

Job Description
This is a remote position.
Requirements
- You need to be excited about the problem that we are trying to solve
- Should have excellent command over designing systems with a minimum experience of 4 years.
- Should have experience with various database flavors and writing complex queries. We work with Postgres, Redshift, ElasticSearch, TimescaleDB, and Redis.
- Additional knowledge in Golang will be an advantage
- Strong Data Structures and Algorithms knowledge
- Should have created APIs from scratch which is being used in Production
- Should be comfortable with creating systems handling up to 100k requests per minute, and have a mindset that understands scale
- Ability to give clarity and communicate well with the team, including Product, Backend and Dev-Ops (if and when needed)
- Ability to use profiling tools well, getting to root causes of bugs fast
- Ability to pick and work on adjacent technologies if and when required (Eg: If the best performance monitoring solution needs a basic firebase setup, that should not be a blocker for you to go ahead and do so)
- Knowledge of how to set up relevant test cases
- You need to be comfortable working in a remote environment (Good internet connection and availability on phone is required)
- App Development experience
- Experience in Test Driven Development
- Ability to tell Product what creates better User Experience, ability to tell frontend what API responses will help the user get a faster load time
- Inquisitiveness to understand the system as a whole, and not only be stuck to your domain of expertise (Eg: Figure out why excessive APIs calls are being made, brainstorm with Product and Frontend team to reduce the same without harming the UX )
- Experience in working on a Social Media Product
- Good knowledge of Graphs, and their applications
- Data-Driven Approach to monitoring
Benefits
- Work timings - You are the master of your time. However, with great freedom comes great responsibility. If you have committed something to the team, we expect that you will give it your best to make sure that commitment is done and is done on time.
- Leave policy - Take a leave whenever for whatever reason you want. You don't need to explain yourself to us
- Health insurance for you and your family

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5+ years of solid experience with a wide range of web, backend, or mobile technologies.
● Mastery of at least one of the following languages in a cloud-based ecosystem:
• Ruby on Rails
• Angular
● Experience presenting technical solutions to peers and managers.
● A proven track record of designing scalable and maintainable technical solutions.
• Experience coordinating development efforts across multiple managing projects in
parallel.
● Experience working with off-shore/outsourced developers across different time zones.
● Experience with code review tools and practices to ensure best practices are followed
and code quality gates are achieved.
● Experience with creating documentation, unit tests, integration tests, security, and load
tests.
● Solid Understanding of GitOps principles.
We will provide relocation allowances - accommodation for 10 days including flight tickets.
• Knowledge of Agile methodologies & best practices for the SDLC (including coding standards, code
reviews, source control management & build processes).
• Must have experience in designing Factories/API/Interfaces independently in Java
• Highly skilled in using OR Tools like Hibernate/Ebean.
• Must have a good understanding of relational databases (MySQL/Postgres), transactions, and indexing.
• Must be able to do performance optimization, and use multi-threading wherever possible.
• Experience with Kafka, Big Query, and ElasticSearch a plus.
• Drive test coverage and continuous delivery automation within the team.
• Experience with building highly available and scalable distributed systems a plus.
Preferred Qualifications:
• 3-4 Years of experience with a Bachelor’s/Master's degree in Computer Science, Math, or Related
technical domain from reputed organizations.
• Strong communication & mentoring skills



1. As a founding backend engineer, design, build and evolve the backend architecture
of our product to support customer-facing and internal features to serve 1000s of
customers and millions of data requests per hour
2. You will engage in technical decisions from choosing the optimal database design to
best-practice infrastructure decisions
3. You will proactively incorporate best practices for security, analytics, and monitoring
4. You will contribute to DevOps by building procedures for deployment,
troubleshooting, and maintenance
5. You will work directly with the CTO to set the tone for the engineering culture
This role is tailor-made for you if
1. You have 4+ years of experience designing, building, and deploying production-level
large-scale web applications
2. You have hands-on experience with Node JS and other programming languages
(Ruby, Go, Python)
3. You have worked previously on PostgreSQL, SQL, and Message Queue 4. Practical
knowledge and experience in deploying and managing big data applications on a cloud
platform like AWS or Google Cloud.
5. You are comfortable conducting code reviews and giving feedback to ensure high
standards of code maintainability and extensibility.
6. You are energized by ambiguity and can create structure in a dynamic, fast-paced
environment
7. You’ve high confidence, low ego, and are generally a good human being :)
You earn brownie points if
1. You love Slack (we are a Slack first company)
2. You have been part of an early/mid-stage start-up before
3. You love TechCrunch. We are obsessed with reading and talking about startups
4. You have created some amazing open-source projects
Responsibilities :
- Knowledge of Node.js and frameworks available for it {such as NestJS, Express, StrongLoop, etc.}
- Experience in Database, Postgres Preferred.
- Integration of user-facing elements developed by front-end developers with server-side logic
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Integration of data storage solutions
- Strong proficiency with JavaScript


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)
**Role Description**
NowPurchase is looking to add an immensely talented Backend Developer 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.
**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 responsible for 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**
- 1+ years of demonstrated software engineering experience in an agile environment designing, architecting and implementing robust scalable systems preferably for modern SaaS application
- 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**
Backend Developer > 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!*
- Experience in designing and developing applications using Node.js, RDBMS (preferably MySQL).
- Minimum 3 years of Node.Js, 3 years of Database experience required.
- Expertise in at least one of AWS, Google Compute platforms to build scalable solutions.
- Deep knowledge and experience in building complex cloud/enterprise-grade software in the area of IT infrastructure, virtualization, network, storage systems monitoring & manage mentor cloud solutions
- Expertise in writing async code (callbacks, promises, async/await, observables) and publish/ subscribe/ event.
- Experience in implementing and consuming SOAP and REST web APIs.
- Producing and maintaining automated testing, build, and deployment processes.
- Improve documentation of processes and systems
- Troubleshoot existing systems and applications
- Experience in data structure libraries (e.g., Immutable.js)
- Experience in RESTful APIs and knowledge of modern authorization mechanisms, such as JSON Web Token
- Understanding of data structures and problem-solving approaches, and ability to articulate trade-offs
- Strong fundamentals OOPS concepts, SOLID principles, Data Structures/Algorithms, Exception Handling, Coding Standards, Logging
- Passionate about writing clean, modular and unit testable code
- Possesses strong verbal and written communication skills.
- Experience with Agile development
- Good knowledge of Jenkins, SonarQube, Git.
- Proven problem solving skills including debugging skills, allowing you to determine source of issues in unfamiliar code or systems and the ability to recognize and solve repetitive problems rather than working around them.
- Collaborating with software engineers, QA engineers, UX and Design team and project managers









