
Senior Java Developer / Architect (Consultant - Part time / Full time)
at HeyMath
Developed in formal collaboration with the University of Cambridge in May 2000, HeyMath! is an Ed-Tech company whose mission is to Raise the Game in Maths for school systems around the world. We do this using technology to deliver engaging teaching methodologies and personalised learning paths for students. HeyMath! has been successfully adopted by CBSE schools since 2004, with positive outcomes for the entire ecosystem.
Check us out at www.heymath.com
We plan to work mainly from home in 2021 and the virtual office atmosphere is collegiate, informal and friendly, with small high-impact teams making a difference to customers.
What we are looking for:
• Experience in building and re-engineering cloud based solutions on AWS.
• Strong knowledge of Object Oriented Programming(OOPS) and design patterns is a must.
• Hands-on development on Spring MVC framework.
• Experience working on Java 8 or above.
• Must have very good knowledge of RDBMS such as MySQL and performance tuning of the same.
• Good knowledge of Javascript frameworks such as React JS.
• Exposure to server-side and client-side caching mechanisms.
• Basic understanding of proxy servers, load balancers and CDN.
• Ability to debug the applications and provide instant workable solutions.
• Experience working on Elastic Search / Kafka / Kubernetes or all is a nice to have.

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Role & Responsibilities
As a Staff Engineer at Locus, you will play a critical role in defining and driving our backend architecture as we scale globally. You’ll own key systems that handle high volumes of data and transactions, ensuring performance, reliability, and maintainability across distributed environments.
Key Responsibilities-
- Own one or more core applications end-to-end, ensuring reliability, performance, and scalability.
- Lead the design, architecture, and development of complex, distributed systems, frameworks, and libraries aligned with Locus’s technical strategy.
- Drive engineering operational excellence by defining robust roadmaps for system reliability, observability, and performance improvements.
- Analyze and optimize existing systems for latency, throughput, and efficiency, ensuring they perform at scale.
- Collaborate cross-functionally with Product, Data, and Infrastructure teams to translate business requirements into technical deliverables.
- Mentor and guide engineers, fostering a culture of technical excellence, ownership, and continuous learning.
- Establish and uphold coding standards, conduct design and code reviews, and promote best practices across teams.
- Stay ahead of the curve on emerging technologies, frameworks, and patterns to strengthen Locus’s technology foundation.
- Contribute to hiring by identifying and attracting top-tier engineering talent.
Ideal Candidate
- Strong staff engineer profile
- Mandatory (Experience 1): Must have 9+ years in backend engineering with Java, Spring/Spring Boot, and microservices building large and schalable systems
- Mandatory (Experience 2): Must have been SDE-3 / Tech Lead / Lead SE for at least 2.5 years
- Mandatory (Tech skills 1): Strong in DSA, system design, design patterns, and problem-solving
- Mandatory (Tech skills 2): Proven experience building scalable, reliable, high-performance distributed systems
- Mandatory (Tech skills 3): Hands-on with SQL/NoSQL databases, REST/gRPC APIs, concurrency & async processing
- Mandatory (Tech skills 4): Experience in AWS/GCP, CI/CD pipelines, and observability/monitoring
- Mandatory (Communication): Excellent ability to explain complex technical concepts to varied stakeholders
- Mandatory (Company): Product companies (B2B SAAS preferred)
- Mandatory (Stability): Must have stayed for at least 2 years with each of the previous companies
- Mandatory (Education): B.Tech in computer science from Tier 1, Tier 2 colleges
ROLES AND RESPONSIBILITIES:
You'll work closely with our team to implement best practices, improve our architecture, and create a high-performance engineering culture. Over a 6–9-month period, you'll also immerse yourself in game development, Unity, and C# to become a well-rounded technical leader in the gaming space.
- Drive maximum development velocity through direct involvement in development sprints, ensuring developers work as efficiently and effectively as possible.
- Lead and mentor a team of engineers, fostering a culture of technical excellence and continuous improvement.
- Drive architectural decisions that ensure scalable, maintainable, and high-performance game products.
- Foster a high-performance engineering culture aligned with ambitious goals, accountability, and proactive problem-solving.
- Implement and enforce engineering best practices (e.g., code reviews, testing, documentation) and the adoption of new tools, technologies including AI, and methodologies to optimize team efficiency.
- Transition our team to a high-performance culture aligned with our ambitious, venture-backed goals.
IDEAL CANDIDATE:
- 8+ years of software engineering experience with at least 3+ years in a technical leadership role
- Ability to reasonably estimate and plan tasks and features.
- Strong programming fundamentals and hands-on coding abilities
- Strong grasp of software architecture, TDD, code reviews, and clean coding principles.
- Proficient at profiling games to identify bottlenecks and performance issues.
- Experience building complex, scalable software systems
- Proven track record of driving architectural decisions and technical excellence
- Experience mentoring and developing engineering talent
- Strong problem-solving skills and attention to detail
- Excellent communication skills and ability to explain complex technical concepts
- Experience with agile development methodologies
- Bachelor's degree in computer science, Engineering, or equivalent practical experience
PERKS, BENEFITS AND WORK CULTURE:
- We foster a culture of continuous learning.
- We value talent and the ability for significant self-improvement.
- Honest feedback and transparency across all departments allow for rapid skill development.
- You will have the opportunity to work on an exciting new game development product with complete autonomy.
Job Summary:
As a Java Spring Boot Developer, you will play a key role in designing, developing, and maintaining robust backend services and APIs. With 2.5+ years of experience, including knowledge in Kotlin, you will work alongside a cross-functional team to build scalable and performant systems.
Key Responsibilities:
- Design, develop, and maintain efficient, reusable, and reliable Java and Kotlin code
- Build and consume RESTful APIs and microservices using Spring Boot
- Ensure the best possible performance, quality, and responsiveness of applications
- Collaborate with product managers, QA engineers, and DevOps for end-to-end delivery
- Troubleshoot and resolve performance bottlenecks, bugs, and technical issues
- Participate in code reviews, knowledge sharing, and continuous improvement
Required Skills & Qualifications:
- 2.5+ years of experience with Java and Spring Boot
- Strong understanding of RESTful APIs, MVC, and microservices architecture
- Experience with relational and NoSQL databases
- Proficiency with Git and Agile/Scrum methodologies
Preferred Skills:
- Familiarity with Docker, Kubernetes, and CI/CD tools
- Exposure to cloud platforms such as AWS or Azure
- Experience with unit testing and test automation frameworks
ython Developer responsibilities include:
- Writing effective, scalable code
- Developing back-end components to improve responsiveness and overall performance
- Integrating user-facing elements into applications
Job brief
We are looking for a Python Developer to join our engineering team and help us develop and maintain various software products.
Python Developer responsibilities include writing and testing code, debugging programs and integrating applications with third-party web services. To be successful in this role, you should have experience using server-side logic and work well in a team.
Ultimately, you’ll build highly responsive web applications that align with our business needs.
Responsibilities
- Write effective, scalable code
- Develop back-end components to improve responsiveness and overall performance
- Integrate user-facing elements into applications
- Test and debug programs
- Improve functionality of existing systems
- Implement security and data protection solutions
- Assess and prioritize feature requests
- Coordinate with internal teams to understand user requirements and provide technical solutions
Requirements and skills
- Work experience as a Python Developer
- Expertise in at least one popular Python framework (like Django, Flask or Pyramid)
- Knowledge of object-relational mapping (ORM)
- Familiarity with front-end technologies (like JavaScript and HTML5)
- Team spirit
- Good problem-solving skills
- BSc in Computer Science, Engineering or relevant field
Responsibilities:
- Programming
- Full stack system development
- Product Design
- Technical risk assessment and estimation
- Technical investigation/research, assessment, and recommendation
- Providing solutions and preparing proof-of-concept for technical proposals and demonstrations
- Product maintenance and support
Qualifications:
- Bachelor's degree in computer science, Computer Engineering, or any course related to Information Technology, Engineering and Mathematics
- Ability to execute full software development life cycle (SDLC)
- 1+ year experience in product development
- 1+ years Java development experience
- 1+ year experience in agile product development methodology/process
- Develop flowcharts, layouts, and documentation to identify requirements and solutions
- Experience of relational databases, SQL / MySql / PL SQL / Oracle
- Experience in JAVA Frameworks (Spring / Spring MVC / Spring boot / Hibernate)
- Integrate software components into a fully functional software system
- Develop software verification plans and quality assurance procedures
- Document and maintain software functionality
- Troubleshoot, debug and upgrade existing systems
- Experience in Unit testing is a plus
Knowledge in:
- JavaScript / ES6 / JavaScript Reactive Framework (Vue.js / java servlets is a huge plus)
- REST Concepts
- VCS - Git
- AWS
- Excellent programming and problem-solving skills
- Experience with test-driven development
- Good communication skills
- Fast learner, detail-oriented
- Able to work under pressure
- Self-managing and able to collaborate with offsite team members
- Can render extra hours whenever necessary.
Training
After a rigorous training program of up to one month, you'll immediately get to work on one of our projects. We're working on mission-critical government systems or commercial products that are levelling up the way the world does business.
If you are a great Java developer with experience in building scalable SaaS web applications and looking for an opportunity in building world-class products using cutting-edge technologies, please read on.
Nimesa is a Data Protection & Copy Data Management company creating an enterprise-class Backup & Recovery solution. Our product can cater to the needs of the enterprise AWS users who are looking for a 360 Data Protection solution that can do more than just Backup & Recovery.
As a Senior R&D Engineer, You will
- Design and build scalable complex systems with Java and Spring
- Contribute to the development of new features, debugging, and deliver timely fixes
- Perform peer code reviews in order to ensure quality standards
Requirements
- Experience with Java, Spring Boot, AWS.
- Good at Design patterns, Algorithms.
- Experience with relational databases like PostgreSQL and MySQL
- Good understanding of web programming like REST and HTTP
- Strong Knowledge of Java Concurrency and Collection frameworks
- Knowledge of microservices architecture, messaging systems (RabbitMQ or Kafka), and docker is good to have
- Insights on workings of Database, Queues, Cache, servers.
· 3+ years java development experience with JSE/JEE, Java based Micro-services framework and implementation, Spring framework, Hibernate framework, SQL etc
· Hands on experience on Spring boot & Microservices .
· Strong knowledge of micro-service logging, monitoring, debugging and testing
· Implementations experience of micro-service integration, packaging, build automation and deployment.
· Object Oriented analysis and design using common design patterns.
- Owns team's output and E2E definition and execution of SDLC. Drives sprint planning, estimates & prioritizes tasks, Keeps key stakeholders updated on progress, milestones, and any potential slippages.
- Identifies pitfalls across codebases proactively. Writes model code that is looked up to. Understands internals of programming languages & runtimes. Creates common reusable components/libraries- Uses advanced data structures.
- Designs API contracts between large systems with end-to-end service design and active leadership towards long-term sustainability including versioning, complex migration plans, impact analysis across products.
- Owns NFRs and pushes the envelope on performance, scalability, and high availability with cognizance towards the cost of infra. Drives tech stack selection independently, mentors junior engineers. Evangelises of generic platform building across the organization.
- Troubleshoots unseen issues across codebases. Solves large end-to-end cross-cutting problems with elegant solutions with an eye on long-term sustainability.
- Partners with and influences product managers on “how”. Leads the pack on hiring and evangelizes steeper hiring standards towards building an A+ team. Represents company on external platforms/conferences.
Qualifications:
- Bachelor's Degree in Computer Science or similar discipline
- 7+ years relevant work experience in software engineering while leading teams.
- Proficiency in more than one modern programming language such as Python (preferred) associated tech stack to write maintainable, scalable, unit-tested code
- Experience in building complex software systems that have been successfully delivered
- Should be strong with System Design and Database designing
- Deep understanding of design patterns, optimizations, deployments with Strong object-oriented design skills
- Experience mentoring other software engineers.
- Experience with full life cycle development in any programming language
FreightCrate Technologies is a Logistics Technology company that aims to transform international shipping through innovative and cost-effective tech solutions that can mutually benefit exporters, importers and logistics service providers.
Our web-platform, FreightCrate offers online tech-enabled quote and shipment management solutions for export and import businesses to and from more than 50,000 global locations.
We have had more than 50 media coverages including Entrepreneur, Maritime Gateway, Cargotalk, BW Disrupt, INC42, Silicon India, Tech Observer and several other newspapers and online magazines.
Our vision is to utilize cutting edge technology, engineering, deep learning and artificial intelligence to create an intelligent freight management system that can automate and optimize international trade operations for global businesses.
FOUNDERS:
Samir Lambay is the Co-Founder and CEO with an MSc in Shipping, Trade and Finance from Cass Business School, London, UK with Distinction.
Samir has worked in the shipping and logistics industry across both family businesses and multinational companies. His most recent job was at DB Schenker Logistics (Part of Deutsche Bahn Group - Fortune 200) where he was the youngest Vertical Manager globally and won two awards including Vertical Manager of the year and a Global Award.
Ruchi Dogra is a Co-Founder & Director and is in charge of sales and marketing. She has worked for over 15 years across the top 3 logistics/supply chain companies globally. She set-up the hotel, wines and beverages vertical at Kuehne & Nagel and DB Schenker. Her latest assignment was at DHL Global Forwarding where she worked as a Vertical Manager for Engineering and Manufacturing; handling top Indian and multinational accounts including several Fortune 100 companies. She brings with her an extensive knowledge in strategy, sales, operations and customer service.
Title
Software Developer
Description
The Software Developer’s role is to develop new innovative programs to optimize and automate user experiences by creating high-quality, innovative and fully performing software that complies with coding standards and technical design.
Should be familiar with the software development life cycle (SDLC) from preliminary system analysis to tests and deployment.
Compensation
As this is a new business the compensation is negotiable and we will make an offer depending on the experience of the candidate.
Responsibilities
• Design flowcharts, layouts and documentation to identify requirements and solutions
• Produce clean, efficient code based on specifications
• Execute full software development life cycle (SDLC)
• Integrate software components and third-party programs and API’s
• Troubleshoot, debug and upgrade existing software
• Gather and evaluate user feedback
• Recommend and execute improvements
• Create technical documentation for reference and reporting
Skill Sets:
• PHP/Python
• AWS & Cloud-computing
• Mysql/PostgreSql
• Memcache/Redis
• Frontend technologies HTML, CSS, JS, ReactJS, Vue.js
• Frameworks like Django
• DevOps
• ELK
• Tools like Datadog, NewRelic, etc
• Shell-scripting
• Setting & managing dev/beta/prod environments
• Tools like Jenkins, Chef, Puppet, Ansible, etc.
• Knowledge of Solr/Elastic search will be an advantage
Personal Requirements:
• Min of 3+ years of Hands on experience in Web development, algorithm design, implementation, architecture design, product management, databases and UI/UX in consumer facing applications.
• Experience on projects involving engineering and algorithmic functions, machine learning, deep learning and artificial intelligence is very advantageous.
• Creative self-starter who is comfortable with both taking initiative and working in teams.
• Previous experience working on logistics technology products is advantageous but not mandatory.
• Strong communication skills.
• Willingness to learn and utilize emerging technologies.
• Sincere passion to use disruptive technologies that can be globally significant.









