Backend Developer

Python Developer (Performance Optimization Focus)

Experience: 3–5 Years

Location: Remote (India-based candidates only)

Employment Type: Full-time

Role Overview

We are seeking a Python Developer with a strong focus on performance optimization and system efficiency. In this role, you will identify bottlenecks, enhance system performance, and contribute to building scalable, high-performance applications in a Linux-based environment.

Key Responsibilities

• Analyze and troubleshoot performance bottlenecks in applications and systems
• Optimize code, database queries, and architecture for scalability and speed
• Design, develop, test, and maintain robust Python applications
• Work with large datasets and improve data processing efficiency
• Collaborate with cross-functional teams to improve system reliability and performance
• Monitor system performance and implement proactive improvements
• Write clean, maintainable, and efficient code following best practices

Required Skills & Qualifications

• 3–5 years of hands-on experience in Python development
• Strong expertise in performance tuning and optimization techniques
• Experience with debugging and profiling tools
• Solid understanding of data structures and algorithms
• Experience with REST APIs and backend development
• Strong analytical and problem-solving skills

Linux & System Knowledge (Must-Have)

• Comfortable working in Linux/Unix environments
• Command-line proficiency, including:
• File editing (vi, nano)
• File permissions (chmod, chown)
• File downloads (wget, curl)
• Basic file and directory operations

Basic Python Knowledge (Interview Scope)

• Writing simple scripts and reusable functions
• String manipulation and data handling
• Example task: Count words in a file/string efficiently

Good to Have

• Familiarity with AI/ML concepts or tools
• Experience optimizing data-intensive or distributed systems
• Exposure to cloud platforms (AWS, GCP, Azure)

Why Join Us

• Work on performance-critical systems with real-world impact
• Fully remote work environment
• Opportunity to work with modern, scalable technologies
• Collaborative, growth-focused team culture

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.

About us:

Trential is engineering the future of digital identity with W3C Verifiable Credentials—secure, decentralized, privacy-first. We make identity and credentials verifiable anywhere, instantly.

We are looking for a Team lead to architect, build, and scale high-performance web applications that power our core products. You will lead the full development lifecycle—from system design to deployment—while mentoring the team and driving best engineering practices across frontend and backend stacks.

 Design & Implement: Lead the design, implementation and management of Trential products.

 Lead by example: Be the most senior and impactful engineer on the team, setting the technical bar through your direct contributions.

 Code Quality & Best Practices: Enforce high standards for code quality, security, and performance through rigorous code reviews, automated testing, and continuous delivery pipelines.

 Standards Adherence: Ensure all solutions comply with relevant open standards like W3C Verifiable Credentials (VCs), Decentralized Identifiers (DIDs) & Privacy Laws, maintaining global interoperability.

 Continuous Improvement: Lead the charge to continuously evaluate and improve the products & processes. Instill a culture of metrics-driven process improvement to boost team efficiency and product quality.

 Cross-Functional Collaboration: Work closely with the Co-Founders & Product Team to translate business requirements and market needs into clear, actionable technical specifications and stories. Represent Trential in interactions with external stakeholders for integrations.

What we're looking for:

 Experience: 5+ years of experience in software development, with at least 2 years as a Technical Lead.

 Technical Depth: Deep proficiency in JavaScript and experience in building and operating distributed, fault-tolerant systems.

 Cloud & Infrastructure: Hands-on experience with cloud platforms (AWS & GCP) and modern DevOps practices (e.g., CI/CD, Infrastructure as Code, Docker).

 Databases: Strong knowledge of SQL/NoSQL databases and data modeling for high-throughput, secure applications.

Preferred Qualifications (Nice to Have)

 Identity & Credentials: Knowledge of decentralized identity principles, Verifiable Credentials (W3C VCs), DIDs, and relevant protocols (e.g., OpenID4VC, DIDComm)

 Familiarity with data privacy and security standards (GDPR, SOC 2, ISO 27001) and designing systems complying to these laws.

 Experience integrating AI/ML models into verification or data extraction workflows

We’re looking for an Engineering Manager to guide our micro-service platform and mentor a fully remote backend team. You’ll blend hands-on technical ownership with people leadership—shaping architecture, driving cloud best practices, and coaching engineers in their careers and craft.

Key Responsibilities:

Area

What You’ll Own

Architecture & Delivery

• Define and evolve backend architecture built on Java 17+, Spring Boot 3, AWS (Containers, Lambdas, SQS, S3), Elasticsearch, PostgreSQL/MySQL, Databricks, Redis etc...

• Lead design and code reviews; enforce best practices for testing, CI/CD, observability, security, and cost-efficient cloud operations.

• Drive technical roadmaps, ensuring scalability (billions of events, 99.9 %+ uptime) and rapid feature delivery.

Team Leadership & Growth

• Manage and inspire a distributed team of 6-10 backend engineers across multiple time zones.

• Set clear growth objectives, run 1-on-1s, deliver feedback, and foster an inclusive, high-trust culture.

• Coach the team on AI-assisted development workflows (e.g., GitHub Copilot, LLM-based code review) to boost productivity and code quality.

Stakeholder Collaboration

• Act as technical liaison to Product, Frontend, SRE, and Data teams, translating business goals into resilient backend solutions.

• Communicate complex concepts to both technical and non-technical audiences; influence cross-functional decisions.

Technical Vision & Governance

• Own coding standards, architectural principles, and technology selection.

• Evaluate emerging tools and frameworks (especially around GenAI and cloud-native patterns) and create adoption strategies.

• Balance technical debt and new feature delivery through data-driven prioritization.

Required Qualifications:

● 8+ years designing, building, and operating distributed backend systems with Java & Spring Boot

● Proven experience leading or mentoring engineers; direct people-management a plus

● Expert knowledge of AWS services and cloud-native design patterns

● Hands-on mastery of Elasticsearch, PostgreSQL/MySQL, and Redis for high-volume, low-latency workloads

● Demonstrated success scaling systems to millions of users or billions of events Strong grasp of DevOps practices: containerization (Docker), CI/CD (GitHub Actions), observability stacks

● Excellent communication and stakeholder-management skills in a remote-fi rst environment

Nice-to-Have:

● Hands-on experience with Datadog (APM, Logs, RUM) and a data-driven approach to debugging/performance tuning

● Startup experience—comfortable wearing multiple hats and juggling several projects simultaneously

● Prior title of Principal Engineer, Staff Engineer, or Engineering Manager in a high-growth SaaS company

● Familiarity with AI-assisted development tools (Copilot, CodeWhisperer, Cursor) and a track record of introducing them safely

Job Title: Engineering Manager (Java / Spring Boot, AWS) – Remote

Leadership Role

Location: Remote

Employment Type: Full-time

**Candidates from Dehradun or nearby locations are preferred**

Notice period: Immediate to 30 days

About the Job:-

The ideal candidate will be familiar with the full software design life cycle. They should have experience in designing, coding, testing and consistently managing applications They should be comfortable coding in a number of languages and have the ability to test code in order to maintain high-quality code.

➜ Responsibilities:-

1. Design, code, test and manage various applications

2. Collaborate with the engineering team and product team to establish the best products

3. Follow outlined standards of quality related to code and systems

4. Develop automated tests and conduct performance tuning

➜ Requirement:-

• Proficient ASP.NET/.NET CORE, Web API, MVC, Entity framework and MS SQL/MySQL is mandatory.

• Experience with HTML5/CSS3, JavaScript/jQuery, Angular; web-service: SOAP, RESFUL, MVC API

• Willing to learn new technologies

• Have good knowledge or experience with Agile/SCRUM development method

• Detail oriented, self-motivated and disciplined, with the ability to complete assigned tasks with minimal oversight in a professional and timely manner is a must

InnovationM is looking for a Java Developer with experience in Spring Boot, Microservices, and MongoDB to join our team. The ideal candidate should have hands-on experience in designing and developing REST APIs using Spring Boot, building microservices-based applications, working with MongoDB and have experience in deploying applications in AWS.

What you must be good at:

● Develop and maintain REST APIs using Spring Boot framework

● Build microservices-based applications using Spring Boot and related frameworks

● Design and develop data models and queries for MongoDB database

● Deploy applications in AWS using EC2, ECR, and other relevant AWS services

● Work in an Agile development environment

● Collaborate with cross-functional teams to deliver high-quality software

What you must be good at:

● 4+ years of experience in Java development

● Strong experience in Spring Boot and related frameworks

● Hands-on experience in building microservices-based applications

● Proficient in designing and developing REST APIs

● Strong experience in MongoDB, including data modeling and query optimization

● Good understanding of AWS services and deployment methodologies

● Experience working in an Agile development environment

● Proficient in Git and version control systems

A candidate who has a strong background in the design and implementation of scalable architecture and a good understanding of Algorithms, Data structures, and design patterns. Candidate must be ready to learn new tools, languages, and technologies

Microservices, MySQL/Postgres, Kafka/Message Queues, Elasticsearch, Data pipelines, AWS Cloud, Clickhouse/Redshift

• Minimum 6 years of experience
• Good understanding of various database types: RDBMS, NoSQL, GraphDB, etc
• Ability to build highly stable reliable APIs and backend services.
• Should be familiar with distributed, high availability database systems
• Experience with queuing systems like Kafka
• Hands-on in cloud infrastructure AWS/GCP/Azure
• Highly plus if know one or more of the following: Confluent ksql, Kafka connect, Kafka streams
• Hands-on experience with data warehouse/OLAP systems such as Redshift, click house and added plus. 
• Good communication and interpersonal skills

• Ability to join a small and growing team, and work with some of the coolest people you've ever met
• Opportunity to make an impact, and leave your mark on this organization.
• Competitive compensation, with the ability to shape your own career trajectory
• Go Extra Mile with Learning and Development

A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality on content, interact and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.

A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore and Dublin. We have three products in our portfolio: Plum, Empuls and Compass. Works with over 1000 global clients. We help our clients in engaging and motivating their employees, sales teams, channel partners or consumers for better business results.

Our client is looking out for an Associate Architect who has strong experience in to Technology

You will be involving in design, coding &scaling the product.

Collaborate with cross functional teams to solve complex problems.
You will be designing large scale distributed system.

Requirements:

8+ years of hands-on experience in developing, designing & scaling complex systems

Programming experience in Java, spring, Hibernate and MongoDb, micro services