Backend Engineer

We are building cutting-edge AI products in the Construction Tech space – transforming how General Contractors, Estimators, and Project Managers manage bids, RFIs, and scope gaps. Our platform integrates AI Agents, voice automation, and vision systems to reduce hours of manual work and unlock new efficiencies for construction teams.

Joining us means you will be part of a lean, high-impact team working on production-ready AI workflows that touch real projects in the field.

Role Overview

We are seeking a part-time consultant (10–15 hours/week) with strong Backend development skills in Python (backend APIs) and ReactJS (frontend UI). You will work closely with the founding team to design, develop, and deploy features across the stack, directly contributing to AI-driven modules like:

Key Responsibilities

• Build and maintain modular Python APIs (FastAPI/Flask) with clean architecture.
• You must have at least 24 hours monthly backend Python expertise (excluding training, any Internships)
• We are ONLY looking for Backend Developers, Python-based Data Science, Analyst Role are not a match.
• Integrate AI services (OpenAI, LangChain, OCR/vision libraries) into production flows.
• Work with AWS services (Lambda, S3, RDS/Postgres, CloudWatch) for deployment.
• Collaborate with founders to convert fuzzy product ideas into technical deliverables.
• Ensure production readiness: logging, CI/CD pipelines, error handling, and test coverage.

Part-Time Eligibility Check -

• This is a fixed monthly paid role - NOT hourly
• We are a funded startup, and by compliance, Payments are generally prorated to your current monthly drawings (No negotiations on it)
• You should have 2-3 hours per day to code
• You should be a pro in AI-based Coding. We ship code really fast.
• You need to know Tools Like ChatGPT to generate solutions (Not Code) - use of the Cursor to build those solutions. Job ID 319083
• You will be assigned an independent task every week - we run 2 weeks of sprints
• I read the requirements, and I'm okay to proceed (Removing Spam applications).

Job description:

• Develop, implement, and maintain Java application phases, code, and software
• Work as part of a software development team
• Contributing to all phases of the development lifecycle
• Write well-designed, testable, efficient code per specifications and test to ensure designs are in compliance with the specifications
• Analyze user requirements to determine how to translate into Java
• Debug and resolve technical issues
• Develop documentation to track

Technical Skill (Must have)

• Java, JSP-Servlets, Spring MVC, Sprint REST, Spring Boot
• Hibernate, Unit testing framework i.e., JUnit
• SQL, Database i.e MySQL, Oracle
• Cloud computing platform understanding i.e., AWS
• Project Management tools like Jira, Mantis
• Source-Code Control System (GIT, SVN)
• Web services
• Agile Methodology
• Web/Application Servers i.e., Tomcat
  
  

Employee perks & benefits:

• 5 days a week work culture 
• Health insurance (for employees and family) 
• Performance awards and rewards 
• Flexible work hours

• Software Engineering
  • Design and develop highly scalable, available, reliable, secure and fault tolerant systems with minimal guidance for a market leader in the logistics industry
  • Partner with team members on functional and nonfunctional requirements and spread design philosophy, goals and improve the code quality across the team
  • Research new technologies and tools that enable building the next generation of our services
  • Provide technology leadership to the team and foster engineering excellence
• Product Delivery
  • Partner with product managers to define and execute on the feature roadmap
  • Translate business requirements into scalable and extensible design
  • Coordinate with various cross functional teams on planning and execution
  • Maintaining automated build / test / deployment environments

• Software Engineering
  • Deep knowledge of one of the programming language they have experience in
  • Proficient in OOP and Design Patterns, experience with functional programming would be a plus
  • Data modelling experience in Relational Databases
  • Ability to design and implement low latency RESTful services
• Product Delivery
  • Ability to scope, review and refine user stories for technical completeness and to alleviate dependency risks.
  • Well versed in working with agile methodologies which includes phases such as design, development, code review, testing and release management
  • Ability to have worked in a CI/CD environment, with hands on experience with Git or any similar source code management tools
• Product Maintenance
  • Experience troubleshooting server performance issues such as memory tuning, GC tuning, resource leaks etc
  • Continuously refactor applications to ensure high quality design

Senior Software Engineer, Java/Python (Bangalore, Remote option available)

4+ years of experience 

Zepto 

Why should you look at this role?

Salary 40-55 lakh per annum

Paid leave

Sick leave

Provident Fund

What Else?

• High growth startup in quick commerce space (10 min delivery)
• Given our very high hiring bar, we offer a very competitive salary and substantial equity to create everlasting wealth for our early believers as the company grows.
• Work on real world logistics problems & benefit from the rocket ship Zepto is!

Tech Team: 40-50 (200+ in few months)

About the Employer

Zepto is a fast-growing startup that delivers products in 10 minutes through an optimised network of dark stores that we're building across the country!

Just 6 months after launching, we've raised $160 million from marquee

investors in Silicon Valley and India. Our investors include Y Combinator, Nexus Venture Partners, and many more! We’ve built out one of the best startup teams in India, with Senior Executives from Uber, Flipkart, Dream11, PhonePe, Goldman Sachs, Pepperfry, and institutions like Stanford, INSEAD, IITs, and IIMs.

The magic of Zepto is our ability to consistently deliver 2,500+ products in 10 minutes flat. It's the core of what we do, and the reason why we’ve been able to grow so fast with phenomenal customer love. Our mission is simple: to make 10-minute delivery the new normal.

Funding:

Funding Zepto has raised a total of $160M in funding over 3 rounds.

Their latest funding was raised on Dec 20, 2021 from a Series C round.

Employer Reviews:

“High Ownership, Lots of Learning, Broad Roles, Accessible Leaders”

"Alot of benefits like ZeptoJoy coupon, internet bill reimbursement and cab reimbursement is also taken care of. Overtime is paid."

Reporting structure:

Software Engineer -> Sr Software Engineer -> Lead -> EM -> AD / Director / VP -> Head of Engineering -> CTO

This role would be by and large a Individual Contributor role.

Interview Process:

• Round 1. Problem Solving + CS Fundamentals (60 mins)
  • DS/Algo Problems (30 mins) - You can expect 1-2 Leetcode easy/medium questions
  • CS Fundamentals (30 mins)
• Round 2. Low Level Design (60 mins)
  • You would be given a trivial problem and expected to work through the low level design viz class structure, interfaces, db data models etc.
• Round 3. High Level Design (60 mins)
  • You will be given a trivial problem, where we would work with you to design the system for the problem statement. We expect the detailed flow of the Functionality
    • Extract APIs, if any
    • Database choices
    • Schema design and Scale the system, if time permits

What You will do Everyday?

• Work very closely with the Tech Leadership and lead end-to-end development.
• Closely collaborate with product, design and business teams to understand product ideas and business needs and help deliver these as a series of ultra fast experiments.
• Architect and implement backend services with high reliability and scalability.
• Contribute to system architecture and database design.
• Set up best practices for development and champion their adoption.
• Write quality documentation and handle conflicts well to build consensus.
• Learn about new technologies and incorporate them.
• Mentor young minds and foster team spirit

Your Superpowers

• 4+ years of experience with Java frameworks like Spring / Dropwizard/Play or Python frameworks like Django/Flask/FastApi and databases like PostgreSQL/MySQL/MongoDB
• Experience in building highly scalable customer-facing applications that involve implementing complex business flows and dealing with an ever-increasing scale
• Extensive experience in object-oriented design skills, knowledge of design patterns, and huge passion and ability to design intuitive module and class-level interfaces.
• Experience in service-oriented architecture design.
• Experience building at least one application from scratch.
• Experience with cache store/message broker like Redis / RabbitMQ/Kafka
• Interest in learning new languages/framework as needed.
• Worked in a startup environment with high levels of ownership and commitment.
• A growth mindset and passionate about building things from the ground up and most importantly, you should be fun to work with.

Job Description:

Excellent Java development skills using J2EE, J2SE, Servlets, JSP, JDBC, Java, Spring, Springboot, Hibernate, Microservices, Webservices, Extensive experience designing, developing RESTful APIs, coding experience with either Java/J2EE/Spring, Good SQL knowledge

Required experience in Core Java, Spring, Springboot, Hibernate, Microservices, rest services

Able to understand SDLC process, Extensive experience designing and, developing RESTful APIs, Extensive coding experience with either Java/J2EE/Spring

Qualification Any Graduate

Profile: Java developer (2-4 years) - Noida

MUST Have: Core Java, data structure

NP: Immediate to 30 Days

Salary : Upto 9 LPA

MUST Haves: Java 1.8, Core Java, Data structure

Requirements:

• Java 1.8 version with Collections, Multithreading working knowledge –(Mandatory)
• Data Structures, BPM-Alfresco & Groovy 

• 4+ years of professional development experience in an agile software engineering role
• Strong development skills in Java or Groovy
• Experience with Jenkins, bamboo and CI/CD environments
• Familiarity with Guice or similar dependency injection frameworks
• Familiarity with relational database technology
• Familiarity with document store database technology such as ElasticSearch or Cassandra
• Experience with design and testing of RESTful APIs
• Familiarity with cross platform development on Linux, OSX and Windows
• Strong understanding of Git version control system
• Knowledge of JavaScript (Node.js)
• Familiarity with Amazon Web Services (AWS)
• Familiarity with Docker / Kubernetes
• Experience with continuous integration and build systems such as Jenkins or Bamboo
• Experience with Jira or other project management, issue-tracking or bug-tracking tools
• Should have knowledge of RDBMS
• Familiarity with Node.js, Kotlin, Kafka, DynamoDB
• Previous experience with SaaS or cloud development, Micro-services

• Experience in Web and Mobile Applications.
• Agility and ability to adapt quickly to changing requirements and scope and priorities
• Strong proficiency with JavaScript (ECMAScript 5, 6)
• Knowledge of Node.js and frameworks available for it (SailsJS, Express)
• Understanding the nature of asynchronous programming and its quirks and workarounds.Familiarity with front-end technologies.
• User authentication and authorization between multiple systems, servers, and environments.
• Interaction with multiple data sources.
• Good understanding of SQL syntax.
• 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.
•  Implementing automated testing platforms and unit tests.
• Proficient understanding of code versioning tools, such as Git.
• Knowledge in the field of IOT is good to have.