Java Developer at Startup in Payment domain · Faridabad, Delhi, Gurugram, Noida · 2 - 6 years · ₹4L - ₹7L / yr · Posted 30 Jan 2020
Job Description
We are looking for Advance Java developers who want to help us design cutting edge scalable products to meet our rapidly growing business. We are building out a team and looking for multiple levels but you should have at least 4-6 years of programming experience.
Key Responsibilities
Build high availability and extreme reliable high volume transactional systems.
Deliver reliable solutions that handle massive data and high traffic.
Complete ownership of problem-free execution of owned modules and solutions.
Focus on code optimization, code quality, maintainability etc.
Team Handling.
Skills required
MS or BS/B.Tech / MCA in computer science.
Hands-on experience in Core J2EE or Core Java (collection, multithreading).
Proficiency in Struts 2.0 & Springs, Hibernate, JDBC, JSP, Servlets , JMS / Radius, Redis , Microservices ,
Strong working knowledge of Databases – MySQL, OS - Linux.
Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development.
Excellent data structure & algorithm and problem solving skills.
Customer-focused, react well to changes, work with teams and able to multi-task.
Must be a proven performer and team player that enjoy challenging assignments in a high-energy, fast growing and start-up workplace.
Must be a self-starter who can work well with minimal guidance and in fluid environment.
Note: Must have worked on Payment Gateway Development.
Must be willing to work in a startup fast paced environment.
Joining : Immediate

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Job Title : Backend Engineer (AI-First | FinTech/Crypto)
Experience : 3 to 6 Years
Location : Gurugram (Sector 49)
Working Hours : 10:00 AM – 6:00 PM
Work Mode : On-site | 6 Days Working
Employment Type : Full-time
Role Overview :
This is not a typical ticket-based engineering role. You will take end-to-end ownership of systems—designing architecture, building scalable solutions, and solving real-world performance challenges.
We operate in an AI-first engineering environment, leveraging advanced tools and automation workflows to build high-performance distributed systems.
Mandatory Skills :
Java/Spring Boot or Node.js, System Design (HLD/LLD), Distributed Systems, Event-Driven Architecture (Kafka/RabbitMQ), Low-Latency APIs, PostgreSQL/MongoDB, CI/CD, Docker/Kubernetes, AI-assisted development (Copilot/Cursor/Claude)
Key Responsibilities :
- Design and build scalable backend systems (Java/Spring Boot, Node.js, or similar).
- Architect and implement event-driven systems (Kafka, RabbitMQ, pub/sub).
- Develop secure and reliable financial systems with strong data integrity.
- Solve scalability and performance challenges in fintech/crypto environments.
- Own features end-to-end: design → development → deployment → monitoring.
- Work with real-time data pipelines (WebSockets, streaming, event sourcing).
- Define service contracts and optimize system architecture.
AI-First Engineering (Must-Have Mindset) :
You will :
- Use tools like GitHub Copilot, Cursor, and Claude in daily development
- Follow spec-driven development using structured instructions
- Review, validate, and ship AI-generated code with strong engineering judgment
Core Requirements :
- 3+ years of backend development experience.
- Strong expertise in Java (Spring Boot) or Node.js.
- Solid understanding of System Design (HLD/LLD, Distributed Systems).
- Experience with event-driven architectures (Kafka, RabbitMQ, async pipelines).
- Hands-on experience building low-latency, high-throughput systems.
- Strong database knowledge (PostgreSQL, MongoDB, etc.).
- Understanding of security, performance optimization, and reliability.
- Experience with CI/CD, Git, Docker, Kubernetes.
- Exposure to React / React Native is a plus.
Good to Have (Differentiators) :
- Experience in FinTech / Crypto / Web3 / Blockchain.
- Built systems for trading, payments, or real-time financial data.
- Experience with AI agents, automation pipelines, or agent-based systems.
- Exposure to parallel AI workflows (coding / testing / refactoring).
- Contributions to open source or technical blogs.
- Experience handling production-scale systems.
• 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 client facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.
We’re looking for an experienced Engineering Manager with strong tech leadership and hands-on expertise in Java + Spring Boot.
What you’ll do:
• Lead high-performing engineering teams
• Drive architecture, system design & scalable backend solutions
• Balance 60% people management + 40% hands-on coding
• Own CI/CD, integrations & high-quality releases
What we need:
• 10+ yrs experience (3+ yrs in EM role)
• Strong in Java, Spring Boot, microservices & cloud
• Startup mindset, ownership & solid communication skills
📍 Location: Bengaluru (On-site)
About AMAZECH SOLUTIONS
Amazech Solutions is a Consulting and Services company in the Information Technology Industry. Established in 2007, we are headquartered in Frisco, Texas, U.S.A. The leadership team at Amazech brings to the table expertise that stems from over 40-man years of experience in developing software solutions in global organizations in various verticals including Healthcare, Banking Services, and Media & Entertainment
We currently provide services to a wide spectrum of clients ranging from start-ups to Fortune 500 companies. We are actively engaged in Government projects, being an SBA approved company as well as being HUB certified by the State of Texas.
Our customer-centric approach comes from understanding that our clients need more than technology professionals. This is an exciting time to join Amazech as we look to grow our team in India which comprises of IT professionals with strong competence in both common and niche skill areas.
Job Description
Do you love building and pioneering in the technology space? Do you enjoy solving complex business problems in a fast-paced, collaborative, inclusive and iterative delivery environment? You will be part of a large group of makers, breakers, doers, and disruptors, who love to solve real problems and meet real customer needs.
We are seeking Software Engineers who are passionate about marrying data with emerging technologies to join our team. You will have the opportunity to be on the forefront of driving a major transformation and create various products that will disrupt and reimagine technology solutions by working with the best minds in the industry.
Location: Bangalore, Pune (Hybrid / Remote)
Experience: 5-13 years
Employment type: Full time.
Permanent website: www.amazech.com
Role Description
This is a full-time Java Backend Developer role, based in Bengaluru with flexible remote work option. The Java Backend Developer will be responsible for designing, developing, and delivering complex Java-based applications and providing end-to-end support throughout the software development lifecycle. The successful candidate will collaborate with cross-functional team members, gather and analyze requirements, identify and prioritize technical and functional requirements and provide innovative solutions to address business challenges.
Qualifications
- Bachelor's or Master's degree in Computer Science (or equivalent technical degree)
- 5+ years of hands-on software development experience in Java/J2EE
- Experience in defining software architecture, design patterns, and solution design
- Strong experience in microservices architecture, Angular, Spring Boot Framework, Hibernate, and Web Services (SOAP and REST)
- Experience in cloud infrastructure, ideally with Amazon Web Services
- Strong knowledge in database design, SQL query optimization, and performance tuning
- Demonstrated ability to lead technical teams and mentor team members
- Excellent communication, analytical, and problem-solving skills
- Experience and knowledge of Agile methodologies
- Experience with AWS, GCP, Microsoft Azure, or another cloud services
- Proven ability to work well under pressure and deliver high-quality work within tight deadlines
Other Requirements
- Bachelor's or Master's degree in Computer Science (or equivalent technical degree)
- Strong interpersonal and relationship-building skills.
- Ability to work independently and as part of a team.
- Excellent verbal and written communication skills and ability to communicate effectively with international clients.
Architect, develop and maintain highly scalable, reliable and secure distributed backend
systems on Cloud (AWS or Azure) or on-premises environments for Mihup, its customers
and partners.
Work closely with your fellow engineers to develop systems capable of concurrently
processing massive amounts of voice data both in online real-time as well as offline
environments.
Drive accountability for test driven development, delivery of high-quality features and
resilient enterprise class solutions.
Lead a culture of team ownership and direct individual and team accountability to
continuously improve how they work to achieve results.
Work in a startup environment, pushing boundaries with deep involvement with business.
BE//BTech/ME/MTech in Computer Science or a related field from a Tier I or Tier II
University.
6-8 years of hands-on software development and deployment experience (experience of
working in a consumer product startup during its growth phase will be a plus) of which 1 – 2
years of experience would be in leading a team of software developers.
Expertise in Java 8+ and Spring Boot is a must
Good experience in messaging platforms like RabbitMQ/Kafka
Good experience in distributed systems and relational & NoSQL databases like PostgreSQL,
MySQL, Redis, MongoDB, etc.
Expertise in one or more of: Python, NodeJS, GoLang would be preferred
Must have hands on experience in products which handle multiple concurrent calls (API),
handle CPU intensive jobs, consist of multiple asynchronous system calls.
Worked on microservices based architecture and design
Managed/ Owned infrastructure on AWS/Microsoft Azure/private clouds and setup high
availability systems
Knowledge of Docker and Kubernetes
Knowledge of RESTful APIs, caching concepts, the HTTP protocol and general web
architecture
Pluses
1. Anything that will let us know more about who you are that you would like to share such as
Blogs, Twitter, Medium, GitHub etc.
Skills & Abilities:
1. Language: Java, J2EE, springboot, angular, react, node, (CSS: Tailwind CSS + angular Material) etc.
2. OS : Linux, windows
3. Database : Oracle, postgres, PL/SQL
4. Desirable : API integration, CI/CD, automation, working experience in the mobile financial domain
5. Able to mentor and guide juniors
6. Able to resolve customer queries independently
7. Able to write test cases and execute test plans
8. Added advantage (Good to have): application security, RabbitMQ, Apache Kafka, Grafana, Prometheus, MongoDB, shell scripting basics
Job Purpose: At the Mobiquity project engineering team, our core job is to customize, install, configure and support the customer during the entire project lifecycle.
Principal Accountabilities Development
1. Write code in Java and java based technologies as well as web GUI development using latest technologies like, angular, react, conforming to company guidelines against written requirements & high-level design documents, particularly for complex modules that cannot be handled by junior developers. Work in an IDE while developing code ( especially in Java) and use GIT, SVN or any other CM tool being used in the company, for checking in and checking out the code being developed.
2. Submit developed code for review, incorporate required changes and conduct Unit testing, after preparing Unit Test Plans and necessary stubs.
3. Review code offered by others and document response in assigned format.
4. Participate in (a) the integration of the developed code with code developed by other team members (this could happen on customer premises if appropriate environment is not available in-house) (b) preparation of the environment for integration testing (c) execution of integration testing (d) fixing the problems relating to the offered code as discovered in the integration testing.
5. Participate in load testing conducted on the final product and fix problems encountered.
6. Assist Product Validation Group in setting up the test environment, writing test cases, generating stubs and executing tests.
7. Review test cases written by the Product Validation Group.
8. Install product in customer location, train the customer reps on product features and operation & maintenance procedures, and complete user acceptance testing, making any changes in the final deliverable as required.
9. Handle customer queries and complaints received directly or through the company support organization.
10. Change code to fix reported customer problems after trouble shooting, get the fix reviewed and complete selective regression testing.
11. Draft user documentation for consolidation by the technical documentation team. This could include GUI, API, O&M and technical documentation relating to COTS. Review drafts prepared by junior developers.
12. Help maintain design requirement documents as directed.
13. Participate in the development, release, support & enhancement activity through multiple release cycles and multiple products
14. Proactively seek feedback/reviews on self-development, learning, and developed code. Responsible for completing the assigned task in all aspects by proactively seeking reviews, and updating the status to supervisors.
15. Ensure the task assigned is understood in all respects and communicate effectively and raise necessary alarms to reporting leads if anything is not understood or no progress is possible.
Capability Building
1. Assist junior developers in coding, testing, and troubleshooting.
2. Train and support a new member joining the team with little or no experience in the development environment, technology domain, and the specific work underway. Focus on scope of work familiarization.
Position – Software Engineer
Essential Job Functions:
- Develop code for system changes or new modules within company and architecture according to specifications and standards
- Participates and contribute in formal and informal code reviews
- Prepares and executes accurate unit test plans, test data, and test modules and scripts
- Documents code changes and unit test results per Best Practices
- Performs production support and troubleshooting and maintenance (defect resolution)
Required Skills:
- 3-6 years of hands-on experience
- Expert level understanding of all phases of SDLC, preferably with Agile methodology.
- Strong coding experience with Java, J2EE, SQL. Strong experience in java frameworks, especially spring framework.
- Solid experience developing with SQL queries, stored procedures, views and triggers for Oracle databases.
- Understanding of multi-tier architecture, Web based development, and Services Oriented Architecture. Experience coding REST and SOAP services.
- Excellent communication (verbal and written) and interpersonal skills. Able to step into complex situations and take responsibility.
- Solid knowledge working with version control systems like bitbucket and build tools like maven.
- Strong problem solving and conflict resolution skills.
Preferred Skills:
- Able to guide junior developers.
- Ability to learn and master internal frameworks quickly.
- Deep knowledge in writing complex unit tests.
- XML and knowledge of generating Java data binding code from XSDs
- Knowledge of Tomcat, WebSphere, WebLogic and IBM MQ
- Experience with Agile methodology.
About CapitalCloud, A Bottomline Company:
Bottomline Technologies provides collaborative payment, invoice and document automation solutions to corporations, financial institutions and banks around the world. The company's solutions are used to streamline, automate, and manage processes involving payments, invoicing, global cash management, supply chain finance and transactional documents. Organizations trust these solutions to meet their needs for cost reduction, competitive differentiation, and optimization of working capital.
Serving industries such as financial services, insurance, health care, technology, communications, education, media, manufacturing, and government, Bottomline provides products and services to approximately 80 of the Fortune 100 companies and 70 of the FTSE (Financial Times) 100 companies.
Bottomline is a participating employer in the Employment Verification (E-Verify) program EOE/AA/M/F/V/D/E-Verify Employer
Bottomline Technologies is an Equal Employment Opportunity and Affirmative Action Employer.
The ideal candidate should be a self-motivated, multi-tasker, and demonstrated team player. You will be responsible for the production support of software products and coordinating with various teams for support. You should have outstanding communication and Team-Player skills.
Educational Qualification: BCA, MCA or BE/B.Tech (CS)
Must-know technologies: Java,
Good to know technologies: DMN tools
Experience: 02 Years - 05 Years
Skill Level: Good
Responsibilities:
- Contribute to Java development work as well as the latest Decision model and notation tools
-
Comply with coding standards and directions given by his direct manager Collaborate with an international and diverse team of Data Architects, Business Analysts, and Project Managers
-
Tasks will be assigned and after completion, code need to be committed and task assigned for review by Senior Java developer
-
Work with technology stakeholders to devise solutions that will fulfill business requirements and meet organizational strategic goals
-
Develop application functionality which meets business requirements with high quality within given deadlines - develop maintainable, well-documented application functionality with an eye toward standardization, common components, simplicity, performance, robustness and other attributes of enterprise-strength solutions
-
Thoroughly test all functionality - utilize detailed and thorough practices including negative testing, testing of boundary conditions, , and work collaboratively with business areas.
-
Support interfaces between the deployment of developed applications and the decommissioning of legacy applications
-
Support with the Development and Infrastructure Teams
-
Design, and develop scalable, high-performance, highly reliable and secure applications using waterfall and agile methodologies
-
Create reusable code
• Experience working with SQL databases, query optimisation and designing schemas
• High coding standards - understanding of test coverage best practices & test pyramid concept.
• Design, analyze, code, test, and deploy applications to satisfy business requirements for large, complex projects.
Required Qualifications and Skills:
- 3-5 years of work experience in the development background, with at least 2 years experience in Java, Spring, Sprint Boot, Hibernate or JPA, MySQL, Oracle, Spring MVC.
- B.E. degree in Computer Science, Graduate in Software Engineering or equivalent
- Experience in Core JAVA, Spring, Spring Boot Frameworks.
- Experience with ORM's like Hibernate.
- Good knowledge of developing RESTful web services using Spring Boot, Java1.x,Servlet2.4, JSP2.0, JDBC3.0, Java Mail, Struts2.x, HTML, HTML5, Angular7+, JavaScript, JSF, Bootstrap2.x-3.x, JQuery & CSS 3.x, Maven 3.x, Apache Tomcat7
- Knowledge of Cloud AWS.
- Experience in any Messaging Queue e.g. Apache Kafka, ActiveMQ, etc.
- Experience on Web services with REST and SOAP.
- Experience working on tool set like Eclipse IDE, SQL clients.
- Experience using application server like Jboss, TomCat, Wildfly, glassfish.
- Experience in using tools like SOAP UI, POSTMAN
- Ability to write SQL queries to fetch data.
- Knowledge of Micro services, Redis Cache and Mongo DB (or any other NoSQL) is good to have













