Role: Java developer
Experience: 4+ years
Job description
○ Working experience on JAVA,Spring Boot. (on building web services?)
○ NOSQL DynamoDB knowledge is plus
○ Working experience in building micro services and distributed systems
○ Working experience on using messaging queues RabbitMQ/Kafka is plus

About DelaPlex Software
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About Us:
Tradelab Technologies Pvt Ltd is not for those seeking comfort—we are for those hungry to make a mark in the trading and fintech industry. If you are looking for just another backend role, this isn’t it. We want risk-takers, relentless learners, and those who find joy in pushing their limits every day. If you thrive in high-stakes environments and have a deep passion for performance. driven backend systems, we want you.
What We Expect:
• We’re looking for a Backend Developer (Python) with a strong foundation in backend technologies and
a deep interest in scalable, low-latency systems.
• You should have 3–4 years of experience in Python-based development and be eager to solve complex
performance and scalability challenges in trading and fintech applications.
• You measure success by your own growth, not external validation.
• You thrive on challenges, not on perks or financial rewards.
• Taking calculated risks excites you—you’re here to build, break, and learn.
• You don’t clock in for a paycheck; you clock in to outperform yourself in a high-frequency trading
environment.
• You understand the stakes—milliseconds can make or break trades, and precision is everything.
What You Will Do:
• Develop and maintain scalable backend systems using Python.
• Design and implement REST APIs and socket-based communication.
• Optimize code for speed, performance, and reliability.
• Collaborate with frontend teams to integrate server-side logic.
• Work with RabbitMQ, Kafka, Redis, and Elasticsearch for robust backend design.
• Build fault-tolerant, multi-producer/consumer systems.
Must-Have Skills:
• 3–4 years of experience in Python and backend development.
• Strong understanding of REST APIs, sockets, and network protocols (TCP/UDP/HTTP).
• Experience with RabbitMQ/Kafka, SQL & NoSQL databases, Redis, and Elasticsearch.
• Bachelor’s degree in Computer Science or related field
SENIOR JAVA API DEVELOPER 3+ YRS EXP
Key Responsibilities:
Experience in Software Application Development, Object-Oriented Programming,
and Web-based Database Applications using JAVA/ J2EE technologies.
Expertise in using build tools like Maven and Gradle tools for building deployable
Artifacts such as War, JAR from source code and environment configuration.
Proficient in building Restful and SOAP web service by building SPRING BOOT Server in
the back-end to handle requests sent from the front-end jQuery Ajax calls.
Worked on JDBC for mapping the java objects to the relational database and SQL
queries to retrieve, insert and update the data from the database tremendous knowledge
in working with databases like Oracle, SQL
Providing day to day support of general DBA activities like Refreshing, Monitoring
the database data migration through audit and log.
Design, implement, and support services based on architecture design, SOA design
etc.
Collaborate with other team members and stakeholders.
PROFESSIONAL SKILLS:
Web Services: REST, SOAP
Backend programming languages: Java 8+
Frontend skills: Java Script
Supporting frameworks/skills: Spring MVC (Intermediate), Spring Boot, Play Framework,
Angular JS
Data access related skills: JPA, Spring Data with Hibernate
Build Tool: Maven, Gradle
Database: PostgreSQL, MySQL, Oracle, Mongo dB
Web/Application servers: Tomcat, Nginx
Version control Tool: Git, GitLab, Bit bucket
Project management tool: Jira
Operating System: Linux/Ubuntu, Windows environment
Additional Skills: JSON, knowledge on SOAP, Lombok, SonarLint, Junit.
Additional Tools: Postman, Swagger, pgAdmin3, Eclipse, IntelliJ, STS
AWS: lambda, cloud watch, API Gateway, Cognito, Redis, deployment using serverless,
dynamo db.
Requirements:
Degree in computer sciences, coding, or a related field.
At least 3years' experience in Java-based programming.
Significant coding skills in Java, with other languages being a major plus.
Exceptional problem-solving and analytical abilities.
Knowledge of current frameworks, SDKs, APIs, and libraries.
Excellent written and verbal communication.
Good organizational and time-management skills.
A strong portfolio of top-class coding and builds to your name.
Ability to work with other developers and assist junior team members.
Meticulous at both analysis and execution.
Regards
Team Merito
Our company is seeking to hire a skilled software developer to help with the development of our AI/ML platform.
Your duties will primarily revolve around building Platform by writing code in Scala, as well as modifying platform
to fix errors, work on distributed computing, adapt it to new cloud services, improve its performance, or upgrade
interfaces. To be successful in this role, you will need extensive knowledge of programming languages and the
software development life-cycle.
Responsibilities:
Analyze, design develop, troubleshoot and debug Platform
Writes code and guides other team membersfor best practices and performs testing and debugging of
applications.
Specify, design and implementminor changes to existing software architecture. Build highly complex
enhancements and resolve complex bugs. Build and execute unit tests and unit plans.
Duties and tasks are varied and complex, needing independent judgment. Fully competent in own area of
expertise
Experience:
The candidate should have about 2+ years of experience with design and development in Java/Scala. Experience in
algorithm, Distributed System, Data-structure, database and architectures of distributed System is mandatory.
Required Skills:
1. In-depth knowledge of Hadoop, Spark architecture and its componentssuch as HDFS, YARN and executor, cores and memory param
2. Knowledge of Scala/Java.
3. Extensive experience in developing spark job. Should possess good Oops knowledge and be aware of
enterprise application design patterns.
4. Good knowledge of Unix/Linux.
5. Experience working on large-scale software projects
6. Keep an eye out for technological trends, open-source projects that can be used.
7. Knows common programming languages Frameworks
scale distributed systems
You will
- Work closely in the respective software engineering team in design and development of
high scale mission critical applications.
- Drive the design and development of one or more components/applications in your
product by establishing robust low level design, good code practices, and unit testing.
- Partner with cross functional teams like product management, operations and business
to propose and influence the design of platforms/systems for higher scale and
complexity.
- Mentor software engineers in the team in solving complex problems and delivering
great quality software, do regular code reviews and play a key role in overall
deliverables.
What do we look for
While we are quite technology agnostic, we particularly look for some concepts that go behind
building high quality products for our consumers.
Coding : Extensive coding in one the following: Java/Python/ROR/Golang
Design : System design, design patterns, designing data structures, source code and
performance algorithms.
Cross functional : Ability to work with diverse teams like Products, business and
operations. Your ability to gather requirements, attention to detail and learnability
would really matter
Experience :4 to 7 years of experience in consumer internet companies or high
scale SAAS
Position: Senior Software Engineer
Location : Gurgaon ( WFH untill Pandamic )
You'll be responsible for developing web applications for managing various working aspects of e-commerce, warehousing & supply chain systems. Your primary focus will be the development of server-side logic and client-side interfaces, ensuring high performance and responsiveness to requests from the front-end.
Responsibilities:
● Design, develop, test, deploy, and maintain highly scalable user-facing software applications.
● Participate in business discussions and present software solutions to their various problems.
● Coordinate full cycle product development activities with executive management, product management, quality assurance, support, and operations teams.
● Build software modules, libraries, and frameworks that support complex back-end applications as per the specifications and on time.
● Design schema for SQL and NoSQL database.
● Setup metrics tracking and inspect server code for speed optimization.
● Assign tasks to team members and gauge progress of various projects.
● Should open to work on PHP/Laravel.
Requirements:
● 4+ years hands-on experience on writing and deploying production quality code.
● Solid foundation in computer science with strong competency in data structures, algorithms and software design.
● Have created enterprise level applications in any programming language.
● Professional experience using PHP, Python and Golang among others.
● Development experience with Unix/Linux.
● Strong Experience with relational SQL and NoSQL databases.
● Hands on experience in using AWS technologies like EC2, lambda functions, SNS, SQS and worked on serverless architecture.
● Follow right back-end engineering practices and desire to continually keep up with its advancements.
● Constantly improve product quality, security, and performance.
● Experience in leading the team and working with cross-functional teams in a dynamic environment is a plus.
● Domain knowledge of warehousing operation related processes and ecommerce workflows is preferred.
● Should open to work on PHP/Laravel.
Job Description:
- Resource should be proficient in analyzing, designing and developing applications based on the requirements provided by business counterparts
- Developing and maintaining applications developed in Java, J2EE, Struts and Spring and possessing 3-layer architecture
- Good knowledge in Spring Boot, Hibernate, Angular JS, Docker, VUE JS and AWS
- Applications development or maintenance using ORM tools such as Hibernate
- Database management which includes DB design and maintenance, mostly related to 2016 and Oracle 19c, DB2
- Should have knowledge in Unix / Linux OS.
- Should have good knowledge in Shell scripting language
- Strictly adhere to the internal SDLC process quality standards set but the organization and providing the drive to the team to achieve the KPI and SLA targets
- Flexible to work in extended time
- Candidate should have good experience on Java / J2EE, Springboot, Hibernate / JPA, Oracle query, Web Services and Rabbit MQ.
- Should have minimum of 3 to 5 years of experience. Should be able to work on enhancement, maintenance and production support.
- Good to have hands-on experience on DEVOPS & API development.








