Job Overview
| Particulars | Details |
|---|---|
| Position | Senior Developer / Technical Lead – React Native, Java Microservices & AI/GenAI |
| Company | SYNC. |
| Location | Bangalore, India |
| Job Type | Full-Time |
| Experience | 9 - 10 years |
| Category / Department | IT |
| Application Mode |
🏢 About SYNC.
Company Overview:
SYNC. is a specialized workforce catalyst focused on connecting complex industrial challenges with highly skilled technical talent. The company builds strategic technical partnerships and sources talent from more than 40 countries to support global partners.
Company Mission:
To engineer a frictionless global economy where talent meets challenges through strategic workforce alignment and technical partnerships.
Company Vision:
To create a worldwide ecosystem of synchronized workforces where innovation and collaboration thrive across borders.
Core Values / Principles:
- Diversity and inclusion
- Global collaboration
- Innovation through diverse perspectives
- Strategic workforce alignment
- Technical excellence
💡 Editor's Note / Preparation Tip
Resume Tips:
- Highlight 10+ years of overall experience and clearly mention relevant experience.
- Showcase React Native projects for both Android and iOS.
- Include hands-on Java, Spring Boot, and Microservices experience.
- Highlight AI/GenAI implementations involving OpenAI, Azure OpenAI, LangChain, LlamaIndex, RAG, and vector databases.
- Mention technical leadership, architecture contributions, and mentoring experience.
- Include cloud exposure and measurable project outcomes where applicable.
Interview Preparation:
- Prepare to discuss React Native architecture and performance optimization.
- Revise TypeScript, Android, and iOS development concepts.
- Review Java, Spring Boot, Microservices, and API integration.
- Be prepared to explain RAG architecture, vector databases, prompt engineering, and enterprise GenAI integrations.
- Prepare examples demonstrating technical leadership and mentoring.
Professional Tips:
- Clearly distinguish hands-on development experience from leadership responsibilities.
- Be ready to explain end-to-end projects involving mobile, backend, and AI integrations.
- Keep your updated resume focused on the mandatory technical skills.
📝 Job Description
Position Details:
- Role: Senior Developer / Technical Lead
- Location: Bangalore, India
- Experience: 10+ years overall, with 5+ years of relevant experience
- Primary Skill: React Native (Android and iOS)
- Secondary Skill: Java Microservices
- Mandatory Requirement: AI/GenAI experience
Key Technical Requirements:
- Strong expertise in React Native and TypeScript.
- Experience with Android and iOS application development.
- Hands-on experience with Java, Spring Boot, and Microservices.
- Knowledge of REST and GraphQL APIs.
- Experience developing AI-powered applications using OpenAI, Azure OpenAI, LangChain, LlamaIndex, RAG, vector databases, and prompt engineering.
- Exposure to AWS, Azure, or GCP is preferred.
- Technical leadership and mentoring experience.
Benefits / Compensation:
Not Provided.
Candidate Requirements:
- 10+ years of overall professional experience.
- At least 5 years of relevant experience.
- Strong mobile and backend development expertise.
- Mandatory hands-on AI/GenAI experience.
- Ability to lead technical development and mentor team members.
Preferred Skills:
- Cloud platform exposure: AWS, Azure, or GCP.
- Experience building scalable enterprise mobile applications.
- Experience integrating GenAI capabilities into enterprise products.
- AWS
- Microsoft Azure
- Google Cloud Platform (GCP)
- Enterprise AI application development
- Scalable mobile application development
Working Days & Hours:
Not Provided.
How to Apply:
Interested candidates can share their updated resume at Radhika63.@kaashtech.com.
🎯 Key Responsibilities
- ✓ Drive end-to-end development across mobile, backend, and AI-powered solutions.
- ✓ Develop scalable mobile applications using React Native.
- ✓ Build and maintain Android and iOS applications.
- ✓ Develop backend services using Java, Spring Boot, and Microservices.
- ✓ Design and integrate REST and GraphQL APIs.
- ✓ Build AI-powered applications using OpenAI and Azure OpenAI.
- ✓ Implement GenAI capabilities using LangChain, LlamaIndex, RAG, and vector databases.
- ✓ Apply prompt engineering techniques to AI-powered solutions.
- ✓ Contribute to enterprise application architecture and technical decisions.
- ✓ Provide technical leadership and mentor development team members.
- ✓ Support the development of scalable mobile and enterprise solutions.
💡 Required Qualifications & Skills
🚀 Career Guidance & Interview Insights
To help you succeed, we've compiled original preparation guides, resume keywords, and growth analytics for this category of role.
Joining as a Senior Developer / Technical Lead – React Native, Java Microservices & AI/GenAI offers a fantastic opportunity to work at the forefront of technological innovation. You will be exposed to modern software development lifecycles, collaborate with cross-functional product teams, and design scalable architectures that directly impact end-users. The continuous learning curve in tech ensures that your programming, debugging, and system engineering skills remain highly marketable and sharp.
The career roadmap in technology is highly rewarding. Typical progression starts as a Junior Software Engineer, moving to Associate Developer and then Senior Software Engineer (3-6 years). From there, professionals choose between an individual contributor track—becoming a Tech Lead, Staff Engineer, and Principal Architect—or a management track, advancing to Engineering Manager, Director of Engineering, and Chief Technology Officer (CTO).
Expected Technical & Behavioral Questions:
- Q1: How do you optimize database query performance?
Answer Tip: Talk about indexing strategies, query execution plan analysis, avoiding N+1 queries, and implementing caching layers (like Redis). - Q2: Explain the differences between Microservices and Monolithic architecture.
Answer Tip: Highlight scaling advantages, loose coupling, independent deployments, network latency considerations, and data consistency challenges in microservices. - Q3: How do you handle merge conflicts in Git?
Answer Tip: Explain checking out the local branch, pulling the latest main branch, running git merge, opening the conflicted files to resolve blocks manually, and committing the resolved merge.
To pass automated ATS (Applicant Tracking System) screening and catch the recruiter's eye, tailor your resume with the following tips:
- Keywords to include: Software Engineering, SDLC, OOP, CI/CD Pipelines, SQL databases, Agile, Unit Testing, Code Review, Cloud Architectures (AWS/Azure).
- Format: Use a clean, single-column resume format. Avoid graphics, text boxes, or tables which can scramble ATS parser outputs.
- Quantify Results: Instead of writing 'wrote code', write 'Developed a caching system that reduced server response times by 35%.'
Estimated compensation for this role type in India is ₹12,00,000 - ₹25,00,000+ per annum (Senior/Lead level). The actual salary package offered depends on factors such as company size, work mode (remote or on-site), individual technical proficiency, and negotiations during final HR rounds.
Highly recommended certifications include: AWS Certified Solutions Architect, Microsoft Certified: Azure Fundamentals, Certified Kubernetes Administrator (CKA), Oracle Certified Professional Java SE, or tech-stack specific achievements (e.g. Meta Front-End Developer certification).
Frequently Asked Questions
Q1. What is the job title?
Senior Developer / Technical Lead – React Native, Java Microservices & AI/GenAI.
Q2. Where is the job located?
Bangalore, India.
Q3. What is the required overall experience?
10+ years.
Q4. How much relevant experience is required?
At least 5 years of relevant experience.
Q5. Which is the primary technical skill?
React Native for Android and iOS.
Q6. Which is the secondary technical skill?
Java Microservices.
Q7. Is AI/GenAI experience mandatory?
Yes. AI/GenAI experience is mandatory.
Q8. Which AI technologies are required?
OpenAI, Azure OpenAI, LangChain, LlamaIndex, RAG, vector databases, and prompt engineering.
Q9. Is cloud experience required?
Exposure to AWS, Azure, or GCP is preferred.
Q10. How can candidates apply?
Candidates can email their updated resume to Radhika63.@kaashtech.com.
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