HubSpot CRM Developer

Job Details

- Job Title: Lead Software Engineer - Java, Python, API Development

- Industry: Global digital transformation solutions provider

- Domain - Information technology (IT)

- Experience Required: 8-10 years

- Employment Type: Full Time

- Job Location: Pune & Trivandrum/ Thiruvananthapuram

- CTC Range: Best in Industry

Job Description

Job Summary

We are seeking a Lead Software Engineer with strong hands-on expertise in Java and Python to design, build, and optimize scalable backend applications and APIs. The ideal candidate will bring deep experience in cloud technologies, large-scale data processing, and leading the design of high-performance, reliable backend systems.

Key Responsibilities

• Design, develop, and maintain backend services and APIs using Java and Python
• Build and optimize Java-based APIs for large-scale data processing
• Ensure high performance, scalability, and reliability of backend systems
• Architect and manage backend services on cloud platforms (AWS, GCP, or Azure)
• Collaborate with cross-functional teams to deliver production-ready solutions
• Lead technical design discussions and guide best practices

Requirements

• 8+ years of experience in backend software development
• Strong proficiency in Java and Python
• Proven experience building scalable APIs and data-driven applications
• Hands-on experience with cloud services and distributed systems
• Solid understanding of databases, microservices, and API performance optimization

Nice to Have

• Experience with Spring Boot, Flask, or FastAPI
• Familiarity with Docker, Kubernetes, and CI/CD pipelines
• Exposure to Kafka, Spark, or other big data tools

Skills

Java, Python, API Development, Data Processing, AWS Backend

Skills: Java, API development, Data Processing, AWS backend, Python,

Must-Haves

Java (8+ years), Python (8+ years), API Development (8+ years), Cloud Services (AWS/GCP/Azure), Database & Microservices

8+ years of experience in backend software development

Strong proficiency in Java and Python

Proven experience building scalable APIs and data-driven applications

Hands-on experience with cloud services and distributed systems

Solid understanding of databases, microservices, and API performance optimization

Mandatory Skills: Java API AND AWS

******

Notice period - 0 to 15 days only

Job stability is mandatory

Location: Pune, Trivandrum

About FloBiz

Website : https : //flobiz.in/

FloBiz is India's first neobusiness platform, revolutionizing the way Small and

Medium-sized Enterprises (SMEs) operate in India. Our mission is to digitize 65 million

MSMEs in the country, and we are well on our way to achieving this goal. Our flagship

product, myBillBook, has already empowered over 10 million businesses across 2000+

towns with its billing, accounting, inventory management, and payment collection

solutions. With over $25 billion in annual transactions, we are proud to be a rapidly

growing tech startup serving the needs of SMBs in India.

Our Flagship product : MyBillBook

myBillBook is India's leading GST billing & accounting software with mobile, web app & native desktop offerings and runs on Android as well as iOS. myBillBook has been designed to aid SMB owners to conduct their operations from anywhere and anytime and provides a secure platform for business owners to record transactions & track business performance on the go. It is an ideal software for GST registered businesses where invoicing is one of the core business activities. Also, businesses looking to digitise their operations to understand their financial position better can use this software. It helps them create bills (GST & non-GST), record purchases & expenses, manage inventory and track payables/receivables directly from their mobile phones or computers. Also, the app generates 25 critical business reports that help business owners make effective business decisions. myBillBook is currently available in English, Hindi, Gujarati & Tamil.

Currently, the app has been downloaded by over 6.5M SMBs across the country with over 10x growth in user base in the last 12 months alone. Even with such pace of adoption of the product, myBillBook continues to be the highest rated application in its category on Google Play Store.

Key Responsibilities :

• Design, develop, maintain and optimise complex, scalable and distributed systems capable of handling large-scale datasets and high-throughput workloads.

• Optimise performance, reliability and availability across the whole system.

• Write clean, efficient, and maintainable code in multiple programming languages as needed.

• Contribute to architectural decisions and help improve engineering best practices.

• Work with a builder mindset, contribute and collaborate across cross-functional teams, to unblock and accelerate delivery. No role silos.

• Actively mentor juniors through code reviews, design discussions and pairing.

• Leverage LLM-assisted tools (Claude, Cursor, LLM-powered code review and testing) to accelerate development velocity and improve code quality.

• Build and evolve the platform to be LLM-ready - design APIs, data pipelines and system interfaces that enable seamless LLM integration and automation.

Required Qualifications :

• 3-5 years of experience in back-end software development focusing on large-scale distributed systems.

• BE/B.Tech in Computer Science or a related technical field (or equivalent practical experience).

• Strong software development skills in one or more languages such as Java / Ruby on Rails / Python.

• Working experience with SQL and NoSQL databases (e.g. PostgreSQL, MongoDB) with ability to design effective schema and perform various optimisations for large-scale data.

• Deep understanding of system design principles and best practices for building scalable and resilient systems with microservices.

• Excellent problem-solving with experience in incident management, monitoring, alerting, and root cause analysis.

• Experience with event-driven architectures (Kafka, SQS, RabbitMQ, or similar).

• Experience in building intelligent AI agents and systems powered by Large Language Models.

• Hands-on experience with cloud platforms like AWS or Google Cloud Platform.

• Deep understanding of software development best practices, patterns and code reviews.

• Effective communication skills to coordinate with cross-functional teams during large-scale projects.

Perks @ Benefits :

• Competitive salary with performance-linked rewards and recognitions.

• An extensive medical insurance that looks out for our employees & their dependants. Well love you and take care of you, our promise

• Flobiz Academy : Helps you in terms of Learning and enhancing your skills

• A reward system that celebrates hard work and milestones and Performances throughout the year.

• A cool work-from-home setup that makes you feel right at home. An environment so comfortable that you won't miss your home.

Location : Remote (WFH) 5 days working

At Pipaltree, we’re building an AI-enabled platform that helps brands understand how they’re truly perceived — not through surveys or static dashboards, but through real conversations happening across the world.

We’re a small team solving deep technical and product challenges: orchestrating large-scale conversation data, applying reasoning and summarization models, and turning this into insights that businesses can trust.

Requirements:

• Deep understanding of distributed systems and asynchronous programming in Python
• Experience with building scalable applications using LLMs or traditional ML techniques
• Experience with Databases, Cache, and Micro services
• Experience with DevOps is a huge plus

Role Responsibilities:

• Development and Maintenance of REST APIs: Lead the creation and management of our RESTful APIs, ensuring top-notch performance and alignment with evolving requirements.
• Proficiency in Coding: We're in search of expertise in Python or equivalent programming languages. Your coding skills will play a pivotal role in delivering high-quality (efficient, reusable, testable, and scalable) solutions.
• Unit and Integration Testing: Apply your expertise to craft unit and integration tests, upholding code quality and reliability.
• Version Control Systems: Proficiency in Distributed Version Control Systems is vital for seamless collaboration during development.
• Elasticsearch Expertise: Having valuable experience with Elasticsearch is a plus, given its critical role in data retrieval and search functionalities.
• NOSQL Database Familiarity: Knowledge of NOSQL databases like Cassandra and MongoDB will be advantageous.
• Message Broker Knowledge: Understanding message brokers, especially RabbitMQ, is beneficial for effective communication within our systems.

Desired Qualifications:

• Experience: 1-2 years of hands-on experience as a Python developer.
• AWS: Proficiency in AWS cloud management and architecting enterprise data solutions.
• Pragmatic Problem-Solving: Recognize when a solution should be streamlined and when creating the right abstraction will lead to long-term efficiency gains.
• Passion for Quality: Demonstrate dedication to producing work of the highest quality and following best practices.
• Agile/Lean Process: Familiarity with Agile/Lean methodologies is a plus, reflecting your adaptability and collaborative spirit.
• Startup Mindset: Embrace the challenges and opportunities of a startup environment, contributing your skills and insights to our growth.
• Debugging and Optimization: Showcase excellent debugging and optimization capabilities to enhance system performance.
• Tech Awareness: Stay updated on emerging technologies and possess a solid understanding of the full product development life cycle.
• UX and Information Architecture: Exhibit excellent knowledge of mobile user experience, information architecture, and industry trends.

We are looking for an ASP.NET developer to be responsible for designing and monitoring applications. The responsibilities of ASP.NET developers include writing code, designing solutions for applications, and improving functionality.

To be successful as an ASP.NET developer, you should demonstrate excellent problem-solving skills, high-quality coding skills, and the ability to manage your time efficiently. Ultimately, a top-notch ASP.NET developer should have superior knowledge of software development, a keen eye for detail, and be able to work independently.

• Creating top-quality applications.
• Collaborating with front-end developers.
• Ensuring that junior staff delivers according to standards.
• Improving functionality.
• Using the most updated and appropriate technologies.
• Designing and building application layers.

• Previous experience as a developer.
• Extensive working knowledge of coding using .NET languages (C+, VB, .NET).
• Familiarity with ASP.NET framework and SQL servers.
• A keen eye for detail.
• Strong communication skill

What will we be building together?

1K Kirana Bazaar (1K) is building Bharat's first hyperlocal offline-online distribution platform. Our aim is to provide the benefits of technology and scale to the underserved first time internet users of Bharat. We use the efficiencies of the existing kirana store network and empower them with a full technology stack to fulfill all needs of our consumers.

Over the next 2 years our goal is to transform the lives of millions of new age consumers of Bharat and at the same time make the lives of thousands of retailers more fulfilling! With our end to end integrated supply chain and technology stack, we are already disrupting the traditional supply chain and bringing in innovation and gamification to the traditional shopping and consumption process. The growth process will demand exploration of technologies like Blockchain, Artificial Intelligence, IPFS, Distributed Computing, and IOT to name a few to fuel the idealistic model design for the making of an evolved #bharat. We visualise seamless access to every consumer or a mom & pop store in the deepest rooted corners of India.

What will you be driving with the team?

To build full-stack solutions for retail & supply chain from managing purchases to selling products to end consumers. You will work on solving some of the complex problems of the retail industry.

Your core responsibilities:

• Solve complex problems and follow good coding practices and complying with existing quality standards.
• Evaluate existing engineering processes and recommend improvements.
• Setup high-quality standards in production running code by performing diligent code reviews and rigorous unit test coverage.
• Brainstorm (sometimes, even prototype) features with the rest of the team based on your knowledge of the codebase.
• And of course, there's always bugs to fix, based on your personal experience or feedback from the team and the 1K community.

What will help you thrive in this role? 

• A bachelor’s degree in Computer Science or a related field is preferred.
• 6 month+ experience in software development.
• Knowledge of programming languages.
• Should possess a solid grasp of object-oriented programming, data structures, and software design.
• Experience with AWS infrastructure and distributed systems is a plus.
• Highly developed attention to detail.
• Ability to work well in a fast-paced environment.

Whom you will be sharing your workday with?

We are a language-agnostic engineering team of independent thinkers who understand the priorities of a rapidly growing startup and excel at choosing high impact projects. Our core beliefs are: 

• We are at the forefront of disrupting the traditional retail & supply chain industry by building distributed systems
• We are hardcore open source lovers and believe in the strength of the open-source community.
• We believe technology can change the way information is consumed.
• We use a data-driven approach to build new products and features.
• Build new tech solutions to improve business processes and enable our various departments to help service our teams better.
• We embrace and enable DevOps culture within the organisation.

And yes! We do have new furry friends coming to our office every day.

Work Perks

• Hybrid work environment with flexibility to work from anywhere. 
• A great salary, commensurate with experience.
• Unlimited vacation policy which means Paid Vacations.
• A relaxed & flexible working atmosphere.
• Weekly parties (Unofficial).
• Paid outings to remote work locations and industry events/conferences.
• Paid Health Insurance for you and your loved ones.

Experience: 9 to 16 Yrs

Notice Period: Immediate to 15 days

Job Description:

- The Lead Engineer is responsible for deriving the technical architecture, detailed design, implementation, Performance, and Scalability of the developed system.

- The individual should be capable of single-handedly understanding the requirement, liaison with the product owner and external teams; produce the technical output required.

- Strong Leadership skills to contradict, produce a new design to current trends is required.

- Should be an avid technology enthusiast with strong views on technical architecture.

Technical Skills:

1) Strong Python and Mongo DB is mandatory

2) Web Application Architecture - One Large Project Experience of Development & Maintenance

3) Knowledge in one or more frameworks like WSGI(uwsgi), Django, Flask, Web Application development

4) Exposure to Databases like MongoDB, BigQuery, Elastic Search, Redis, etc.,

5) Knowledge of Code Quality Process and Discipline (Git, Jenkins, etc)