Java Developer

We are looking for a Python Backend Developer to design, build, and maintain scalable backend services and APIs. The role involves working with modern Python frameworks, databases (SQL and NoSQL), and building well-tested, production-grade systems.

You will collaborate closely with frontend developers, AI/ML engineers, and system architects to deliver reliable and high-performance backend solutions.

Key Responsibilities

• Design, develop, and maintain backend services using Python
• Build and maintain RESTful APIs using FastAPI
• Design efficient data models and queries using MongoDB and SQL databases (PostgreSQL/MySQL)
• Ensure high performance, security, and scalability of backend systems
• Write unit tests, integration tests, and API tests to ensure code reliability
• Debug, troubleshoot, and resolve production issues
• Follow clean code practices, documentation, and version control workflows
• Participate in code reviews and contribute to technical discussions
• Work closely with cross-functional teams to translate requirements into technical solutions

Required Skills & Qualifications

Technical Skills

• Strong proficiency in Python
• Hands-on experience with FastAPI
• Experience with MongoDB (schema design, indexing, aggregation)
• Solid understanding of SQL databases and relational data modelling
• Experience writing and maintaining automated tests
• Unit testing (e.g., pytest)
• API testing
• Understanding of REST API design principles
• Familiarity with Git and collaborative development workflows

Good to Have

• Experience with async programming in Python (async/await)
• Knowledge of ORMs/ODMs (SQLAlchemy, Tortoise, Motor, etc.)
• Basic understanding of authentication & authorisation (JWT, OAuth)
• Exposure to Docker / containerised environments
• Experience working in Agile/Scrum teams

What We Value

• Strong problem-solving and debugging skills
• Attention to detail and commitment to quality
• Ability to write testable, maintainable, and well-documented code
• Ownership mindset and willingness to learn
• Teamwork

What We Offer

• Opportunity to work on real-world, production systems
• Technically challenging problems and ownership of components
• Collaborative engineering culture

Job Title : Python Django Developer

Location : Gurgaon (On-site)

Work Mode : 6 Days a Week (Work from Office)

Experience Level : 3+ Years

About the Role :

We are seeking a highly skilled and motivated Python Django Developer to join our team in Gurgaon. This role requires a hands-on developer with expertise in building scalable web applications and APIs using Python and Django. The ideal candidate will have a strong background in relational databases, message brokers, and distributed systems.

Key Responsibilities :

• Design, develop, and maintain robust, scalable, and secure web applications using Python and Django.
• Build and optimize back-end services, RESTful APIs, and integrations with third-party tools.
• Implement and maintain asynchronous task processing using Celery and RabbitMQ.
• Work with PostgreSQL to design and optimize database schemas and queries.
• Utilize Redis and Kafka for caching, data streaming, and other distributed system needs.
• Debug and troubleshoot issues across the application stack.
• Collaborate with cross-functional teams to gather requirements and deliver solutions.
• Ensure code quality through comprehensive testing, code reviews, and adherence to best practices.

Required Skills and Qualifications:

Technical Expertise:

• Proficiency in Python and strong experience with Django framework.
• Hands-on experience with PostgreSQL for database design and management.
• Familiarity with RabbitMQ, Celery, and Redis for asynchronous processing and caching.
• Experience with Kafka for building real-time data pipelines and event-driven architectures.

Other Skills:

• Strong understanding of software development best practices and design patterns.
• Proficiency in writing efficient, reusable, and testable code.
• Good knowledge of Linux/Unix environments.
• Familiarity with Docker and containerized deployments is a plus.

Soft Skills:

• Excellent problem-solving and analytical skills.
• Good communication and teamwork abilities.
• Ability to work independently and in a collaborative team environment.

Preferred Qualifications:

• Experience in microservices architecture.
• Exposure to DevOps tools and practices.
• Knowledge of front-end technologies like React or Angular is a bonus.

JOB DESCRIPTION:

Location: mumbai, bangalore, pune

Mode of Work : 3 days from Office

DSA(Collections, Hash maps, trees, Linkedlist and Arrays, etc), Core Oops concepts(Multithreading, Multi Processing, Polymorphism, Inheritance etc) Annotations in Spring and Spring boot, Java 8 Vital features, database Optimization, Microsevices and Rest API

• Design, develop, and maintain low-latency, high-performance enterprise applications using Core Java (Java 5.0 and above).
• Implement and integrate APIs using Spring Framework and Apache CXF.
• Build microservices-based architecture for scalable and distributed systems.
• Collaborate with cross-functional teams for high/low-level design, development, and deployment of software solutions.
• Optimize performance through efficient multithreading, memory management, and algorithm design.
• Ensure best coding practices, conduct code reviews, and perform unit/integration testing.
• Work with RDBMS (preferably Sybase) for backend data integration.
• Analyze complex business problems and deliver innovative technology solutions in the financial/trading domain.
• Work in Unix/Linux environments for deployment and troubleshooting.

Required Skills & Experience:

• 3– 8 years of strong hands-on experience in Core Java, Spring boot, microservices, data structures.
• Deep understanding of Object-Oriented Programming (OOP), data structures, algorithms, and design patterns.
• Proven experience with Spring, CXF, and REST/SOAP web services.
• Solid understanding of microservices architecture and distributed systems.
• Experience working with Sybase or other relational databases.
• Expertise in multithreading, concurrency, and high-throughput server-side development.
• Exposure to capital markets, sales & trading platforms, or similar financial services applications.
• Good working knowledge of Unix/Linux environments.
• Experience in solution architecture and design documentation is a strong plus.
• Strong problem-solving skills, analytical thinking, and a proactive attitude.
• Excellent communication and interpersonal skills to work effectively with global teams.

Preferred Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.
• Previous experience in investment banking, capital markets, or financial technology domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Opportunity Summary

We are looking for an enthusiastic engineer with experience building Salesforce AppExchange apps to lead the development of Salesforce connectors for our marketing technology products.

What would you do?

·      Collaborate with stakeholders in establishing application requirements, determining features, creating customer-friendly solutions, and determining support needs and performance requirements. 

·      Plan, design, develop, test, and deploy software to satisfy these requirements. 

·      Work according to the agile programming application development methodology adhered to including test-first, iterative development, and continuous re-prioritization.  

·      Support the maintenance of our hosted technology solutions. 

·      Work with other team members in accomplishing group objectives and participating in code reviews. 

·      Ensure timely and robust implementation of the company’s development plans.

·      Ensure that all relevant parties are kept up to date on progress of projects and give feedback on an ongoing basis. 

·      Contribute to the review, selection, and adoption of proprietary tools and technologies. 

·      Use specialist knowledge and experience of information technology to provide technical advice and vision.

Technical Skills

The following skills are needed for this role.

Experience

·      3+ years’ experience in web application design and development 

·      Bachelor’s Degree in relevant discipline or equivalent experience 

Primary Skills

·      Strong background in Java development

·      Experience working with databases and/or CRM systems. 

·      Experience with, or willingness to learn the Salesforce platform

Secondary Skills (nice to have)

·      Experience with Salesforce APEX, VisualForce, SOQL, etc. 

·      Experience building and maintaining Salesforce AppExchange apps. 

·      AWS ecosystem and tools, developing for serverless environments. 

·      Front-end expertise: HTML, CSS, JavaScript, etc. 

·      Other languages such as JavaScript, Typescript, C#, Ruby, Python, PHP, etc. are all valuable. 

Soft Skills

·      Thrives collaborating in a team environment with a diverse range of people.

·      Passionate about delivering an amazing customer experience.

·      Able to have a change of mind, and able to change the minds of others.

·      Writes clearly and concisely.

·      Capable of working without a company office, with a fully remote team.

Growth Skills

·      Possesses a good work ethic; a self-starter with a desire to grow.

·      Always looking for better ways to get the job done.

Skills: 

Strong knowledge of MYSQL/PostGreSQL; Knowledge of MongoDB, Redis, Couch DB is preferred. 

Expertise in application development, databases, version control, and deployment. Skill - Node.js, 

Experience of AWS or GCP - especially services such as Lambda or google app engine 

Solid grasp of Service-oriented architecture. Web Services implementation on a medium to large scale 

Solid understanding of scaling mobile app services. Having worked the backend of an Android app is preferred 

Culture: 

Ability to work independently with minimal supervision 

Happy to deal with, and contribute to, an environment of daily builds Has worked in small teams, is versatile. Work within short timelines and be receptive to business needs. Can work closely with Digital, Product, Operations teams. 

Desirable Social Attributes: 

Has contributed to one or more Open Source projects through own initiative. Has provided a high quality answer to a question posted on StackOverflow. 

Role: 

As a Software Developer who would work independently, the candidate is expected actively acquire problems and deliver solutions as well as guide the team technically. Such a problem solver would obviously be a self starter with a high level of curiosity rather than a programming language specialist. 

He/she would be required to produce software of the highest quality through self-discipline, clear and engaged communication, and attention to detail. The role would include custom web application development on (most typically on Node.js and PHP/Python), databases (most typically MySql and MongoDb), version control (github), testing (necessarily through test scripts written before code is written), daily builds and eventual deployment onto AWS or GCP. 

Attributes of the ideal candidate: 

Highly productive software developer with the proven aptitude to understand and apply technology 

Determination to succeed despite obstacles and challenges, and a positive attitude favoring achievement of goals over open-ended investigation 

Always learning, evolving, and sharing what you know 

Inspired by complex, varied problems and rapid change 

Open-minded, flexible, and curious about new and better ideas

Technical specifications/Skill Set:

• Minimum of 5+ years of significant experience in application development.
• Proficient with software development lifecycle (SDLC) methodologies like Agile, Test- driven development
• Knowledge of system architecture, object-oriented design, and design patterns.
• Required technical skills: Strong Core Java, J2EE, Spring boot, Akka, API development & distributed application development experience.
• Desirable technical skills: Micro-services pattern, Kafka, Knative Eventing, Camel-K, Container Technologies like Docker, Kubernetes, NoSql preferably Cassandra.
• Experience working with high volume data and computationally intensive system.
• Domain knowledge in Financial Industry and Capital Markets is a plus.
• Excellent communication skills are essential, with strong verbal and writing proficiencies.

Job Description - Intelizest

Back End Engineer

• Work with other engineers to develop and test tools and applications used by team on daily basis
• Play a significant role in the ongoing evolution and refinement of current tools and applications
• Triage, troubleshoot, escalate and provide resolution to production issues.
• Reproduce, document and escalate product defects to the Engineering Team.
• Provide well-thought out and reliable direction, both in technical and non-technical terms, to help customers.
• Take ownership of customer issues, including initial troubleshooting, identification of root cause and issue resolution or escalation.
• Identify and escalate priority issues that need immediate attention.
• Collaborate with cross functional teams which requires strong presentation skills and attention to details
• BA/BS degree in Computer Science or related technical field or equivalent work experience. MS degree is preferred.
• 9+ years development experience in JAVA (using OO Design and Analysis, Design Patterns, etc.)
• High experience in Java 8 Required.
• 4+ years’ experience building highly scalable, distributed and reliable Restful Web Services using Spring, Jersey, etc.
• Should have knowledge on Cloud applications preferably on AWS.
• Knowledge on building Front end applications using JavaScript, AngularJS, HTML5, CSS3.
• Experience with relational DBs like MySQL and NoSQL Database like MongoDB, Solr/Lucene will be a plus.
• Experience with Tomcat, Jax-RS, REST, JPA, IntelliJ, Groovy, Hibernate is must.
• Experience with build technologies like Gradle, Jenkins will be a plus.  
• Experience with Test Driven Development using TestNG/Junit testing frameworks.
• Experience working with version control like GIT.
• Salary commensurate with experience.

Technology is at the heart of our organization. We have a strong engineering team and we're looking for an experienced engineer to lead our backend engineering team. As part of the tech team, you will Understand product requirements and brainstorm ways to address them

• Lead large initiatives and be responsible for it
• Mentor teammates
• Set and enforce standards for writing and maintaining efficient code
• Influence team decisions in the overall architecture and practices of the company
• Contribute to company growth by participating in hiring activities

Must-haves

1. At least 4 years experience in a product based company
2. Experience working with distributed environments at scale
3. Strong command on at least one Object Oriented Programming language
4. Experience leading developers for large scale products
5. Demonstrated capability to design and architect products built for scale
6. Deep knowledge of multiple AWS services
7. Experience with Docker and Kubernetes

Good to have

1. Experience with at least one among C++, Java
2. Experience with Linux file systems
3. Familiarity with agile development methodologies

We're hiring a set of highly skilled, enthusiastic, and passionate people who thrive in a high-growth environment. We believe the best way to grow is to give everyone the opportunity to pursue their interests. At Lucidity, you have complete freedom to work on projects that interest you. Plus, with benefits like flexible hours, company offsites, unlimited leaves, we ensure you enjoy the journey as much as we do. We are also offering healthy founding team ESOP's.