Lead Development Engineer

Job Title: Lead/Senior Engineer - Development(Asp.Net/ExtJs)Location: BangaloreWork Mode : All 5 Days from OfficeAptean is changing. Our bespoke ERP solutions are transforming a huge range of global businesses, from food producers to manufacturers. In a world of generic enterprise software, we provide targeted solutions that bring together the very best technology and drive greater results. With over 5000 employees, 90 different products and a global client base, there’s no better time to advance your career at Aptean.POSITION OVERVIEW:We are seeking an experienced Lead Developer to guide our SaaS ERP development team working on the Made2Manage enterprise resource planning system. This role requires deep expertise in modern web technologies, microservices architecture, and ERP domain knowledge to lead technical initiatives and mentor development teams.KEY RESPONSIBILITIES:Technical Leadership:• Lead architecture decisions for ExtJS-based frontend applications and ASP.NET Core microservices• Drive modernization initiatives from legacy VB.NET/WCF systems to modern .NET 8/gRPC services• Design and implement metadata-driven ERP features using EntitySet/LayoutSet architecture• Oversee 15+ microservices including Web API, Identity Server, Notification Service, and Payment Gateway• Establish best practices for multi-tenant SaaS development and Azure cloud deploymentDevelopment & Architecture:• Architect scalable solutions for complex ERP workflows (Sales Orders, Inventory, Manufacturing, Financial)• Lead frontend development using modern JavaScript frameworks with component libraries and data grid solutions• Design REST APIs and gRPC services for business component integration• Implement authentication/authorization using IdentityServer4 and Azure B2C• Optimize database performance with SQL Server and Entity Framework CoreTeam Leadership:• Mentor senior and mid-level developers on ERP domain concepts and technical patterns• Conduct code reviews focusing on metadata-driven architecture and business component design• Guide team through complex debugging of cross-service issues in microservices environment• Drive adoption of modern development practices including CI/CD, automated testing, and monitoringStrategic Initiatives:• Plan and execute migration roadmaps from legacy systems to modern architecture• Collaborate with product management on technical feasibility and ERP feature planning• Evaluate and integrate new technologies that enhance system scalability and performance• Lead technical discussions on system integration patterns and data consistency strategiesREQUIRED QUALIFICATIONS:Technical Skills:• 4 - 10 years of software development experience with 3+ years in leadership roles• Expert-level proficiency in C# and .NET Framework/.NET Core/ASP.NET Core• Experience with JavaScript frameworks (React, Angular, Vue.js preferred; ExtJS experience is a plus)• Deep understanding of microservices architecture, REST APIs, and gRPC• Proficiency with SQL Server, Entity Framework, and database design• Experience with Azure cloud services, containerization (Docker), and CI/CD pipelines• Knowledge of authentication protocols (OAuth 2.0, OpenID Connect, JWT)ERP & Business Domain:• Experience with ERP systems or complex business applications• Understanding of manufacturing, inventory, sales, and financial business processes• Familiarity with metadata-driven application architectures• Experience with multi-tenant SaaS applications and data isolation strategiesLeadership & Communication:• Proven track record of leading development teams and mentoring developers• Excellent problem-solving skills for complex technical and architectural challenges• Strong communication skills for technical discussions with stakeholders• Experience with agile development methodologies and project managementPREFERRED QUALIFICATIONS:• Experience with legacy system modernization and migration projects• Knowledge of VB.NET for understanding existing business components• Familiarity with real-time communication technologies (SignalR, WebSockets)• Experience with payment gateway integrations and financial transaction processing• Background in manufacturing or supply chain management systems• Azure certifications and cloud-native development experience• Experience with performance optimization and scalability engineering• ExtJS framework experience (current system uses ExtJS, but willing to train)TECHNICAL ENVIRONMENT:• Frontend: Modern JavaScript frameworks (React/Angular/Vue.js), HTML5, CSS3, Component libraries• Current Legacy: ExtJS 7.5.1, AG-Grid (modernization opportunities available)• Backend: ASP.NET Core, .NET Framework 4.8, .NET 8, VB.NET (legacy)• Databases: SQL Server, Entity Framework Core• Cloud: Microsoft Azure, Docker containers• Authentication: IdentityServer4, Azure B2C, JWT tokens• Communication: REST APIs, gRPC, SignalR for real-time updates• Development: Visual Studio, Git, Azure DevOps, Playwright testing• Monitoring: Application Insights, health checks, logging frameworks If you share our mindset, you can share in our success. To find out more about joining Aptean, get in touch today.Learn from our differences. Celebrate our diversity. Grow and succeed together.Aptean pledges to promote a company culture where diversity, equity and inclusion are central. We are committed to applying this principle as we interact with our customers, build our teams, cultivate our leaders and shape a company in which any employee can succeed, regardless of race, color, sex, national origin, sexuality and gender identity, religion, disability or age. Celebrating our diverse experiences, opinions and beliefs allows us to embrace what makes us unique and to use this as an asset in bringing innovative solutions to our customer base.“At Aptean, our global and diverse employee base is our greatest asset. It is through embracing and understanding our differences that we are able to harness our individual power to maximize the success of our customers, our employees and our company.” – TVN Reddy