Senior Backend Developer

Role: Core infrastructure for two global applications.

Key responsibilities:

Heavy Data Lifting: Designing and maintaining complex MongoDB aggregation pipelines and executing high-volume bulk updates.

Systems Connectivity: Managing the lifecycle of Bridges, WebSockets, and REST APIs for global traffic.

Global Reliability: Troubleshooting performance regressions, managing SSL/TLS certificates, and optimizing AWS S3/EC2 resources.

Core Logic: Implementing server-side push notifications, custom payment flows, and background Cron orchestration.

Requirements (Must Have)

Production Experience: Proven experience managing backend services for live, high-traffic applications. (Must have)

Note: Learning projects, bootcamps, and online courses will not be considered.

Python Mastery: Expert-level proficiency in backend Python development. (Must have)

MongoDB Expertise: Deep knowledge of Aggregations and Bulk operations. (Must have)

AWS Proficiency: Direct experience with S3 and EC2 in a production setting. (Must have)

Infrastructure Logic: Ability to manage SSL/Encryption and optimize resource allocation (Cron vs. API). (Must have)

Review Criteria

• Strong Senior Backend Engineer profiles
• Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems
• Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).
• Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework
• Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization
• Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices
• Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)
• (Company) – Must have worked in product companies / startups, preferably Series A to Series D
• (Education) – Candidates from top engineering institutes (IITs, BITS, or equivalent Tier-1 colleges) are preferred

Role & Responsibilities

As a Founding Engineer at company, you'll join our engineering team during an exciting growth phase, contributing to a platform that handles complex financial operations for B2B companies. You'll work on building scalable systems that automate billing, usage metering, revenue recognition, and financial reporting—directly impacting how businesses manage their revenue operations.

This role is perfect for someone who thrives in a dynamic startup environment where requirements evolve quickly and problems need creative solutions. You'll work on diverse technical challenges, from API development to external integrations, while collaborating with senior engineers, product managers, and customer success teams.

Key Responsibilities-

• Build core platform features: Develop robust APIs, services, and integrations that power company’s billing automation and revenue recognition capabilities
• Work across the full stack: Contribute to both backend services and frontend interfaces, ensuring seamless user experiences
• Implement critical integrations: Connect company with external systems including CRMs, data warehouses, ERPs, and payment processors
• Optimize for scale: Build systems that handle complex pricing models, high-volume usage data, and real-time financial calculations
• Drive quality and best practices: Write clean, maintainable code while participating in code reviews and architectural discussions
• Solve complex problems: Debug issues across the stack and work closely with teams to address evolving client needs

The Impact You'll Make-

• Power business growth: Your code will directly enable billing and revenue operations for fast-growing B2B companies, helping them scale without operational bottlenecks
• Build critical financial infrastructure: Contribute to systems handling millions in transactions while ensuring accurate, compliant revenue recognition
• Shape product direction: Join during our scaling phase where your contributions immediately impact product evolution and customer success
• Accelerate your expertise: Gain deep knowledge in financial systems, B2B SaaS operations, and enterprise software while working with industry veterans
• Drive the future of B2B commerce: Help create infrastructure powering next-generation pricing models from usage-based to value-based billing.

Role: Technical Co-Founder

Experience: 3+ years (Mandatory)

Compensation: Equity Only (No Salary)

Requirements:

Strong full-stack development skills

Experience building web applications from scratch

Able to manage complete tech independently

Startup mindset & owne

rship attitude

Company and Founders
Egregore Labs (http://www.egregorelabs.com/" target="_blank">www.egregorelabs.com) is a financial software company founded in 2017 by Prashant Vijay (ISB, Tulane) & Hari Balaji (IIM Ahmedabad, IIT Madras) both of whom have spent over a decade each in Financial Services, with a majority of their experience at Goldman Sachs across New York, Hong Kong & Singapore in roles across Trading, Quant & Technology. More about the founders is available here and here

We operate at the intersection of Unstructured Data and Finance. We run multiple products, including Romulus (http://www.romulus.co/" target="_blank">www.romulus.co) and Robana (http://www.robana.ai/" target="_blank">www.robana.ai) - all our products work on the same underlying principles and set of technologies.

Ideal Background

• At least 2 years experience in back-end development in a fast-paced environment, working in Python
• Deep understanding of technologies used in web-deployed SaaS products, including Rest APIs
• Exposure to AWS, Azure, or other cloud providers
• Sound understanding of computer science principles
• Exposure to any of the following
  • Financial services
  • Natural Language Processing
  • Robotic Process Automation
  • Intelligent Document Processing
  • Document Management and Repositories

Opportunity
We will share our workload as a team and we expect you to work on a broad range of tasks. Here’s are some of the things you might have to do on any given day:

• Developing APIs and endpoints for deployments of our product
• Infrastructure Development such as building databases, creating and maintaining automated jobs
• Build out the back-end to deploy and scale our product
• Build POCs for client deployments
• Integrate our products with 3rd party products/tools/services
• Document your code, write test cases, etc.

Skills

• Hands-on experience with Python (2+ years)
• Sound understanding of Postgres and NoSQL databases such as MongoDB
• Deep familiarity with UNIX, major cloud platforms (AWS, Azure), DevOps
• Understanding of databases, and related tools, paradigms
• A computer science education would be great, but other engineering disciplines are ok as well

Desirables
We are looking for a person who has :

• Resourcefulness- - we're looking for versatile developers who are good at figuring out what they need to use, learn, build, re-purpose to get the job done quickly and efficiently.
• Ownership- - We like to be directive and not prescriptive in our management. We- d love for you to take ownership of what you work on, and tell us what to do, rather than the other way round.
• Work Ethic- - We've grown up on Wall Street. We work hard and have aggressive goals. We want our teammates to be focused, goal-oriented, and consistent high achievers.
• Execution Focus- - Our business is about getting things done and getting things done right. We want outcome-focused colleagues who can multi-task, and execute quickly and elegantly.

Interested?
We are an early-stage company. Working here is not for the faint-hearted. An intense and unstructured work environment, lots of excitement, and a group of motivated colleagues are what we bring to the table. We ask you to bring your undivided attention, strong worth ethic & resourcefulness. We are Delhi-based and work 6 days a week. Currently, due to the pandemic, we are operating remotely since Feb 2020.

• B Tech/BE or M.Tech/ME in Computer Science or equivalent from a reputed college.
• Experience level of 7+ years in building large scale applications.
• Strong problem solving skills, data structures and algorithms.
• Experience with distributed systems handling large amount of data.
• Excellent coding skills in Java / Python / Node / Go.
• Very good understanding of Web Technologies.
• Very good understanding of any RDBMS and/or messaging.

Biddano  is seeking for an analytical, result driven, multi-skilled candidate  for design for the position of Backend Developer. He/She will be responsible for  programming languages and tools to analyze current codes and industry developments, formulate more efficient processes, solve problems and create a more seamless experience for users.

 The ideal candidate will have strong personal accountability for results, strong commitment to teamwork in support of the company's success, adherence to ethical business practices, and comfort operating in a start-up environment with an ability to prioritize and drive actions to closure.

a start-up environment with an ability to prioritize and drive actions to closure.

Backend Developer

Responsibilities:

• Participate in the entire application lifecycle, focusing on coding and debugging
• Write clean code to develop functional REST APIs Using Django/Python or NodeJs
• Troubleshoot and debug applications
• Perform unit test cases to optimize performance
• Manage cutting-edge technologies to improve legacy applications
• Collaborate with Front-end developers to integrate user-facing elements with server side logic
• Gather and address technical and design requirements
• Provide training and support to internal teams
• Build reusable code and libraries for future use
• Liaise with developers, designers and system administrators to identify new features
• Follow emerging technologies

Skills Required:

• Proven work experience as a Back-end developer
• In-depth understanding of the entire web development process (design, development and deployment)
• Hands on experience with programming languages like Python (Required), typescript(Required),  Java.
• Working knowledge of CMS framework
• Familiarity with back-end languages (e.g. HTML, JavaScript and CSS)
• Excellent analytical and time management skills
• Backend:
• Django/DjangoREST, Python (Prefered) or NodeJs. 
• Good experience of microservices. 
• Hosting and Deployment Solutions:
• Good understanding of AWS which includes(All required):
• Good expertise in Linux.
• EC2 instance management.
• Scalability (Horizontal or Vertical) which includes autoscaling.
• Proper use of S3 for static file management. 
• SNS or AWS email service.
• AWS resource cost optimization. 
• Proper knowledge of Load Balancers.
• Teamwork skills with a problem-solving attitude

Experience :

• Minimum 4-7 years of  experience as a Backend Developer 
• B.tech Computer Science, Engineering or similar relevant field