Backend developer- Python - Trading & Fintech

Role Overview

We are looking for a Senior Backend Developer with strong Node.js expertise who is comfortable working in an AI-assisted development environment. The ideal candidate should be proficient in leveraging modern AI developer tools to accelerate development, improve code quality, and help modernize legacy systems.

This role involves working on backend systems, microservices architecture, and AI-powered development workflows, including refactoring legacy applications into modern Node.js services.

Key Responsibilities

• Design, build, and maintain scalable backend services using Node.js.
• Leverage AI-powered developer tools such as GitHub Copilot, Cursor, or Amazon Q to improve development efficiency.
• Refactor and modernize legacy .NET applications into Node.js-based microservices using AI-assisted workflows.
• Design and optimize database schemas and complex SQL queries for performance and scalability.
• Work with PostgreSQL and Redis for high-performance data storage and caching.
• Build and integrate AI-based features and services into backend applications.
• Automate development workflows through custom CLI tools or IDE extensions.
• Collaborate with cross-functional teams to deliver high-quality backend solutions.

Required Skills & Experience

• 5+ years of backend development experience
• Strong expertise in Node.js backend development
• Hands-on experience with AI-assisted development tools (GitHub Copilot, Cursor, Amazon Q, or similar)
• Experience working with PostgreSQL and Redis
• Strong understanding of microservices architecture and API design
• Experience with AI engineering (building or integrating AI-powered features)
• Strong problem-solving and debugging skills

Good to Have

• Prior experience with .NET / C#
• Experience modernizing legacy systems
• Experience building developer productivity tools (CLI tools, IDE extensions, automation)
• Experience optimizing complex SQL queries and database migrations

A LITTLE BIT ABOUT THE COMPANY:

Established in 2017, Fountane Inc is one part a Digital Product Studio that specializes in building superior product experiences, and one part Ventures Lab incubating and investing in new competitive technology businesses from scratch. Thus far, we’ve created half a dozen multi million valuation companies in the US, and a handful of sister ventures for large corporations including Target, US Ventures, Imprint Engine.

We’re a team of 100 strong from around the world that are radically open minded and believes in excellence, respecting one another and pushing our boundaries to furthest its ever been.

Job Title: Backend Engineer – Python / Golang / Rust

Location: Bangalore, India

Experience Required: Minimum 2–3 years

About the Role

We are looking for a passionate Backend Engineer to join our growing engineering team. The ideal candidate should have hands-on experience in building enterprise-grade, scalable backend systems using microservices architecture. You will work closely with product, frontend, and DevOps teams to design, develop, and optimize robust backend solutions that can handle high traffic and ensure system reliability.

Key Responsibilities

• Design, develop, and maintain scalable backend services and APIs.

• Architect and implement microservices-based systems ensuring modularity and resilience.

• Optimize application performance, database queries, and service scalability.

• Collaborate with frontend engineers, product managers, and DevOps teams for seamless delivery.

• Implement security best practices and ensure data protection compliance.

• Write and maintain unit tests, integration tests, and documentation.

• Participate in code reviews, technical discussions, and architecture design sessions.

• Monitor, debug, and improve system performance in production environments.

Required Skills & Experience

• Programming Expertise:

• Advanced proficiency in Python (Django, FastAPI, or Flask), OR

• Strong experience in Golang or Rust for backend development.

• Microservices Architecture: Hands-on experience in designing and maintaining distributed systems.

• Database Management: Expertise in PostgreSQL, MySQL, MongoDB, including schema design and optimization.

• API Development: Strong experience in RESTful APIs and GraphQL.

• Cloud Platforms: Proficiency with AWS, GCP, or Azure for deployment and scaling.

• Containerization & Orchestration: Solid knowledge of Docker and Kubernetes.

• Messaging & Caching: Experience with Redis, RabbitMQ, Kafka, and caching strategies (Redis, Memcached).

• Version Control: Strong Git workflows and collaboration in team environments.

• Familiarity with CI/CD pipelines, DevOps practices, and cloud-native deployments.

• Proven experience working on production-grade, high-traffic applications.

Preferred Qualifications

• Understanding of software architecture patterns (event-driven, CQRS, hexagonal, etc.).

• Experience with Agile/Scrum methodologies.

• Contributions to open-source projects or strong personal backend projects.

• Experience with observability tools (Prometheus, Grafana, ELK, Jaeger).

Why Join Us?

• Work on cutting-edge backend systems that power enterprise-grade applications.

• Opportunity to learn and grow with a fast-paced engineering team.

• Exposure to cloud-native, microservices-based architectures.

• Collaborative culture that values innovation, ownership, and technical excellence.

You will be a part of the engineering team who focuses on user onboarding, licensing, marketplace stores, Sales analytics dashboard and CRM’s integrations.

Your role at Trimpixel

• Design, develop, and maintain integrations with multiple file types, existing software packages
• Build software for a first-class onboarding experience
• Collaborate with sales, marketing and engineering teams for requirements through to delivery
• Design and implement marketplace, Sales Analytics Pipeline and CRM integrations
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings

Responsibilities: 

As a backend developer you would be responsible for:   

• Executing full lifecycle software development
• Architect and conceptualise the solution from initiation to completion meeting client requirements 
• Work with customer and their integration partners to ensure the product is well integrated 
• Programming well-designed, testable and efficient code 
• Develop flowcharts, layouts and documentation to identify requirements and solutions 
• Work with cross-functional teams (Product, Engineering and ML team) to craft custom solutions 
• Ensure clients change requests are addressed effectively in a timely manner 

Requirements:  

• 2+ years of experience in architecture and developing high performance web applications
• In-depth understanding of the entire web development process (design, development, and deployment)
• Strong NoSQL and/or SQL database design and query writing skills with a commitment to performance and efficiency 
• Knowledge of RESTful API and SOAP Webservices paradigms 
• Experience with CRM/ERPs like systems SAP, Oracle, SalesForce, Servicenow, Workday, etc. would be a huge plus 
• Ability to operate in a highly ambiguous and fast-paced environment 
• Superior verbal and written communication skills 

Our Technology Stacks:  

• Demonstrated experience in our tech stack will be a big plus as it lets you get up and running with our product that much sooner 
• Node.js back-end with typescript 
• MongoDB as database 
• React to power our user interfaces (don't worry, we don't expect it for back-end) 
• NGINX as our web server 
• RabbitMQ 
• Redis 
• Elasticsearch 
• Docker 

Role Description:

As a Lead Backend Engineer , you will be responsible for designing and deploying scalable, highly available, and fault-tolerant systems for Radiusagent. Experience as a Tech Lead, managing tasks with back-end engineers while coding themselves will be a bonus point for the ideal candidate.

Responsibilities will include-

• You will contribute to all aspects of an agile software development lifecycle including design, architecture, development, documentation, testing, and operations.
• You will build cutting-edge scalable systems by writing simple and efficient code.
• You will push your design and architecture limits for new product development.
• You will ensure compliance with the build/release and configuration management process.

Skills needed:

• be able to design and build modules from ground up
• proficient in any one programming language out of php/golang/node/python/javascript/java/ruby and ability to pick up others
• experience with mysql/postgres/mongodb/couchdb
• experience  with redis/memcached
• experience with rabbitmq / kafka
• experience in having written cron jobs, troubleshooting downtime
• ability to work with ambiguous requirements
• good understanding of OS concepts

Nice to haves:

• experience with managing VMs' on aws/gcp/digitalocean 
• experience with docker/kubernetes
• experience elasticsearch or lucene

We are looking for a Node.js Developer who is proficient with writing API's, working with data, using AWS and capable of applying algorithms mainly machine learning-based to solve problems and create/modify features for our students. Your primary focus will be the development of all server-side logic, definition and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.

Responsibilities

• 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
• Use of algorithms to drive data analytics and features.
• Ability to use AWS to solve scale issues.