Backend Developer

Who You Are:

• You’ve built scalable, production-ready APIs in fast-paced environments, and are comfortable with the challenges that come with a growing startup.
• You understand event-driven architectures and have hands-on experience building real-time applications.
• You are fully capable of taking ownership of backend systems, from designing the database schema to writing efficient, maintainable code.
• You think beyond the code: optimizing performance, scalability, and security are as important as building new features.
• You’re comfortable troubleshooting complex issues, whether that’s API bottlenecks, database performance, or production issues.

Responsibilities:

• Design, implement, and manage a NestJS backend with a modular, scalable architecture that can easily handle real-time events and communication.
• Develop and maintain WebSocket services for real-time event-driven updates and ensure seamless communication across the system.
• Integrate RabbitMQ for reliable internal messaging, handling queues and ensuring event-driven workflows are efficient and fault-tolerant.
• Implement database management strategies using MongoDB, Redis, and Elasticsearch, ensuring efficient data handling, indexing, and optimization.
• Integrate with external APIs (JSON-RPC, XML-RPC, REST) to enhance system capabilities.
• Ensure high performance of the system by optimizing database queries, implementing caching strategies using Redis, and ensuring optimal indexing and data flow.
• Implement role-based authentication and authorization mechanisms using JWT, OAuth, and RBAC patterns within NestJS.
• Follow security best practices to ensure sensitive data is protected, credentials are stored securely, and the system is resilient to common vulnerabilities.
• Work collaboratively with cross-functional teams to ensure seamless integration between different services and technologies.

Must-Have Skills:

• Strong proficiency in Node.js and NestJS with TypeScript.
• Solid experience with MongoDB, Redis, and Elasticsearch for data storage and real-time data handling.
• In-depth knowledge of WebSockets and Socket.IO in NestJS Gateways, enabling real-time communication and updates.
• Experience with RabbitMQ for message queuing and asynchronous task handling.
• Strong understanding of authentication & authorization systems using JWT, OAuth, and RBAC (Role-Based Access Control).
• Expertise in optimizing APIs, including techniques for caching, improving database performance, and reducing latency.
• Familiar with API security best practices, including secure storage of credentials, encryption, and safeguarding sensitive data.

Key Skills:

• TypeScript, NestJS, WebSockets, Socket.io
• Redis, MongoDB, Elasticsearch, RabbitMQ
• API Optimization, JWT, OAuth, RBAC
• Real-time communication, Event-driven architecture

Company Overview-

A venture-backed funded startup valued at 30.5 Million Dollars.

The team co-founders are both IIT-IIM Alumni with a strong professional background and are backed by some of the leading global and Indian funds and entrepreneurs.

Role Overview 

As a  Backend Engineer, you will be working closely with our core team in building products from scratch into large-scale platforms and solving business problems leveraging new and innovative technology. More than anything, we are looking for engineers that are eager to learn and build a meaningful company. We are a small team and encourage engineers to wear many hats

Responsibilities 

- Design and build highly reliable and performant applications that deliver a great user experience. 

- Own large technical deliverables and execute in a structured manner. - Take accountability for the overall health of the applications you build. - Platform components as libraries, utilities and promote reuse. 

- Be able to conceptualize and develop prototypes quickly 

Skills & Requirements 

▪ Work Experience between 1-3 years in large scale applications with the desire to work in fast-paced startups 

▪ Experience/Knowledge of Node.JS, Express.JS, AWS, MongoDB. 

• Developing and maintaining server-side network components.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• 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.

• At least two years of experience as a Node.js developer.
• 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.
• Great organizational and time management skills.
• Availability to resolve urgent web application issues outside of business hours.

• Minimum 3 years of experience in Node JS.
• Minimum 1 years of experience in Mongo DB (optional)
• Good Hands-on experience in Angular or React.
• Experience in designing and building large-scale, high availability, secure web applications and REST-full API using Node.js in an agile methodology.
• Good Hands-on experience in Node Js frameworks like Express, .
• Strong proficiency with JavaScript and Node.JS
• Knowledge and understanding of Event Loop architecture.
• Knowledge and understanding of promises and (async or await)
• Implementation of security like oauth 2.0, JWT and data protection.
• Good Hands-on experience on cache server.
• Knowledge and understanding of Request, Axios, proficiency in REST-ful APIs.
• Knowledge of data structures and Algorithms, Node Global variables and In-built libraries
• Understanding the nature of asynchronous programming and its quirks and Workarounds
• Design and implementation of low-latency, high-availability, and performant applications.

Job Summary:

We want a techie at heart. Someone who is happy and curious to work on all aspects of software development.

Reporting directly to the CTO, you will be responsible for feature design, development, and continuously optimizing our tech stack.

• We are looking for an experienced software engineer with at least 5 years of experience in a startup or product environment. Ideally you have been involved in all aspects of software development from requirements gathering to design, development, deployment and post-release support. We are looking for all-round technical maturity. Our tech stack is Angular, Spring boot and Django/Python.

Key Skills

Java

SpringBoot

PostgreSQL/MySQL

Git

AWS

REST api design

Experience integrating with external APIs

Good applied understanding of Object Oriented Programming

Good database modeling and SQL knowledge.

/React is a big plus.

Responsibilities and Duties

Build out features across the stack : backend, API design and integration, database optimization , microservices, plugins, queues etc

Fix bugs and write automated tests

Maintain and upgrade our Tech Stack

Translate requirements to design and write/present articulate software design.

Strong proficiency with one of the Vue.js, Angular JS, React JS JavaScript Techologies
2. Knowledge of Node.js and frameworks available for it , such as Express JS, Strong Loop, etc
3. Understanding the nature of asynchronous programming and Promises and its quirks and workarounds
4. Good understanding of server-side templating languages (such as Jade, EJS, etc depending on your technology stack)
5. Good understanding of server-side CSS pre-processors such as Styles, Less
6. Basic understanding of front-end technologies, such as HTML5, CSS3, and Bootstrap
7. Understanding accessibility and security compliance
8. User authentication and authorization between multiple systems(Internal or Third party), servers, and environments
9. Integration of multiple data sources and databases into one system
10. Understanding fundamental design principles behind a scalable application
11. Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
12. Implementing automated testing platforms and unit tests
13. Proficient in code versioning tools, such as Git or TFS

About us:

Strata is a commercial real estate investment platform that offers investors the opportunity to invest in pre-leased commercial assets such as offices, warehouses, and retail spaces across India.

We are one of the fastest-growing PropTech platforms in India and are backed by Elevation Capital, Mayfield, Kotak Investment Advisors, Gruhas (a venture by Nikhil Kamath of Zerodha) and DLF Family Office.

Our headquarter is in Bangalore, India.

We are a small yet close-knit team of 35+ people.

About you:

You have a knack for product and strongly equipped with engineering skills to make it a reality. You don’t jump into implementation unless you have clearly understood the problem/requirements and have a written design. You don’t hesitate asking questions and giving critical reviews while respecting others’ opinions. You are a fearless engineer, and not afraid to fail, not on production though ;) You have a strong sense of ownership. You have a startup experience. You don’t feel annoyed if required to work on off days in case of production incidents (no development).

Your responsibilities:

You will primarily work on the backend maintaining the existing platform and writing new enhancements and features. Apart from your own features, as a senior member of the team you will be expected to be actively involved in overall design discussions and peer code reviews. You will factor in extensibility, maintainability, scalability and security in designs and code. You will ensure that best engineering practices are followed. You will support your team members when they are facing challenges, and mentor them when appropriate. You will strive for overall engineering excellence.

Must-have Skills:

• 4-8 years of total experience
• 2+ years of experience in Django and DRF. You must be pro at it. The team will be looking up to you for making most out of DRF.
• Designing and building  scalable web applications
• Good understanding of REST principles
• SQL database design and queries
• Working knowledge of AWS

Good-To-Have Skills:

• Angular or any other JavaScript frontend framework
• Designing microservices
• DevOps experience

FAQ's.

1. Your technology ingredients?

Programming languages:
Our backend is written in Python using Django framework. And the frontend is in AngularJS. Currently there is no mobile app.

Infrastructure:
We are an AWS shop and use their services for most needs, Docker for containerization and ECS as orchestrator, RDS as database, S3 for storage and SQS as messaging backend.

Other tools:
BitBucket for Git and CI/CD pipeline, Trello for project management; and Google Meets and Slack for communication.

2. Your hiring plan?

Currently the engineering team comprises of 3 engineers, and we plan to grow it to 8 by the end of 2021.

3. Your Interview process?

We will try to finish the process within two weeks. In case we can’t go ahead with  your candidature, we will clearly and immediately let you know. But in case of competing applications, we may request you to wait for a week or two.

1. 15 minutes introductory call to discuss requirements and expectations
2. 30 minutes online coding assignment on a screen sharing session
3. 1 hour technical interview covering problem solving, code review and aptitude
4. 15 minutes call with co-founder for final discussion

In case of inability to come to a conclusion from either side, we may go for an additional round.

4. Your WFH and WFO policy?

Due to Covid-19 the team is working from home and will continue till March-2022. After that we will work from the Bangalore or Pune office (yet to be finalised). You should be open to relocate to any of the cities.

5. Your funding status?

In March 2020, Strata raised $1.5 million in seed funding; and $6 million in Series-A in July 2021.

• As a Senior Software Engineer you will work closely with the Tech Lead, and the rest of the engineering team to build and scale a data-driven platform. This role will act as a great springboard to accelerate career growth & transition into a Tech Lead level role.
• Your primary focus will be the development of server-side logic, building new services and APIs, developing core business logic, supporting the maintenance of current APIs, reviewing work, and improving the performance and reliability of our systems as we rapidly scale our product and organization.
• An effective Senior Software Engineer will be a self-motivated learner; a highly creative engineer having obsessive attention towards detail and thoroughness.

Must Haves

• You’ve been building web applications professionally for 5+ years
• You’re proficient in PHP 7, Laravel, and PostgreSQL
• You possess strong OOP and design pattern knowledge
• Familiar with modern engineering practices: Code Reviews, Continuous Deployment, Automated Testing, etc
• You write understandable, testable code with an eye towards maintainability and experienced with TDD (Test Driven Development)
• You’ve the ability to build RESTful APIs
• Explaining complex technical concepts to designers, support team, and fellow engineers is not a problem for you
• Well versed with the fundamentals of computer science and distributed systems

Nice-to-haves

• FrontEnd experience; have built applications in either: React, Vue, Angular, or Svelte
• Startup experience, preferably a tech startup
• Open Source contributor
• You have experience with other programming languages -- e.g. NodeJS, Python, Ruby, Go, C, etc.
• Passionate about/experienced with open source and developer tools
• You have a bachelor's degree in Computer Science, Engineering or related field, or equivalent training, fellowship, or work experience

Bonus

• Experience deploying applications; AWS, DigitalOcean, etc.
• Experience with leading a team of 3+ developers

Apply if

• You want to be a team member rather than an employee - cultural fit is the most important thing. Start-up life is a roller coaster and we want to make sure no matter how the day has gone we can still go out (virtually) for a pint at the end of it
• You take ownership
• You’ve an eye for detail
• You’re a problem solver, and a perpetual learner
• You possess a positive and solution-oriented mindset