
Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency clientfacing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• working knowledge of Kafka
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
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Role & Responsibilities
As a Founding Engineer, you'll join the engineering team during an exciting growth phase, contributing to a platform that handles complex financial operations for B2B companies. You'll work on building scalable systems that automate billing, usage metering, revenue recognition, and financial reporting—directly impacting how businesses manage their revenue operations.
This role is ideal for someone who thrives in a dynamic startup environment where requirements evolve quickly and problems require creative solutions. You'll work on diverse technical challenges, from API development to external integrations, while collaborating with senior engineers, product managers, and customer success teams.
Key Responsibilities
- Build core platform features: Develop robust APIs, services, and integrations that power billing automation and revenue recognition capabilities.
- Work across the full stack: Contribute to backend services and frontend interfaces to ensure seamless user experiences.
- Implement critical integrations: Connect the platform with external systems including CRMs, data warehouses, ERPs, and payment processors.
- Optimize for scale: Design systems that handle complex pricing models, high-volume usage data, and real-time financial calculations.
- Drive quality and best practices: Write clean, maintainable code and participate in code reviews and architectural discussions.
- Solve complex problems: Debug issues across the stack and collaborate with cross-functional teams to address evolving client needs.
The Impact You'll Make
- Power business growth: Enable fast-growing B2B companies to scale billing and revenue operations efficiently.
- Build critical financial infrastructure: Contribute to systems handling high-value transactions with accuracy and compliance.
- Shape product direction: Join during a scaling phase where your contributions directly impact product evolution and customer success.
- Accelerate your expertise: Gain deep exposure to financial systems, B2B SaaS operations, and enterprise-grade software development.
- Drive the future of B2B commerce: Help build infrastructure supporting next-generation pricing models, from usage-based to value-based billing.
Ideal Candidate Profile
Experience
- 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems.
- Strong backend development experience using one or more frameworks: FastAPI / Django (Python), Spring (Java), or Express (Node.js).
- Deep understanding of relevant libraries, tools, and best practices within the chosen backend framework.
- Strong experience with databases (SQL & NoSQL), including efficient data modeling and performance optimization.
- Proven experience designing, building, and maintaining APIs, services, and backend systems with solid system design and clean code practices.
Domain
- Experience with financial systems, billing platforms, or fintech applications is highly preferred.
Company Background
- Experience working in product companies or startups (preferably Series A to Series D).
Education
- Candidates from Tier 1 engineering institutes (IITs, BITS, etc.) are highly preferred.
What You’ll Do
• Build and scale backend services using Java & Spring Boot
• Work on API integrations (REST, SOAP), caching & rate limiting
• Contribute across the full SDLC – design, development, testing & deployment
• Solve problems around performance, scalability & reliability
What We’re Looking For
• Strong knowledge of Data Structures & Algorithms
• Experience with Java, Spring Boot, REST/SOAP
• Hands-on with system & solution design
• Database experience: MongoDB / PostgreSQL / MySQL / Oracle
• Good debugging skills & unit testing
• Familiarity with Git and AI coding assistants (Copilot, Claude, etc.)
About the role:
You will own a functional area - from product conception to its delivery to customers. You are expected to design and code independently in multiple tech components related to your functional area. You must also develop a deep understanding of non-functional requirements, such as reliability and availability, scale, horizontal scalability, etc. over time to make tech stack decisions accordingly. You are expected to actively mentor junior engineers. You own
the codebase quality.
We are looking for seasoned engineers who are quality-conscious, product thinkers, business cognizant and smart. Engineers get to significantly amplify the impact of their work or creations with scale. The scale also demands that engineers to produce super-efficient solutions.
What you’ll do
- Strong experience with Java 8, Spring and Spring Boot, Spring MVC, Spring Data,
- Working experience in Microservices
- Version Control: Git
- Strong understanding of functional/reactive programming, OOP, design
- Experience with Docker and Kubernetes.
- SDLC: Working experience in Agile methodology
- Strong interpersonal skills and time management skills
What you’ll need
- B.Tech or M.Tech equivalent with at least 3 years of experience
- Deep expertise in at least one programming language & tech stack.
- Strong object-oriented design skills, ability to apply design patterns, and an uncanny ability to design intuitive module and class-level interfaces
- Experience in building data-driven web application design and development is a plus
- Good understanding of multiple tech solutions and ability to pick the correct one for the given situation
- Prior work experience in an agile environment or continuous integration and continuous delivery (CI or CD)
- Ability and experience in designing high-level software designs of the scalable system, taking NFR (non-functional requirement) into consideration
🚀 We’re Hiring: Software Development Engineer (Backend) | Onsite in Pune
We’re currently hiring for our client – a high-growth fintech company backed by top global investors with $14M+ raised.
Our client is on a mission to simplify the CFO stack for fast-growing businesses. From smart corporate cards to automated vendor payments and streamlined procurement, they empower companies across industries to transform financial chaos into clarity.
Now, they are looking for a passionate Backend Engineer to join their Engineering team in Pune (onsite).
🔹 What You’ll Do
- Design, build, and maintain scalable backend systems using Kotlin, Micronaut & Spring Cloud
- Collaborate with engineers to ensure reliability, security & performance
- Write clean, test-driven code with unit tests & TDD
- Contribute to new features, integrations & backend architecture
- Work on microservices, event-driven systems, and clean architectures
🔹 What We’re Looking For
- 3+ years of experience in backend development with Kotlin, Micronaut, Spring Cloud (or similar)
- Strong grasp of unit testing & TDD
- Exposure to DDD, CQRS, Clean/Hexagonal Architecture, Microservices, Multi-tenancy, Event Sourcing is a big plus
- Problem-solving mindset with strong analytical skills
- Excellent team player with clear communication
🔹 Bonus Points
- Experience in fintech or B2B spend management
- Familiarity with Azure, Docker, Kubernetes
📍 Location: Pune, Maharashtra (Onsite)
If you’re excited about solving complex engineering challenges in fintech and want to build products that make an impact, we’d love to connect!
Company is a direct to consumer brand in affordable fast fashion space using full stack model to solve for high quality at affordable prices. We leverage in-house manufacturing coupled with strong usage of technology to drive efficiency. Rapidbox is funded by Top-Tier VC firms and
prominent angel investors.
Must Have Skills (Working Experience Needed):
Preferably a Graduate/Postgraduate from a Tier 1/2 college/university.
Core Java
Hibernate and any relational database – MySQL, Postgres, Oracle.
Redis Caching
Spring
Maven, Git
Ability to thrive in a dynamic environment with changing priorities
Spring
Experience with OO design, design patterns & deep understanding of JVM internals
(multithreading, garbage collection etc.)
Problem solver
Search solutions like ES, Solr
NoSQL data store like Cassandra/Mongo
Kafka
Microservices Architecture, Web services, API development, Enterprise integration
Experience on scalable and distributed systems
Good to have:
Distributed Cache
Performance testing tools - Jmeter, Locust, Gatling
Ecommerce background
- Backend development along with team management
- Hands on experience in product development
- Preferred candidates from Fintech and Banking sectors
- Exp in Python / Java slong with databases like MySQL, NoSQL, etc
- Knowledge of Agile methodology
Requirements
- 3+ years of experience in the Development of JAVA technology.
- Strong Java Basics
- Linux
- SpringBoot or Spring MVC
- Hands-on experience in Relational Databases (SQL query or Hibernate) + Mongo (JSON parsing)
- Proficient in REST API development
- Messaging Queue (RabitMQ or Kafka)
- Microservices
- Java 8
- Any Caching Mechanism
- Good at problem-solving
Good to Have Skills:
- 3 years of experience in using Java/J2EE tech stacks
- Good understanding of data structures and algorithms.
- Excellent analytical and problem-solving skills.
- Ability to work in a fast-paced internet start-up environment.
- Experience in technical mentorship/coaching is highly desirable.
- Understanding AI/ML algorithms is a plus.
About Gobillion
Gobillion is a YCombinator backed IIM-NIT alumni co-founded social commerce startup headquartered in San Francisco, USA with offices in New Delhi, Bangalore and Guwahati. We are bringing e-commerce 2.0 to the next 400 million online customers across India, through a community and social driven approach. Our co-founding has diversified experience with prestigious organizations including McKinsey & Company, Deloitte US, EY, Adobe and SAP Labs.
Gobillion has been rapidly scaling and is backed by some of the world’s most prestigious investors from US, Europe, SE Asia and India including - YCombinator, Justin Mateen (Founder - Tinder), Pioneer Fund, Soma Capital, Venture Souq, Goodwater Capital, LetsVenture, Vikalp Sahni (Co-Founder- Gobibibo) amongst others.
We have been selected for and globally validated by the world’s leading investors/accelerators including YCombinator, Founder Institute Silicon Valley, NASSCOM 10000 Startups - India and Assam Startup. We have been named as the Top 10 Global startup for YCombinator S21 by Alex Mitchell.
Summary of role: As a Developer, you will be working alongside our product team in the conceptualization, design and development of server side components. You will be doing the following on the job
- Write clean, manageable code and maintain proper documentation
- Create, test and deploy and maintain the applications on production servers
- Continuously discover, analyze, and implement new technologies and frameworks to maximize development efficiency
- Lead team in crafting solutions in different areas and ensure timely delivery
- Ensure secure architecture for Servers
Why Join Us?
- You will have a chance to be a leader and have the responsibility to scale Gobillon across India's most fast growing cities
- The opportunity to join one of India’s fastest growing companies at an early stage - We are giving our early team members to benefit from a strong ESOP pool and be part of our growth journey
- Joining an amazing team of Gobillion rockstars from colleges like IIMs, IITs, NITs etc. and from organizations including McKinsey & Company, Deloitte US, EY, Adobe, SAP Labs, Urban Company, Udaan, Amazon, Delivery, Ninjacart, Accenture etc.
- Wear the Gobillion badge with pride - We are looking for owners with a founder’s mindset - not just employees. If you are passionate about our mission about making e-commerce social for the next 400M customers in India and serve as culture carriers - we are the right place for you!
Key Responsibilities of this Role:
- Experience with DevOps and writing REST APIs & Micro services architecture
- Strong programming expertise in Node js, Nest Js
- Good understanding of Mongo databases and other NoSql Databases and SQL Database
- Solid hold on Data structures and Algorithm
- Good understanding of System Design
- Development expertise in AWS services like Lambda, SQS, SNS
- Good understanding of DevOps and Server security
- Exposure to Cloud Platforms like AWS (preferred), Azure or Google Cloud
- Unix command line experience
- Well-versed with Software Development Life Cycle
- Demonstrate the ability to be a self-starter and learn quickly
- Excellent analytical and problem-solving skills
- Passion for learning and implementing new technologies
- Excellent understanding of software Architectures
Professional Requirements:
- 2-8 Years professional development experience.
- Bachelor’s and/or Master’s degree, preferably in CS, or equivalent experience.
- Good understanding of data structures and algorithms.
- Good understanding of high level and low-level design of distributed systems.
- Experience coding in any one of the following Java or Nodejs.
- Experience building highly available distributed systems on cloud infrastructure will be plus.
- Exposure to architectural pattern of a large, high-scale web application.
Requirement/responsibilities: To take a project from scoping requirements through launch of the project. Ownership of product/feature end-to-end for all phases from the development to the production. Ensuring the developed features are scalable and highly available with no quality concerns. Work closely with senior engineers for refining the and implementation. Management and execution against project plans and delivery commitments. Participate in design and code reviews.
Compensation: Competitive as per market standards; ESOPs based on performance
About Hop:
We are a London, UK based FinTech startup with a subsidiary in India. Hop is working towards building the next generation digital banking platform for seamless and economical currency exchange, with technology at the crux of it. In a technology driven era, many financial services platforms still lack the customer experience and are cumbersome to use. Hop aims at building a ‘state of the art’ tech-centric, customer focused solution.
moneyHOP is India’s first cross-border neo-bank providing millennials the ability to ‘Send’ & ‘Spend’ conveniently and economically across the globe using HOPRemit (An online remittance portal) and HOP app + Card (A multi-currency bank account).
This position is a crucially important position in the firm and the person hired will have the liberty to drive the product and provide direction in line with business needs.
About Individual
Looking for an enthusiastic individual who is passionate about technology and has worked with either a start-up or a blue-chip firm in the past.
The candidate needs to be a multi-tasker, highly self-motivated, self-starter and have the ability to work in a high stress environment. He/she should be tech savvy and willing to embrace new technology comfortably.
Ideally, the candidate should have experience working with the technology stack in the scalable and high growth mobile application software.
General Skills
- 1-2 years of experience in backend development.
- Bachelor's degree in Computer Science, Information Science, or equivalent practical experience.
- Exposure to Behaviour Driven Development and experience in programming and testing.
- Excellent verbal and written communication skills.
- Good time management and organizational skills.
- Dependability
- Accountability and Ownership
- Right attitude and growth mindset
- Trust-worthiness
- Ability to embrace new technologies
- Ability to get work done
- Has good code reviewing skills for conformance.
- Has good software testing skills and good code writing skills.
Technical Skills
- Exposure with back-end programming languages with hands on JAVA, Node JS etc along with Spring framework.
- Database administration and management of a hosting environment such as AWS.
- Sound understanding of relational and non-relational DB systems such as MySQL, Post-gres, MongoDB etc.
- Has experience dealing with JIRA (issue tracking tools), Confluence (knowledge management) tools.
- Experience with building and maintaining microservices.
- Experience with building and integrating the core system with external APIS.
- Good to have: Domain knowledge in the BFSI tech stack.
- Has handled scalability and worked on backend security protocols.
- Has worked on both mobile and web development.
- Has experience and inclination to work on architectural design and review.
Day-to-Day Responsibilities
- Contribute in all phases of the software development life cycle.
- Partake in software and architectural development activities.
- Conduct software analysis, programming, unit-testing and debugging.
- Transforming requirements into functional modules.
- Recommend changes to improve established application processes.
- Work quickly with a clear bias towards actions and continuous development.
- Participate in regular code reviews of peers and be open to pairing when necessary.






