Backend Engineer

Strong Backend Engineering (Golang) Profiles

Mandatory (Experience 1) – Must have 3+ years of hands-on backend engineering experience, with at least 2+ years working primarily in Golang on production systems

Mandatory (Experience 2) – Must have strong hands-on experience with Golang, including writing clean, scalable, and maintainable backend services

Mandatory (Experience 3) – Must have experience designing, developing, and owning RESTful and/or gRPC APIs end-to-end (from design to production)

Mandatory (Experience 4) – Must have solid experience working with databases such as PostgreSQL/MySQL/ MongoDB

Mandatory (Experience 5) – Must have a strong understanding of concurrency, performance optimization, and memory management in Go

We are looking for a skilled Backend Developer with strong experience in building, scaling, and optimizing server-side systems. The ideal candidate is proficient in Node.js, FastAPI (Python), and database design, with hands-on experience in cloud infrastructure on AWS or GCP.

Responsibilities:

Design, develop, and maintain scalable backend services and APIs using Node.js and FastAPI

Build robust data models and optimize performance for SQL and NoSQL databases

Architect and deploy backend services on GCP/AWS, leveraging managed cloud services. 

Implement clean, modular, and testable code with proper CI/CD and observability (logs, metrics, alerts)

Ensure system reliability, security, and high availability for production environments

Requirements:

2–5 years of backend development experience

Strong proficiency in Node.js, FastAPI, REST APIs, and microservice architecture

Solid understanding of PostgreSQL/MySQL, MongoDB/Redis or similar NoSQL systems

Hands-on experience with AWS or GCP, Docker, and modern DevOps workflows

Experience with caching, queueing, authentication, and API performance optimization

Good to Have:

Experience with event-driven architecture, WebSockets, or serverless functions

Familiarity with Kubernetes or Terraform

Job Location: Gurugram, Haryana, India

Industry: Artificial Intelligence

**Company Overview**

We are a VC-backed fintech startup developing an innovative online trading platform. As we scale, we're seeking a skilled Backend Engineer with expertise in Python to join our growing team and help build a robust, scalable infrastructure for our cutting-edge trading application.

We're based out of the UK and have our engineering team in India.

**Job Description**

We are looking for a backend developer who specialises in Python. Your role will focus on developing and maintaining the server-side logic, optimising performance, and ensuring seamless integration with the frontend. You’ll work closely with the engineering and product teams to deliver a high-quality, secure, and scalable platform.

**Responsibilities**

1. Develop and maintain server-side logic using Python

2. Design and implement APIs for seamless integration with frontend components

3. Optimise backend performance and scalability for high traffic and large data loads

4. Build and maintain databases, ensuring security, data integrity, and optimal performance

5. Collaborate with frontend engineers to ensure smooth integration between backend and frontend systems

6. Troubleshoot, debug, and optimise backend infrastructure

7. Implement data protection, security protocols, and authentication mechanisms (e.g., JWT)

8. Maintain and enhance real-time communication systems using WebSockets or similar protocols

**Required Skills**

1. Strong proficiency in Python and related technologies, knowledge of databases and SQL, and experience with web frameworks like Django or FastAPI

2. Strong analytical and troubleshooting skills, and the ability to solve problems

3. Good understanding of OOPs, task broking services, Queues, Redis

4. Familiarity with RESTful API design and integration

5. Strong understanding of database management (e.g., PostgreSQL, Redis) and caching strategies

6. Familiarity with modern authentication and authorization mechanisms (e.g., JWT, OAuth)

7. Proficiency in working with cloud hosting services (AWS, Google Cloud, etc.)

8. Experience with containerization and orchestration tools (Docker, Kubernetes)

9. Knowledge of real-time communication protocols (e.g., WebSockets, TCP, SSE)

10. Strong understanding of security best practices for server-side applications

11. Experience with version control (Git) and CI/CD pipelines

12. Minimum of 2-3.5 years of experience building scalable backend systems

**Perks**

1. Work From Anywhere Flexibility

2. Unlimited Leaves policy*

3. Competitive salary and unlimited growth opportunities

4. Insights on how HFT is done using cutting edge technology

If you’re passionate about building scalable, high-performance backend systems and want to be part of a cutting-edge fintech startup, we’d love to hear from you!

Mandatory Criteria :

• Candidate must have Strong hands-on experience with Kubernetes of atleast 2 years in production environments.
• Candidate should have Expertise in at least one public cloud platform [GCP (Preferred), AWS, Azure, or OCI).
• Proficient in backend programming with Python, Java, or Kotlin (at least one is required).
• Candidate should have strong Backend experience.
• Hands-on experience with BigQuery or Snowflake for data analytics and integration.

About the Role

We are looking for a highly skilled and motivated Cloud Backend Engineer with 4–7 years of experience, who has worked extensively on at least one major cloud platform (GCP, AWS, Azure, or OCI). Experience with multiple cloud providers is a strong plus. As a Senior Development Engineer, you will play a key role in designing, building, and scaling backend services and infrastructure on cloud-native platforms.

# Experience with Kubernetes is mandatory.

Key Responsibilities

• Design and develop scalable, reliable backend services and cloud-native applications.
• Build and manage RESTful APIs, microservices, and asynchronous data processing systems.
• Deploy and operate workloads on Kubernetes with best practices in availability, monitoring, and cost-efficiency.
• Implement and manage CI/CD pipelines and infrastructure automation.
• Collaborate with frontend, DevOps, and product teams in an agile environment.
• Ensure high code quality through testing, reviews, and documentation.

Required Skills

• Strong hands-on experience with Kubernetes of atleast 2 years in production environments (mandatory).
• Expertise in at least one public cloud platform [GCP (Preferred), AWS, Azure, or OCI].
• Proficient in backend programming with Python, Java, or Kotlin (at least one is required).
• Solid understanding of distributed systems, microservices, and cloud-native architecture.
• Experience with containerization using Docker and Kubernetes-native deployment workflows.
• Working knowledge of SQL and relational databases.

Preferred Qualifications

• Experience working across multiple cloud platforms.
• Familiarity with infrastructure-as-code tools like Terraform or CloudFormation.
• Exposure to monitoring, logging, and observability stacks (e.g., Prometheus, Grafana, Cloud Monitoring).
• Hands-on experience with BigQuery or Snowflake for data analytics and integration.

Nice to Have

• Knowledge of NoSQL databases or event-driven/message-based architectures.
• Experience with serverless services, managed data pipelines, or data lake platforms.

Need Immediate Joiners only (4-5 days)

Overall experience 6+ years and relevant at least 2+ years in Golang with Java

● Strong design and architectural experience in building various highly-scalable and

highly-available products

● Strong understanding of the SDLC Activities which include Analysis, Design, Development,

Testing, Deployment and Post-Production Support etc.

● Proficiency in at least one server side framework for languages preferably Go Lang

● Experience working on NoSQL & SQL Databases such as MySQL, PostgreSQL, MongoDB,

Redis etc

● Deep Dive, problem-solving, RCA and systematic thinking to reach the cause of issues

● Able to work independently and multi-task effectively

● Program at a system level and able to manage service stability

● Excellent experience maintaining, scalable, extensible code

● Methodical in maintaining up to date documentation

● Metric-driven mindset and obsessive about ensuring clean coding practices

● Preferred experience in product development

● Preferred working experience on microservices platforms

● Proficiency in at least one modern web front-end development framework such as React JS

will be a bonus

Good to Have Skills:

● Preferred experience in Elasticsearch and Kibana (ELK Stack)

● Preferred experience with messaging systems like RabbitMQ

1. PHP Laravel
2. Javascript
3. Jquery,
4. CSS,
5. HTML
6. Following optional skill (good to have)
7. MongoDB,
8. Node js
9. Must know the use of multi_curl for parallel multiple API processing.

• Deep understanding of Django and DRF
• Write effective, scalable code
• Develop back-end components to improve responsiveness and overall performance
• Integrate user-facing elements into applications
• Test and debug programs
• Improve functionality of existing systems
• Implement security and data protection solutions
• Assess and prioritize feature requests
• Coordinate with internal teams to understand user requirements and provide technical solutions

Preferred Notice Period - Less Than 1 Month

Preferred Education - Tier 1 Engineering Colleges - IIT/NIT/DTU or similar

Preferred Work Background - Startup Engineering Experience

Mandatory Skills :-

4+ years of professional experience in Native React or React JS. Mongo db experience is good to have

Highly proficient in rendering components with Native APIs

Highly proficient in JavaScript, modern JavaScript, HTML,

Highly proficient in one or more libraries (e.g. Redux, React Router, etc) for state managing and routing in addition to React.

Proficient in using Git as a control system

Responsibilities :-    

Develop & deploy quality software and web applications-

Analyse and maintain existing software applications-

Design highly scalable, testable code-

Discover and fix programming bugs

Qualifications :-

Bachelor's degree or equivalent experience in Computer Science