking forward to hiring a committed
Java Developer with experience in building high-performing, scalable, enterprise-grade applications. You will be part of our Engineering team that works on mission-critical applications. You will be managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.
Location = Pune
You are required to:
Contributing in all phases of the development lifecycle.
Write well designed, testable & efficient code.
Ensure designs comply with specifications.
Prepare and produce releases of software components.
Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.
Our Current Stack
Backend: Spring (JAVA), Laravel (PHP), MySQL, NoSQL, NGINX Plus.
Frontend: Angular 5+ Ngrx/store 5
Infrastructure: Google cloud platform (App engine, CloudSQL, BigQuery, PubSub, Firebase Hosting), Scrapy Cloud, Pusher.io (websockets), Getstream.io, Filestack, Postmark app, AS2 Gateway, Google Cloud Endpoints Framework, MongoDB, Algolia, Memcache
Tools: Gitlab, Postman app, JIRA.
Technical Skills required
JAVA, SPRING OR SPRING BOOT, DATA STRUCTURES & ALGORITHMS, HIBERNATE, MYSQL, MONGODB and NOSQL
What Makes You Eligible?
LOOKING FOR CANDIDATES FROM PUNE LOCATION ONLY.
B. Tech degree ONLY ( FIRST CLASS GRADE IN FINAL YEAR 60 % OR ABOVE ONLY).
Experience in the same role of almost 1-2 years.
Experience with connecting backend and frontend services.
Exposure to consuming data through different interfaces (Web API's/Socket/ REST/ RESTFUL/ JSON/ XML).
Proficiency in Data Structures and Algorithms.
Understanding of web markup, including HTML 5 CSS.
Understanding of client-side scripting and JavaScript frameworks.
Ability to write clean, reusable and well documented code.
Proficient understanding of code versioning tools, such as Git.
Knowledge of API authentication techniques (Token, JWT, OAuth2) - desirable but not mandatory. (Experience with API Design will be a plus)
Fair spoken and written English Flexibility - Things change around here. FAST!
Other Inter-personal skills like self-motivation, persistency, patience and eagerness to learn and work independently.
Responsibilities for Jr. Node JS Developer: 3+yrs
· Should have relevant object-oriented application-building experience in a professional environment.
· Design and implementation of low-latency, high-availability, and performant applications.
· Implementation of security and data protection.
· Thorough understanding of relational databases such as MySQL or similar technologies.
· Excellent coding skills in Node.js, and JavaScript.
· Knowledge of working closely with code versioning tools like git.
· Excellent communication skills and being able to work independently or in a full team.
Required Skills:
· Strong proficiency with JavaScript.
· strong hold on Node.js and frameworks.
· Understanding the nature of asynchronous programming and its quirks and workarounds.
· Good understanding of server-side templating languages.
· Good understanding of server-side CSS preprocessors.
· Basic understanding of front-end technologies, such as HTML5, and CSS3.
· Understanding accessibility and security compliance.
· User authentication and authorization between multiple systems, servers, and environments.
· Integration of multiple data sources and databases into one system.
· Understanding fundamental design principles behind a scalable application.
· Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform.
· Creating database schemas that represent and support business processes.
About the job:
You'll be responsible for building backend of our platforms. You must know Mongodb, and Node.js.
Expectations:
Develop backend API’s.
Strong ability to design and configure schema and MongoDB data modelling
Assuring the complete stack is designed and built for high performance and scalability.
Your Requirement:
Must know Mongodb and Node.js.
Work experience of minimum 2 years.
Worked with startups and evolved products for scale.
Preferred:
Growth mindset & leadership abilities to work in a frugal environment.
The B2B manufacturing industry has a lack of digitisation globally. NowPurchase is building layers of technology to help improve the productivity and profits of the manufacturer. For this we are building the OS (Operating System) that will seamlessly connect factory equipment such as furnaces and spectrometers to our software systems that provide real time optimisations.
The end-game is to use this interconnected system to do great production planning and autonomous procurement of their raw materials. The Heart of NowPurchase will be a marketplace consisting of these smart factories and raw material suppliers.
Here a video that explains our product journey:
https://www.loom.com/share/ccd0ed9e7bc349d7bba851d762253c21">https://www.loom.com/share/ccd0ed9e7bc349d7bba851d762253c21
This is fully a remote role, but the employer needs to fly down to the office in Kolkata for 5–6 days every month. Plane tickets and accommodation will be reimbursed by the company.
Role Description
NowPurchase is looking to add an immensely talented Senior Backend Engineer that will help us invent, design, refine and deliver products that will meet the above vision.
- Expect to build a lot of services and APIs in the cloud and stand-alone IoT devices to serve both the browser as well as native IoT enabled terminals that will be placed at the manufacturers' premises.
- Expect designing algorithms that model the metallurgy of the manufacturing processes as well as using tools such as linear programming, machine learning etc.
- You need to lead the backend team to make sure they are delivering high quality code and is constantly inspired to experiment with tools to push out MVPs.
What are the expectations from this role?
- Deliver high quality modular code deployed to serve web, mobile and native IoT enabled terminals that leverage REST-based services and real time sockets. This would include algorithms for real time optimizations that are critical for the manufacturing process.
- You are empowered to work directly with leadership and the product team to make decisions about your code and future of the product.
- Have a strong emphasis on shipping features quickly without sacrificing code quality. Be ready to build a lot of MVPs that will go through iteration or be completely scrapped depending on the outcome at the customer end.
- Own your Agile projects and lead the team from software design to implementation and deployment. Maintain sprints, delivery timelines and contribute to better managing the engineering team.
- Collaborate on the end to end design and implementation of the platform, including data modeling, systems architecture, data security, access controls, architecture, user experience, deployment, automation, and monitoring.
- Maintain a high level of data integrity, quality and security checks.
- Develop data pipelines and RESTful services that are distributed, robust and highly performant.
- Build a culture of simplicity and pragmatism, which is reflected in your elegant code that other developers emulate and you ensure through thorough code reviews and processes.
Qualifications and Experience
- 4+ years of demonstrated software engineering experience in an agile environment designing, architecting and implementing robust scalable systems preferably for modern SaaS application
- 1+ years of technical leadership experience
- Experience with modern server-side programming languages such as Python, Scala, Go. Experience with web frameworks such as Django Rest Framework, Flask.
- Experience with architecting asynchronous services with design patters leveraging PostgreSQL, MongoDB, Redis, Celery for storage and multi-tenant servers over AWS Elastic BeanStalk.
Compensation & Benefits
- **Cash Compensation:** As per industry standards & pedigree of candidate
- **ESOPs:** 10% of NowPurchase is dedicated to current & future team members. Your package would entail some ESOPs so that you own a part of the company and grow along with it.
- **Medical Insurance:** Benefits of group insurance of 3 lakhs for family including parents, spouse, children
- **Generous leave structure and WFHs** including Marriage, Maternity & Paternity leaves
- **Complete Relocation Expenses:** We are building a unicorn out of the city of Joy (Kolkata). We will pay for everything you spend to relocate here.
**Possible Growth path**
Senior Backend End Engineer > Engineering Manager > VP of Engineering
**Tech Stack**
- React/Redux
- Python/Django/Celery
- Git, AWS, ELB (Elastic Beanstalk), Netlify
- PostgreSQL/Redis/S3
## **Hiring Process**
1. Screening of applicants & initial telephonic call with Manager -HR
2. F2F/Video Interview with Engineering Manager and Cofounder CTO
3. Take home written assessment
4. F2F/Video Interview with Cofounder CEO
5. Email communication on final feedback
The end to end process shall take less than 10 days. We pride ourselves on being transparent & moving fast.
*Candidates who accept an offer may join within 1 hour, 1 week or up to 45days of signing - though, we have a preference for as short a gap period between signing and joining since we're at the most exciting part of our journey - laying the foundation for the NowPurchase platform!*
Mandatory Skills:
- Good Coding Skills
- Hands on Experience on C#
- Indexer
- Object Oriented concepts using C#
- Linq
- Generics
- Delegates
- File IO
- GAC concepts
- MVC
- Entity framework
- .Net Core Concepts
- Web-API
- Sql Queries
Secondary Skills:
- Knowledge of Angular/React/Vue/Java Script/ Type Script
- Knowledge of HTML and CSS
- SQL Server and PL/SQL
- Understanding of Design Patterns
Interpersonal Skills:
- Good in communications (Verbal and Written)
- Should have worked individually or in team
Job Description:
Our Customer is building and configuring New Dealer Management Software (DMS) for the Indian continent. DMS will be executed in multiple phases, Our customer is looking for a full stack developer to execute the project. The candidate will be working extensively on C#, MVC and Entity framework and helping Devops team to smoothen the release process
Nice to have: python
Must frameworks and technologies: Springboot, kafka, MQTT, docker/kubernetes, REST APIs
Persistence layer: MongoDB, Elastic Search, Any GraphDB (Neo4j/Arango), SQL, HBase
Must have: Exposure in large scale architecture (Concept of queues, micro services, functional programming)
Must have: Strong Data structure and design principles
Expert in developing Node.js applications, Strong understanding of NPM and modular application development skills building, Proficiency and hands-on experience with Node.js, Express, Sockets, MongoDB/Elasticsearch/Redis/MySQL, Apache Kafka/Google PubSub, Experience of working in MEAN Stack is a plus)









