Senior Engineer IDigitalOcean • Karachi
Senior Engineer I
DigitalOcean • Karachi
4 days ago
Job descriptionRuntime Tuning : Fine-tune Node.js memory limits and garbage collection settings for optimal server utilization. API Performance : Optimize API (REST and GraphQL API) response times and data fetching strategies. Object Cache Configuration : Implement and optimize Redis or Memcached for session management and application caching. Application Security : Implement best practices for JWT, OAuth, and environment variable management. Vulnerability Scanning : Identify and resolve vulnerabilities within the Node.js package ecosystem (npm audit). Ensure applications follow security best practices to protect against injections. SME Escalations : Handle advanced issues escalated by support engineers, providing detailed root cause analysis (RCA). Customer Developer Collaboration : Work with customer development teams to identify and implement application-level fixes. Internal Team Training : Conduct technical workshops on Node.js, Headless CMS, and latest stack trends for support engineers. Customer Satisfaction Score (CSAT) First Contact Resolution (FCR) Average Handle Time (AHT) Ticket Backlog Mentorship contributions Education : BS / BE in Computer Science / Engineering or related field. Experience : 4–5 years of relevant experience in Node.js development or high-level technical support for modern JS stacks. Core Technical Skills : Performance Tools : Familiarity with Redis, Varnish, Cloudflare, and monitoring tools (New Relic, Datadog etc). Interpersonal Skills : Strong written and verbal communication for customer collaboration, with an empathetic approach to support. Availability : Ability to work effectively in a 24 / 7 environment with rotating shifts, including nights and weekends. This is an Onsite role We innovate with purpose. You’ll be a part of a cutting-edge technology company with an upward trajectory, who are proud to simplify cloud and AI so builders can spend more time creating software that changes the world. As a member of the team, you will be a Shark who thinks big, bold, and scrappy, like an owner with a bias for action and a powerful sense of responsibility for customers, products, employees, and decisions. We prioritize career development. At DO, you’ll do the best work of your career. You will work with some of the smartest and most interesting people in the industry. We are a high-performance organization that will always challenge you to think big. Our organizational development team will provide you with resources to ensure you keep growing. We provide employees with reimbursement for relevant conferences, training, and education. All employees have access to LinkedIn Learning's 10,000+ courses to support their continued growth and development. We care about your well-being. Regardless of your location, we will provide you with a competitive array of benefits to support you from our Employee Assistance Program to Local Employee Meetups to flexible time off policy, to name a few. While the philosophy around our benefits is the same worldwide, specific benefits may vary based on local regulations and preferences. We reward our employees. The salary range for this position is based on market data, relevant years of experience, and skills. You may qualify for a bonus in addition to base salary; bonus amounts are determined based on company and individual performance. We also provide equity compensation to eligible employees, including equity grants upon hire and the option to participate in our Employee Stock Purchase Program. DigitalOcean is an equal-opportunity employer. We do not discriminate on the basis of race, religion, color, ancestry, national origin, caste, sex, sexual orientation, gender, gender identity or expression, age, disability, medical condition, pregnancy, genetic makeup, marital status, or military service.
Dive in and do the best work of your career at DigitalOcean. Journey alongside a strong community of top talent who are relentless in their drive to build the simplest scalable cloud. If you have a growth mindset, naturally like to think big and bold, and are energized by the fast-paced environment of a true industry disruptor, you’ll find your place here. We value winning together—while learning, having fun, and making a profound difference for the dreamers and builders in the world.
We are looking for a highly skilled Node.js & Headless Application Developer Expert to play a critical role in troubleshooting, optimizing, and supporting modern JavaScript-based web applications. As a Subject Matter Expert, you will handle complex, high-priority issues involving Node.js runtimes, Headless CMS integrations, and modern frontend frameworks (Next.js, React, Nuxt.js).
The Node.js Developer Expert will leverage a deep understanding of asynchronous programming and modern "headless" stacks to resolve technical challenges that affect application performance, scalability, and uptime. This position ensures Cloudways' customers can deploy and scale advanced application workloads with high-level expertise, reducing reliance on external developers.
What You’ll Do :
Advanced Node.js Troubleshooting & Issue Resolution :
- Diagnose and resolve Node.js runtime errors, memory leaks, and event-loop bottlenecks.
- Troubleshoot dependency conflicts (npm / yarn) and version mismatch issues.
- Resolve process management issues using tools like PM2 or Systemd .
- Debug complex build-time and runtime errors in SSR (Server-Side Rendering) and SSG (Static Site Generation) environments.
- Troubleshoot and resolve asynchronous execution issues, including promise rejections and callback hell.
Headless & Performance Optimization :
Security & Hardening :
Cross-Functional Collaboration & Training :
Key Metrics : (optional)
What You’ll Add to DigitalOcean :
JR : 2026-7454
#LI-Onsite
Why You’ll Like Working for DigitalOcean
Application Limit : You may apply to a maximum of 3 positions within any 180-day period. This policy promotes better role-candidate matching and encourages thoughtful applications where your qualifications align most strongly.
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Senior Engineer I • Karachi
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