
Lead Software Engineer - Backend
at helps travellers discover & book the most incredible tours
Lead Software Engineer - Backend
It is evolving the way people discover the world by connecting them with exceptional experiences in their city at the push of a button. We are building a magical platform that gets everyone to head out and have fun in a matter of seconds; no matter where you are and what you want to do. We are combining a delightful product experience, data-driven decisions, sophisticated supply side logistics network, and world-class operations to solve a huge basic human problem: how do we have a good time?
We’re growing rapidly with over $200M in annualized sales, 150,000 monthly transactions and profitable unit economics. We are backed by some of the finest investors in Silicon Valley & India.
We like to solve real-world problems in the simplest, most elegant manner possible. We’re looking for a QA Lead with the ability and passion for building solutions to people-centered problems that are created at the intersection of human behavior and technology. You should also be capable of building and mentoring a fast-growing passionate, young, and talented team. We love folks who have a sense of humor and know how to have fun.Dream, build and iterate. That's our mantra. Because good just isn't good enough.
👩💻 The Role
- Full responsibility of designing and building core modules on the application and infrastructure layer.
- Lead a fast-growing team of young, passionate, talented and fun loving superstars.
- Solve challenging architectural and design problems.
- Get your hands dirty with clustering, replication, databases, build systems and infrastructure automation etc.
- Be responsible for building concurrent, performant and scalable services which will power the entire Headout ecosystem.
- Build and contribute to open-source libraries and components.
🌟 Our Dream Engineer
- A penchant for learning and building with new technologies and frameworks.
- You love working with people and have worked in a lead position in the past.
- A knack for writing the most performance optimized code along with it being modular and scalable.
- No challenge is too big to solve; love thinking product and excited to ideate & build stuff all by yourself.
- You're interested in being an early employee at a growing company, with the influence and responsibility that entails.
- You have broad and deep knowledge across a variety of contemporary technologies.
💝 We like
- Strong CS fundamentals, good working knowledge of classic algorithms and data structures.
- 2+years experience developing server-side technologies using any language or framework.
- Excellent communication, collaboration and people management skills.
- Experience working with Spring, Relational Databases, Concurrent Programming, NoSQL flavors, AWS.
- Experience designing scalable, fault-tolerant systems and databases.
- Experience with setting setting up systems and infrastructure.
- Solid understanding of how the web works and its underlying communication protocols.
- People who can't live without solving that algorithm problem that they just stumbled upon.
- People who will give up anything to squeeze in that last bit-level performance.
- Anything else than can surprise us.
- Nice to Haves: An interest in travel, local experiences & hospitality.

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Job Details
- Job Title: SDE-3
- Industry: Technology
- Domain - Information technology (IT)
- Experience Required: 5-8 years
- Employment Type: Full Time
- Job Location: Bengaluru
- CTC Range: Best in Industry
Role & Responsibilities
As a Software Development Engineer - 3, Backend Engineer at company, you will play a critical role in architecting, designing, and delivering robust backend systems that power our platform. You will lead by example, driving technical excellence and mentoring peers while solving complex engineering problems. This position offers the opportunity to work with a highly motivated team in a fast-paced and innovative environment.
Key Responsibilities:
Technical Leadership-
- Design and develop highly scalable, fault-tolerant, and maintainable backend systems using Java and related frameworks.
- Provide technical guidance and mentorship to junior developers, fostering a culture of learning and growth.
- Review code and ensure adherence to best practices, coding standards, and security guidelines.
System Architecture and Design-
- Collaborate with cross-functional teams, including product managers and frontend engineers, to translate business requirements into efficient technical solutions.
- Own the architecture of core modules and contribute to overall platform scalability and reliability.
- Advocate for and implement microservices architecture, ensuring modularity and reusability.
Problem Solving and Optimization-
- Analyze and resolve complex system issues, ensuring high availability and performance of the platform.
- Optimize database queries and design scalable data storage solutions.
- Implement robust logging, monitoring, and alerting systems to proactively identify and mitigate issues.
Innovation and Continuous Improvement-
- Stay updated on emerging backend technologies and incorporate relevant advancements into our systems.
- Identify and drive initiatives to improve codebase quality, deployment processes, and team productivity.
- Contribute to an advocate for a DevOps culture, supporting CI/CD pipelines and automated testing.
Collaboration and Communication-
- Act as a liaison between the backend team and other technical and non-technical teams, ensuring smooth communication and alignment.
- Document system designs, APIs, and workflows to maintain clarity and knowledge transfer across the team.
Ideal Candidate
- Strong Java Backend Engineer.
- Must have 5+ years of backend development with strong focus on Java (Spring / Spring Boot)
- Must have been SDE-2 for at least 2.5 years
- Hands-on experience with RESTful APIs and microservices architecture
- Strong understanding of distributed systems, multithreading, and async programming
- Experience with relational and NoSQL databases
- Exposure to Kafka/RabbitMQ and Redis/Memcached
- Experience with AWS / GCP / Azure, Docker, and Kubernetes
- Familiar with CI/CD pipelines and modern DevOps practices
- Product companies (B2B SAAS preferred)
- have stayed for at least 2 years with each of the previous companies
- (Education): B.Tech in computer science from Tier 1, Tier 2 colleges
JOB DESCRIPTION
Experience: 3-8 years
Location- Mumbai
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. - 3-8 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.
We are solving complex technical problems in the financial 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.
Job Description:
• Experience in Core Java, Spring Boot.
• Experience in microservices.
• Extensive experience in developing enterprise-scale systems for global organization. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should be able to analyze, design, develop and test complex, low-latency client-facing applications.
• Good development experience with RDBMS in SQL Server, Postgres, Oracle or DB2
• Good knowledge of multi-threading
• Basic working knowledge of Unix/Linux
• Excellent problem solving and coding skills in Java
• Strong interpersonal, communication and analytical skills.
• Should be able 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 hassuccessfully 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.
Job description
Note: Applications are welcome from candidates who are immediate joiners or currently serving their notice period.
Key Responsibilities:
- Design, develop, and test low-latency, high-volume client-facing applications.
- Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
- Implement microservices-based solutions using Spring Boot and other modern frameworks.
- Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
- Optimize applications for multi-threading and high-performance server-side development
- Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
- Work with RDBMS (preferably Sybase) to handle large-scale data processing.
- Develop and maintain applications on Unix/Linux environments
- Utilize enterprise application design patterns to build robust and scalable solutions.
- Troubleshoot and resolve complex technical issues while ensuring application stability and performance.
Required Skills & Experience:
- 5 to 10 years of hands-on experience in Java development
- Strong knowledge of microservices architecture and cloud-based deployment.
- Expertise in Spring Framework, Spring Boot, and CXF
- Experience in developing and optimizing applications for high-volume, multi-threaded environments
- Solid understanding of financial domain applications, sales, and trading platforms
- Proficiency in working with relational databases (Sybase preferred)
- Familiarity with Unix/Linux environments and shell scripting.
- Strong analytical, problem-solving, and communication skills.
- Ability to articulate and present design ideas effectively.
Everyone at Simpl is an internal entrepreneur who is given a lot of bandwidth and resources to create the next breakthrough towards the long-term vision of “making money Simpl”. Our first product is a
payment platform that lets people buy instantly, anywhere online, and pay later. In the background, Simpl uses big data for credit underwriting, risk and fraud modeling, all without any paperwork, and enables Banks and Non-Bank Financial Companies to access a whole new consumer market.
Areas of work
Principals are involved in Architecture Direction and Alignment
1. Tracking and directing how the overall system architecture evolves.
2. Developing and identifying useful architecture patterns within our systems based on
industry know-how and our own operational and development experience.
3. Develop and manage an architecture decisions guidelines framework that will be useful to
make consistent, faster and reliable architecture and design decisions.
4. Documenting or making this information available to all engineers - new or old
5. Create mechanisms to audit and ensure architectural compliance across engineering teams
Internal Developer Community and Tech growth for teams
Create and nurture tech communities so that developers can
● gain more knowledge about the industry practices
● learn to express their knowledge, opinions and views
Quality
Monitor and improve the quality of our systems by helping with
1. Bug reduction
2. MTTR reduction
3. Ensuring better engineering practices around testing, tooling, monitoring and resilience.
Cost - Infra and application costs
Ensuring systems are run and maintained with frugality in mind without compromising on business and operational expectations.
Hiring
Help hire and mentor engineers at Simpl.
Partners at Work
Principals partner with team leads, product managers, infosec engineers and devops engineers, ensuring alignment in vision and execution, splitting time between different domains as they see fit.
Minimum Qualifications
● At least 8 years of software development experience
● Experience with technically leading projects and architecting high-traffic consumer-facing applications.
● A background in CS or relevant technical experience.
● Familiarity with languages like Go, Java, Ruby and Python.
● Familiarity with the AWS Stack.
Job Description:
• At least 4+ years of hands-on experience on solution architecture, integration of solutions.
• Strong experience in the following domains: Java EE including (Web Services, REST,JPA), Spring, SOA, Design patterns, Unit and Integration test cases frameworks,Database (SQL & No SQL)
• Knowledge and experience with CI/CD tools and API usage in Mobile applications
• Able & willing to work hands on both solutions & development
• Able to coach / guide the junior members
Through Bhanzu, we aim to eradicate math phobia and encourage careers in math and STEM fields among learners from across the world. Bhanzu is bridging the gap between dreams and competence, by enabling students to realise their full potential and introduce them to science, coding and AI, through the lens of math.
Responsibilities
● Design, develop, test, deploy and maintain software
● Delivering high quality and well-structured code
● Manage individual project priorities and deadlines
● Participate in enhancing tools and processes
● Participate in production observance and technical incident management
● Ability to quickly learn and adapt to keep up in a fast-paced environment
Must haves
● Strong data structure concepts
● Great problem-solving skills
● Strong experience in Python
● Experience in Microservices and Docker
● Exposure to RDBMS and/or NoSQL databases
● Working knowledge of MongoDB/DynamoDB
How would you leverage your technical expertise to create extraordinary impact for our clients?
ThoughtWorks is a global software consultancy with an aim to create a positive impact on the world through technology. Our community of technologists thinks disruptively to deliver pragmatic solutions for our clients' most complex challenges. We are curious minds who come together as collaborative and inclusive teams to push boundaries, free to be ourselves and make our mark in tech.
Our developers have been contributing code to major organizations and open source projects for over 25 years. They’ve also been writing books, speaking at conferences and helping push software development forward, changing companies and even industries along the way.
You could influence the digital strategy of a retail giant, build a bold new mobile application for a bank or redesign platforms using event sourcing and intelligent data pipelines. You will use the latest Lean and Agile thinking, create pragmatic solutions to solve mission-critical problems and challenge yourself every day.
For a team to thrive, it needs active collaboration and room for healthy, respectful debate. Senior Developers are the technologists who cultivate this environment while driving teams toward delivering on an ambitious tech vision and acting as mentors for more junior-level consultants. They leverage their deep technical knowledge to solve more complex business problems and actively assess their team’s health, code quality and nonfunctional pipelines.
You’ll spend time on the following:
- You will use continuous delivery practices to deliver high-quality software as well as value to end customers as early as possible.
- You will work in collaborative, value-driven teams to build innovative customer experiences for our clients
- Create large-scale distributed systems out of microservices
- You will apply the latest technology thinking from our tech radar to solve client problems
- Efficiently utilize DevOps tools and practices to build and deploy software
- You will lead or take part in the entire cycle of software consulting and delivery from ideation to deployment and everything in between
- You will act as a mentor for less-experienced peers through both your technical knowledge and leadership skills
Here’s what we’re looking for:
- You have at least 5 years of experience with two or more development languages such as Java, C#, or Ruby
- You can skillfully write high-quality, well-tested code and you are comfortable with Object-Oriented programming
- Presence in the external tech community: you proactively share your expertise with others via speaking engagements, contributions to open source, blogs and more
- Comfortability with Agile methods, such as Extreme Programming (XP), Scrum and/or Kanban
- You enjoy influencing others and always advocate for technical excellence while being open to change when needed
- You’re willing and able to commit to travel to client sites in order to solve their business problems
- You’re resilient in ambiguous situations and can approach challenges from multiple perspectives
- Bonus points if you have working knowledge of cloud technology such as AWS, Azure, Kubernetes and Docker
1. Design, develop and deliver web services and jobs that powers Niki, India's first transactional bot.
2. Write code that are clean, testable, performant, scalable, documented and secure
3. Design and architect new sub-systems, identity perf bottlenecks and suggest design/architect improvements
Qualifications:
1. Minimum of 5 years of software development experience preferably developing e-commerce applications
2. Bachelor’s and/or Master's degree in Computer Science or related field of study
Preferred Qualifications:
1. Fluent in Java or any other object oriented programming languages
2. Knowledge of Design patterns and design principles
3. Experienced in delivering REST style web services
4. Significant experiences in asynchronous and multi-threaded programming
5. Strong CS fundamentals with good hold on DS and Algo.
Good to have:
1. Knowledge of Spring
2. Experience with AWS, Azure or Google Cloud










