🎁 Before you apply, rehearse this interview. Create your free WorkMundi account and get an Interview Training on HelpsYouSpeak — no cost, no card. I want my training →
About the roleSunfox Technologies is seeking a Backend Engineer to design, build and scale the services that power its products. You will own backend systems endtoend, from API design and data modeling to deployment on AWS, collaborating closely with product, frontend and DevOps teams.Key responsibilitiesDesign, develop and maintain scalable backend services, APIs and integrations.Architect solutions using both serverbased and serverless approaches, selecting the appropriate tools.Apply efficient systemdesign techniques to ensure performance, resilience and costeffectiveness.Build and maintain REST, HTTP, gRPC and WebSocket services.Deploy, monitor and optimise workloads on AWS.Write clean, welltested, welldocumented code and participate in code reviews.Troubleshoot production issues, improve observability and reduce operational toil.Collaborate with crossfunctional teams to translate product requirements into technical solutions.Required profileMinimum 3 years of professional experience as a backend or software engineer.Handson experience with AWS services such as EC2, Lambda, S3, RDS, API Gateway and IAM.Proficiency in Node.js and Python.Experience with both serverbased and serverless architectures and solid understanding of scalability, caching, load balancing and fault tolerance.Strong API and socket programming skills across REST, HTTP and gRPC.Experience with relational and NoSQL databases and data modelling.Familiarity with Git and CI/CD workflows.Good knowledge of security best practices, authentication/authorization and data protection.Required skillsNode.jsPythonAWS (EC2, Lambda, S3, RDS, API Gateway, IAM)REST, HTTP, gRPC, WebSocketPostgreSQLMySQLDynamoDBMongoDBGitCI/CDDockerKubernetesSQSKafkaRabbitMQTerraformCloudFormationCDKCloudWatchDatadogPrometheusGrafana .
Here's how to pick the right one and stand out in your application.
144.883Jobs
31.687IN
81%EN
That number is real. WorkMundi's database shows 144,883 open engineer roles across the world. India has the most with 31,687 jobs, followed by the United States with 30,084. If you just finished reading one job ad and felt paralyzed by choice, you're not alone—but this scale is actually an advantage. It means you can afford to be selective.
Start by geography and language. The majority of engineer ads—117,837 of them—have the job posting text written in English. Use that as one filter, but remember: the ad text language tells you nothing about whether the role actually requires you to speak English day-to-day. Read the job description carefully. Then check which countries have the volume you're targeting. Singapore, Poland, and Australia round out the top five after India and the US.
Next, learn who's hiring. Accenture has posted 2,801 engineer roles. andurilindustries, speechify, and jobgether are also actively recruiting. If you're applying to one of these names, research their hiring patterns and interview style before you apply. That homework pays off.
When you interview, expect the question every engineer hears: 'Tell me about a time you had to debug a problem that wasn't in your job description.' Have a specific story ready—not a general one. Name the tools, the deadline pressure, and what you learned. Hiring managers listen for whether you see problem-solving as part of the role itself, not a favour.