
About us: Nexopay helps transforming digital payments and enabling instant financing for parents, across schools and colleges world-wide.
Requirements:
- Strong algorithm and problem solving skills with passion to innovate.
- Good understanding of SDLC processes, practices and key tools.
- The candidate should have past or current experience in development and understands the development aspects thoroughly.
- Good exposure to working in Application performance, scalability and application security is preferred.
- Knowledge in web services (RESTful APIs), Software integrations is mandatory.
- Experience working with technologies like Java, Spring, Hibernate, JSPs, MySQL is mandatory.
- Inclination towards UI/UX and experience working in Angular is preferred.

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Technical Lead – Full Stack
Overview
We are seeking a high-caliber Tech Lead – Full Stack to join our Digital Twin Platform and Simulation team. In this role, you will translate high-level architectural visions into robust, executable low-level designs (LLD). You will be the technical anchor for the squad by providing deep technical guidance and maintaining rigorous standards you will enable the team to deliver scalable interfaces and services that power our digital twin ecosystem.
Our Core Full Stack Stack
Front-End Engineering
- React + TypeScript (with Next.js), ShadCN/UI, Tailwind CSS for building complex, state-heavy interactive dashboards.
- JavaScript (ES6+) and TypeScript for type-safe management of simulation data
- State management (Redux/Zustand) optimized for high-frequency data updates
· Experience in ESRI ArcGIS Map usage in UI is a big plus.
Back-End & Microservices
- Java and Spring Boot for building high-scale, resilient microservices
- REST APIs for seamless communication between services and front-end consumers
- Microservices architecture and system integration patterns
- Experience designing, building, and integrating RESTful or GraphQL APIs, Protobuf with gRPC and gRPC-Web
Engineering Excellence
- GitHub for version control and rigorous Code Reviews
- CI/CD pipelines, Docker, and Kubernetes for cloud-native deployment
Key Responsibilities
- Low-Level Design (LLD): Convert high-level architectural blueprints into detailed technical designs, including class diagrams, sequence diagrams, and API specifications.
- Technical Mentoring: Lead and coach the engineering team through pair programming, technical 1-on-1s, and hands-on guidance to elevate overall team competency.
- Standards Enforcement: Ensure all code adheres to the defined engineering standards, SOLID principles, and design patterns established by the Architects.
- Code Quality & Review: Conduct comprehensive code reviews to maintain high quality, ensuring the team delivers clean, testable, and maintainable code.
- Technical Anchoring: Serve as the "go-to" expert for the squad to resolve complex technical blockers and provide clarity on implementation details.
- Hands-on Development: Direct implementation of critical and complex modules, setting the benchmark for performance and reliability.
- System Integration: Oversee the technical execution of integrations between full-stack applications and core data layers (Databricks/Neo4j).
- Delivery Governance: Ensure the squad meets sprint objectives by maintaining a high standard of execution and managing technical debt effectively.
Preferred Qualifications
- 8 to 10 years of professional experience in full-stack software development.
- Proven track record in a Tech Lead capacity, with strong experience in creating Low-Level Designs.
- Expert-level proficiency in Java, Spring Boot, and React.
- Deep understanding of Microservices architecture and RESTful API design.
- Familiarity with ShadCN/UI familiarity along with Material UI, Storybook, and/or similar tools
- Demonstrated ability to mentor engineering teams and drive technical excellence in an Agile environment.
- Experience working in the India tech region, preferably within high-growth product engineering teams.
Highly Desirable
- Experience building platforms for Digital Twin, IoT, or Simulation environments.
- Familiarity with visualizing complex networks or real-time operational data.
- Knowledge of performance tuning for both front-end rendering and back-end processing.
- Experience leading teams in an Agile/Scrum environment.
- Exposure to industrial domains such as Manufacturing, Logistics, or Transportation is a plus.
Location: Hyderabad, Telangana
Department: Engineering
Employment Type: Full-Time
We are looking for computer science/engineering final year students/ fresh graduates that have solid understanding of computer science fundamentals (algorithms, data structures, object oriented programming) and strong java. programming skills. You will get to work on machine learning algorithms as applied to online advertising or do data analytics. You will learn how to collaborate in small, agile teams, do rapid development, testing and get to taste the invigorating feel of a start-up company.
Experience
None required
Required Skills
-Solid foundation in computer science, with strong competencies in data structures, algorithms, and software design
-Java / Python programming
-UI/UX HTML5 CSS3, Javascript
-MYSQL, Relational Databases
-MVC Framework, ReactJS
Optional Skills
-Familiarity with online advertising, web technologies
-Familiarity with Hadoop, Spark, Scala
Education
UG - B.Tech/B.E. - Computers; PG - M.Tech - Computers
- Must have 5 to 10 years of experience on building highly scalable web based enterprise applications using Java/J2EE, Javascript
- Must have experience on front end development using javascript, ReactJS
- Architect and co-create, a highly scalable, available, resilient & distributed applications and multi-tenant Platforms
- Highly hands on with coding/designing, troubleshooting, debugging, monitoring, leading and developing a large scale multi-tenant software components on the Platform in Agile based methodology to provide self-service capabilities (MUST HAVE)
- Must have knowledge of Data structures, must have ability to solve data structure programs on platforms like hakerrank, leetcode (MUST HAVE)
- Proficiency in engineering practices and writing high quality code, with expertise in Java/J2EE.
- Exposure to NOSQL DB and Relational database
- Exposure to RabbitMQ ,Kafka and Redis Cache
- Working in a team environment, contribute significantly to application solution design and to the high-level design of application software.
- Detailed design, code and test of Cloud Platform software. Provide automated test software in conjunction with application software.
Skills Required
- Experience with JavaScript and ReactJs framework.
- Experience with NodeJs, Firebase and Firestore Functions.
- Candidates should have the ability to pick up new technologies quickly
- Knowledge of code versioning tools (such as Git, Mercurial, or SVN)
Roles and Responsibilities
- Creating and converting high-fidelity designs into code.
- Assist with creating cross-platform UI Web components
- Build responsive applications using front-end frameworks
- Create Backend services for the UI and test with edge cases.
- Test components using new technologies
About Us:
Spacenos is the fastest-growing start-up which is innovating in the finance, edtech and marketing domain since 2015 and won multiple awards and recognitions from more than 40+ MNCs and Fortune 500 companies. Our Clients are based out of the U.S.A and Australia. We are funded & Supported by Government of Karnataka, Angel Investors and International Grants.
Hiring Process:
- Apply for your CV and past work to be reviewed.
- Receive a telephonic interview or assessment upon filling the final step form.
- Receive offer letter if selected.
Apply soon, the earliest applicant would be preferred over the late applicants.
Java Full Stack Developer
Experience required-4.5 to 7yrs
Mandatory Skills- Front end- HTML, CSS, Javascript, Angular/React
Back end- Java, Springboot/Node/Python, Any SQL/RDBMS, OS
Jenkins for Deployment
We are seeking a highly skilled and experienced Full Stack Developer to join our dynamic team. As a Full Stack Developer, you will be responsible for designing, developing, and implementing software solutions across the entire application stack. You will collaborate with cross-functional teams, including product managers, designers, and other developers, to deliver high-quality, scalable, and maintainable software products.
Responsibilities :
1) Design and develop robust, scalable, and efficient software applications, APIs, and web services using modern technologies.
2) Collaborate with product managers, designers, and other developers to understand project requirements, user stories, and technical specifications.
3) Write clean, maintainable, and well-documented code following best practices and coding standards.
4) Perform thorough testing and debugging to ensure software quality and reliability.
5) Optimize application performance and implement security measures.
6) Stay up-to-date with industry trends and emerging technologies, and continuously improve technical skills.
7) Participate in code reviews to provide and receive constructive feedback.
8) Collaborate with team members to identify and resolve technical issues and bugs.
9) Work in an agile development environment, actively participating in sprint planning, stand-ups, and retrospectives.
10) Contribute to the continuous improvement of development processes and tools.
Requirements :
1) Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent work experience).
2) Proven experience as a Full Stack Developer or similar role, with a strong portfolio of completed projects.
3) Proficiency in front-end technologies such as HTML, CSS, JavaScript, and modern frameworks like React, Angular, or Vue.js.
4) Strong knowledge of back-end technologies such as Node.js, Python, Ruby, or Java.
5) Experience with databases and ORM frameworks (e.g., MySQL, PostgreSQL, MongoDB, SQLAlchemy, Hibernate).
6) Familiarity with cloud platforms (e.g., AWS, Azure, Google Cloud) and serverless architecture.
7) Knowledge of version control systems (e.g., Git) and collaboration tools (e.g., Jira, Trello).
8) Solid understanding of software development principles, design patterns, and best practices.
9) Excellent problem-solving skills and the ability to analyze and resolve complex technical issues.
10) Strong communication skills and the ability to work effectively in a team environment.
Preferred Qualifications :
1) Experience with containerization technologies (e.g., Docker, Kubernetes).
2) Familiarity with DevOps practices and CI/CD pipelines.
3) Experience with Agile/Scrum methodologies.
JD OF FULL SUACK DEVEOPER
-5+yrs of strong experience in Java/J2EE technologies (Core Java, Spring, Spring boot, Hibernate,
JPA, Microservices)
*) Experience with working on Java 8.0 and its emerging road map for 11
*) Hands-on experience in Spring boot and good knowledge of MySQL, MongoDB
*) Hands-on experience in working with Angular 6 and above. Experience working with product
management and UI/UX designers having knowledge of advanced Javascript, JQuery
*) Working knowledge on components, modules, data/event bindings, templates, using and creating
directives, writing routes, services, forms, and models
*) Solid understanding of the full frontend and backend development life cycle
*) Strong experience in Spring Framework (Spring MVC, Spring Security, Spring data, OAuth)
*) Experience with Web services (SOAP and REST) and API integration. Good knowledge of JSON and
Swagger and Postman is required
*) Experience with web application servers like Tomcat, Jetty, JBoss. Knowledge of Kafka with MQTT
would be an added advantage
*) Experience with TDD, code testability standards, JUnit
*) Experience in managing configurations and deploying and hosting applications in AWS
*) Experience with DevOps tools like Git, Maven, SourceTree, Jenkins, Docker and CICD model of
development
*) Good experience of OOPS, algorithms, data structures, multithreading, design patterns and
industry best practices
*) Must have a good understanding of SOLID principles and why design principles are used.
*) Experience with Eclipse/IntelliJ and VS Code
standards, primarily Java, J2EE, Spring, Hibernate and tools including open source tools and platforms, web
services and open interfaces to build software that is state-of-the-art. Details as follows:
• Extensive experience with web applications using Java, J2EE, Spring MVC, Struts 2, Hibernate/JPA, JSP
• Extensive knowledge of Java, JVM tuning and troubleshooting. Knowledge of various J2EE and servlet
containers such as Weblogic and Tomcat
• Proficient in JSON, Spring, XML, Struts2 and web services (REST). Demonstrate knowledge and experience
working with APIs and SOA services
• Good knowledge of Web Services and related frameworks in Java like JAX-WS
• Extensive experience of the object-oriented analysis and design patterns/techniques with emphasis on
Java/J2EEtechnology
• Good Experience in JSP, AJAX using Spring MVC, JSON, JQuery, Bootstrap
• Should be aware of Spring MVC, controllers, interceptors, filters and other framework features
• Knowledge of Keycloak would be an advantage.









