Senior Full Stack Engineer

Capnexus is a global technology partner delivering end-to-end software solutions for companies across multiple industries, including insurance and fintech. Evolving from Capstone Integrated Solutions, with strong roots in retail software development, we combine deep engineering expertise with a build-as-a-service approach, enabling our clients to design, develop, and scale high-quality digital products efficiently.

Our teams consist of experienced professionals who specialize in building scalable, cloud-native solutions, with a strong focus on outcomes, delivery, and long-term partnerships. We provide a full spectrum of services including product development, system architecture, integration, implementation, and ongoing support, allowing our clients to rely on a single, dedicated team to drive their technology initiatives forward.

Who You Are and What You'll Do:

Capnexus is looking for a Senior Full Stack Engineer to join a high-impact insurance project. You will work within a multinational, diverse team building scalable, cloud-native solutions for a modern insurance platform.

This role is ideal for an engineer who thrives in serverless environments, enjoys working across the stack, and is comfortable collaborating in a fast-paced, distributed setting.

Responsibilities:

• Design, develop, and maintain scalable full stack applications using React.js and TypeScript
• Build and optimize backend services using AWS Lambda (serverless architecture)
• Develop and integrate APIs using AWS AppSync, GraphQL and WebSockets for real-time features
• Work with DynamoDB and PostgreSQL for efficient data modeling and storage
• Collaborate with cross-functional teams (engineering, product, QA) in a distributed, multinational environment
• Ensure high performance, scalability, and reliability of applications in AWS
• Contribute to architecture decisions and best practices across the stack
  
  

Qualifications:

• 5+ years of professional experience in software development
• Strong hands-on experience with TypeScript and React.js
• Proven experience building backend services with AWS Lambda (must-have)
• Solid experience with AWS ecosystem (e.g., API Gateway, AppSync, S3, CloudWatch)
• Knowledge of Infrastructure as Code (Terraform, CloudFormation)
• Experience working with DynamoDB and PostgreSQL
• Experience with real-time technologies (WebSockets or similar)
• Understanding of serverless architecture and microservices principles
• Experience with REST and/or GraphQL APIs
• Familiarity with CI/CD pipelines and Git-based workflows

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• Strong problem-solving skills and ability to work independently in a remote/distributed team
  
  

Nice to Have:

• Experience with AI tools, AI agents, or LLM integrations (e.g., Qwen or similar)
• Bachelor's degree in Computer Science or a related field
• AWS certifications (e.g., Solutions Architect, Developer Associate, or similar)
• Experience in insurance domain
  
  

"Our Culture":

At Capnexus, the central principles that we all adhere to, and the glue that holds us together, are our keystones. Our four keystones are:

"A Customer Obsessed, Delivery Focused, Culture"

• We're driven to exceed our customers' expectations by listening, leading, solving problems, and delivering what we promise
• We aim to be the most dependable and trusted partner serving our customers. TRUST = CONSISTENCY x TIME
  
  

"A Culture of Learning and Sharing"

• We value "Lifetime Learners"; those who are hungry, competitive, curious, and self-motivated in their pursuit of knowledge.
• Personal and professional growth depends on teamwork and continuous learning. By sharing knowledge, skills, ideas, and effort, we benefit our customers, ourselves, and our communities.
• We recognize that the thoughts, feelings, and backgrounds of others are as important as our own. Everyone has something to learn and everyone has something they can teach.
• Knowledge and ability are valued. Sharing knowledge and helping others learn new capabilities is valued exponentially.
  
  

"A Culture of Growth and Scalability"

• Growth comes from not establishing barriers in your role. "Cross functional skill sets are valued and help us deliver to our customers in a truly agile fashion. It comes with understanding that when asked to do something new, you will need support, have questions, and make some mistakes along the way.
• The most elegant solution is a simple solution. Simple doesn't mean easy. It's often more difficult to break a complex problem down into simple, scalable terms. We don't appreciate, or value, over architected solutions or superfluous coding.
• Time is one of our most precious commodities. Scalability implies being respectful of this and passionate about making the most efficient use of each and every one of our team members time.
  
  

"All Work is Strategic"

• No matter how small a project or assignment appears, every single engagement is an opportunity for us to prove ourselves, build trust, and develop relationships that last and grow
• Every task, interaction, and commitment matters
• Big or small, we execute our plans and strategies with focus, commitment, and passion
  
  

We offer:

Job Type: Full-time

Benefits:

• Competitive salary based on experience
• Dental insurance
• Flexible spending account
• Health insurance
• Life insurance
• Paid time off
• Vision insurance
• Work Location: Remote
  
  

Capnexus is an equal opportunity employer. We embrace and celebrate diversity and are committed to creating an inclusive and safe environment for all employees. Experience comes in many forms, and we'rededicated to adding new perspectives to the team. We encourage you to apply even if your experience doesn't perfectly align with what we have listed. We look forward to hearing from you.

Please note live coding will be required as part of the interview process to assess practical problem-solving and coding skills.

No Agencies Please!