
Software Engineer – Tech Lead
- You are your own master. We don't preach you, we just allow you to Innovate, Iterate, Learn and Adapt
- Work with one of India's leading fintech unicorn company
- ESOPs in the company
Requirements
- 6+ yrs of exposure in the art of writing code and solving problems on large scale.
- Should be language agnostic, with extensive and expert programming experience in any one programming language (strong OO skills preferred).
- Deep experience in at least one general programming language. Preferred (Java,Scala, C++)
- A solid foundation in computer science, with strong competencies in data structures,
algorithms, and software design.
- Worked end to end on 2-3 complex projects
- Worked in startup like environment with high levels of ownership and commitment
- Experience in building highly scalable business applications, which involve implementing
large complex business flows and dealing with huge amount of data.
- Extensive experience on working with distributed technologies like Kafka, MongoDb,
Redis/Aerospike, MySQL, AWS etc
- Experience with multi-threading and concurrency programming
- Ability to switch between the technologies and learn new skills on the go.
Roles and responsibilities
Drive discussions to create/improve the product, process and technology
- Build abstractions and contracts with separation of concerns for a larger scope
- Rapid prototyping
- Robust and scalable web-based applications
- Do high-level design with guidance; Functional modelling, break-down of a module
- Thinking platforms & reuse, the open-source contribution will be a plus
- Do incremental changes to architecture: impact analysis of the same
- Do performance tuning and improvements in large scale distributed systems
- Mentor young minds and foster team spirit

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About Unilog
Unilog is the only connected product content and eCommerce provider serving the Wholesale Distribution, Manufacturing, and Specialty Retail industries. Our flagship CX1 Platform is at the center of some of the most successful digital transformations in North America. CX1 Platform’s syndicated product content, integrated eCommerce storefront, and automated PIM tool simplify our customers' path to success in the digital marketplace.
With more than 500 customers, Unilog is uniquely positioned as the leader in eCommerce and product content for Wholesale Distribution, Manufacturing, and Specialty Retail.
Unilog’s Mission Statement
At Unilog, our mission is to provide purpose-built connected product content and eCommerce solutions that empower our customers to succeed in the face of intense competition. By virtue of living our mission, we are able to transform the way Wholesale Distributors, Manufacturers, and Specialty Retailers go to market. We help our customers extend a digital version of their business and accelerate their growth.
Job Details
- Designation: Principal Engineer – Solr
- Location: Bangalore / Mysore / Remote
- Job Type: Full-time
- Department: Software R&D
Job Summary
We are seeking a highly skilled and experienced Principal Engineer with a strong background in Apache Solr and Java to lead our Engineering and customer-led initiatives. The ideal candidate will be responsible for ensuring the reliability, scalability, and performance of our search platform while providing expert-level troubleshooting and resolution for critical production issues.
This role will involve designing the architecture for new platforms while reviewing and recommending better approaches for existing ones to drive continuous improvement and efficiency.
Key Responsibilities
- Lead Engineering and support activities for Solr-based search applications, ensuring minimal downtime and optimal performance
- Design and develop the architecture of new platforms while reviewing and recommending better approaches for existing ones
- Regularly work towards enhancing search ranking, query understanding, and retrieval effectiveness
- Diagnose, troubleshoot, and resolve complex technical issues in Solr, Java-based applications, and supporting infrastructure
- Perform deep-dive analysis of logs, performance metrics, and alerts to proactively prevent incidents
- Optimize Solr indexes, queries, and configurations to enhance search performance and reliability
- Work closely with development, operations, and business teams to drive improvements in system stability and efficiency
- Implement monitoring tools, dashboards, and alerting mechanisms to enhance observability and proactive issue detection
- Exposure to AI-based search using vector databases, RAG models, NLP, and LLMs
- Collaborate on capacity planning, system scaling, and disaster recovery strategies for mission-critical search systems
- Provide mentorship and technical guidance to junior engineers and support teams
- Drive innovation by tracking latest trends, emerging technologies, and best practices in AI-based Search, Solr, and other search platforms
Requirement
- 8+ years of experience in software development and production support with a focus on Apache Solr, Java, and databases (Oracle, MySQL, PostgreSQL, etc.)
- Strong understanding of Solr indexing, query execution, schema design, configuration, and tuning
- Experience in designing and implementing scalable system architectures for search platforms
- Proven ability to review and assess existing platform architectures, identifying areas for improvement and recommending better approaches
- Proficiency in Java, Spring Boot, and micro-services architectures
- Experience with Linux / Unix-based environments, shell scripting, and debugging production systems
- Hands-on experience with monitoring tools (e.g., Prometheus, Grafana, Splunk, ELK Stack) and log analysis
- Expertise in troubleshooting performance issues related to Solr, JVM tuning, and memory management
- Familiarity with cloud platforms such as AWS, Azure, or GCP and containerization technologies like Docker / Kubernetes
- Strong analytical and problem-solving skills, with the ability to work under pressure in a fast-paced environment
- Certifications in Solr, Java, or cloud technologies
- Excellent communication and leadership abilities
About Our Benefits
- Competitive salary
- Health insurance
- Retirement plan
- Paid time off
- Training and development opportunities
Company Name – Wissen Technology
Group of companies in India – Wissen Technology & Wissen Infotech
Work Location - Bangalore/Mumbai
Java Developer – Job Description
Wissen Technology is now hiring for a Java Developer - Mumbai with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL.
We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team.
A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills:
- Exp. - 5+ years.
- 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.
About Wissen Technology:
Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.
Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’.
Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.
Wissen Technology offers 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.
We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider.
Key Responsibilities:
- Design, develop, and maintain robust backend services using Core Java and Spring Boot
- Develop and optimize queries in MongoDB, including aggregation and indexing
- Build RESTful APIs and integrate third-party services
- Write clean, maintainable, and scalable code following best practices
- Collaborate with cross-functional teams to gather and implement requirements
Required Skills:
- 5+ years of experience in Core Java
- Strong expertise in Spring Boot (REST APIs, Security, Data)
- Hands-on experience with MongoDB (CRUD operations, schema design)
- Experience with Microservices architecture
We’re looking for a Java Backend Developer with strong experience in Spring Boot, AWS, and Microservices to join our growing team. If you're passionate about scalable backend systems and love working in a fast-paced environment, we want to hear from you!
What You’ll Bring:
- 4+ years of backend development experience
- Strong hands-on expertise in Core Java and Spring Boot
- Experience designing and developing Microservices architecture
- Solid working knowledge of AWS services
- Familiarity with RESTful APIs, version control (Git), and CI/CD
- Strong problem-solving and debugging skills
- Ability to work independently and in a collaborative team environment
- Immediate joiners are highly preferred
Company is building a first-of-its-kind, lifestyle health product for Women in
India. We believe that the future of health and fitness is digital, and women will drive the
digital fitness revolution in India. Existing digital health and fitness products are highly
transactional and we see a huge opportunity to build a truly aspirational product that will
inspire and empower millions of women to lead healthier lives. If you are passionate about
building a product that blends together technology, content, and community, we would love
to talk to you.
Engineering:
Company is looking for results-oriented Engineers. An ideal candidate for us would be
a passionate builder of great products/frameworks and someone who would thrive in a
fast-paced environment and enjoy the challenge of complex business contexts that are
typically being defined in real-time.
In this role, you will be responsible for building world-class technology products and
platforms that are at the forefront of the technology revolution in the Indian healthcare
ecosystem. You are someone who insists on the highest standards for quality,
maintainability, and performance. You will be working in a fast-paced and agile work
environment delivering quality solutions that have an immediate business impact.
Responsibilities :
● Research, design and build highly reliable, available, and scalable solutions that can
handle Millions of API calls across systems.
● Own large technical deliverables and execute in a structured manner, complete
ownership of functional Services that your team is responsible for.
● Take the accountability of the overall health of the products you build and
predictability of the deliverables of your team
● Lead by example, mentor and guide team members on everything from structured
problem solving to development of best practices
● Platformize components as libraries, utilities and servicify and promote reuse.
● Be able to conceptualize and develop prototypes quickly
● Drive the technical roadmap of the team in collaboration with Product and Business
Teams.
Requirements:
● BTech, MTech in Computer Science or a related technical discipline (or equivalent).
Or high technical acumen and rich technical experience.
● Deep expertise with any or combination programming languages: Java, Node.js,
Golang, JavaScript, any object-oriented high-level proprietary or open-source
language with strong programming constructs. Substantial experience in building
complex and scalable solutions.
● Strong object-oriented design skills, ability to apply design patterns, and ability to
design intuitive module and class-level interfaces
● The ability to independently lead problem-solving and build elegant, maintainable
solutions to complex problems.
● Experience leading multi-engineer projects and mentoring junior engineers
● Experience with full life cycle development in any programming language on a Linux
platform
● Prior experience in working with Agile software methodologies ( Scrum, Kanban),
TDD, and Continuous Integration(CI/CD) a plus.
● Experience in building data-driven web application design and development is a plus
● Expert level experience in building a scalable, large, and complex business
application using some of the above technologies and mentoring junior engineers.
● Track record of building and delivering mission-critical, 24x7 production software
systems
- Interacting with and performance tuning multi-tiered application systems.
- Technically leading complex store system projects including estimating requirements, designing systems, and helping develop solutions.
- Being adaptive to the use of new software and programming techniques as they are required or adapted in IT.
- Acquiring and maintaining additional technical skills for professional development.
- Developing software solutions to meet customer needs.
- Creating and implementing the source code of new applications.
- Testing source code and debugging code.
- Evaluating existing applications and performing updates and modifications.
- Developing technical handbooks to represent the design and code of new applications.
- Being responsible for working with all levels of the business and the development team to establish, promote, and enforce architectural guidelines as well as assisting in the implementation and problem resolution of existing applications and requests.
- Ensuring work meets functionality and quality expectations within given timelines.
What you need to have:
- Experience in application development utilizing JAVA, Spring, SQL, Log4j, IOS, Web Services, JavaScript, and Oracle databases.
- Strong Knowledge of EMV/ NFC Standards
- POS development experience required
- Thorough knowledge of financial institutions, payment processing flows especially electronic payments, and the financial networks for processing.
- Must be able to command the attention and respect of highly technical associates.
- Demonstrated track record of successful system and project implementations.
- Excellent organization skills and attention to detail, including the ability to prioritize and manage a variety of complex projects and activities.
- Strong problem solving, analysis, design, and testing skills.
Location:-Gurgaon
Currently WFH
Exp with Product based organisation only
Exp Required:- 3 to 9 yrs
Responsibilities
- Work with a talented team to invent, design and build software that is stable and perform ant
- Primary role will be quality and timely delivery of the application/ feature/ module your team will be working on
- Adopt and execute good design philosophy and code writing practices
- Ensure the code goes through rigorous tests and quality checks before deployment.
- Work with other software engineers and database engineers to set excellent development practices and deliver innovative changes in new and existing products.
- Be hands-on technical, thus, leading by example using web, mobile and database technologies.
- Work on project ideas with customers, stakeholders and peers
- Be actively involved in code review process, design discussions, team planning
Basic Qualifications
- Bachelor's degree in Computer Science, Software Engineering, or a related technical discipline
- Experience in software design and development
- Proficiency with at least one Object Oriented language (e.g. Java)
- Computer Science fundamentals in object-oriented design, data structures, algorithm design, problem-solving, and complexity analysis
- A strong track record of project delivery for large, cross-functional projects
- Experience with building high-performance, highly available and scalable distributed systems
- Experience with API Design, ability to architect and implement an intuitive customer and third-party integration story

Hello,
Greetings for the day !!!
Tridat Technologies is hiring "Java Developer" for one of the client based out @ Mumbai !!!
Experience: 3+yrs
Role: Java Developer
Desired Candidate Profile:
- Engineering / MCA / Graduate
- Good communication skill.
- Immediate joining preferable, Max 15 days
Role Requirements –
- 3+ years of experience developing software as an engineer.
- Experience with developing, debugging, and shipping software products on large code bases that span platforms and tools
- Significant experience building and operating critical high-scale systems.
- Good software engineering methodology: meaningful and deep-rooted opinions about testing and code quality, ability to make sound quality/speed trade-offs.
- Good technical skills in Java, Spring MVC ,Spring Boot, Hibernate, JDBC, JSP, Bootstrap, Relational Database, JMS, Active MQ
- Lead from the front when the situation calls for it.
Skills:
- Significant experience building and operating critical high-scale systems.
- Architecture: Knowledge of data structures and an eye for architecture. Can discuss the tradeoff between architectural choices, both on a theoretical level and on an applied level.
- Strong coding/debugging abilities: Should have advanced knowledge of Java , Spring MVC ,Spring Boot, Hibernate, JDBC, JSP, Bootstrap, Relational Database, JMS, Active MQ
- Fast learner: Thrive on learning new technologies. Should be able to adapt easily to meet the needs of our massive growth and rapidly evolving business environment.
- Understands requirements beyond the written word: Whether working on an API used by other developers, an internal tool consumed by our operation teams, or a feature used by millions of customers, attention to details is important.
Employment Mode: COntract to hire
Location: Mumbai (Pan India candidates will do)
Joining Period: Immediate to 15 days
- Provide objective guidance without personal or political considerations.
- Pitching ideas for projects based on gaps in the market and technological advancements.
- Rolling out fixes and upgrades to software, as needed.
- Securing software to prevent security breaches and other vulnerabilities.
- Setting up a continuous build environment to speed up software development and deployment process.
- Architecting overall, comprehensive, and efficient practices.
- Guiding developers and operation teams in case of an issue.
- Monitoring, reviewing, and managing technical operations.
Requirements:
- Degree in Computer Science, Information Systems, or related field.
- Previous experience working on a 24x7 cloud or SaaS operation team.
- Spring Boot Java 8, Spring Core, Spring Boot, Spring MVC, Swagger, Tomcat 8, Maven, Jenkins, SVN, GIT, Postman/Newman, RESTful Services, Containers.
- Experience with infrastructure management and monitoring.
- Proven in developing, implementing, and providing solutions to the given problem in all Java technologies.
- Proficient in stitch-together end-to-end application starting from front-end web development, back-end development, middleware integration, and persisting data in no SQL or DBMS databases.
- Ability to work independently and as part of a team.
• Understanding fundamental design principles behind a scalable application.
• Creating database schemas that represent and support business processes.
• Implementing automated testing platforms and unit tests.
• Knack for writing clean, readable Java code.
Job Requirement:
• Profound insight of Java and JEE internals (Classloading, Memory Management, Transaction management etc)
• Hands on experience in designing and developing applications using Java EE platforms.
• Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate)
• Experience in the Spring Framework
• Experience in developing web applications using at least one popular web framework (JSF, Wicket, GWT, Spring MVC)
• Experience with popular web application frameworks, such as Play and Spark
• Familiarity with Java GUI frameworks (such as Swing, SWT, and AWT depending on project requirements)
• Experience with both external and embedded databases
• Basic understanding of the class loading mechanism in Java
• Basic understanding of JVM, its limitations, weaknesses, and workarounds
• Proficient understanding of code versioning tools, such as Git
• Familiarity with build tools such as Ant, Maven, and Gradle
• Familiarity with continuous integration.










