Hire AWS Lambda developers

Accelerate your serverless application delivery. Skilled AWS Lambda developers deploy scalable cloud solutions—onboard fast, in under a week.

Dominik
Front-end Web Developer
Chile/(GMT -3:00)
Dominik is a highly skilled Senior front-end engineer with over 17 years of industry experience. He has made a direct impact on numerous projects across diverse sectors, including healthcare, pharmaceuticals, design, fintech, and real estate. With a proven track record in leadership roles, Dominik brings the ideal combination of deep technical expertise and leadership skills, making him a valuable asset to elevating your business. Dominik was previously tasked with CTO/Tech lead responsibilities on the projects from scratch, allowing him to see the architecture of the projects as well as combine business and engineering mindset.
Experience
19 years
Availability
Part-time & Full-time
AWS LambdaReactTypescriptNext.jsNode.jsAWSMicrosoft SQL ServerREST APIReduxTailwind CSSMySQLAmazon S3CSSFigmaMaterial DesignMaterial UIJavaScriptWeb SocketsVanilla JSPuppeteer.jsExpress.jsMongoDBSQLUI/UXNest.jsReact NativeViteApollo Client
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Alexandre
Full-stack Web Developer
Brazil/(GMT -3:00)
Alexandre’s current expertise is mainly focused on MERN and MEAN stacks. However, this candidate has also contributed to some projects as a DevOps consultant, an architect, as well as successfully handled a Tech Lead position. His ultimate dream is to delve even deeper into the world of AI, as he already has around 2 years of commercial experience in Deep Learning.
Experience
11 years
Availability
Part-time
AWS LambdaNode.jsAngularReactTypescriptAWSAINext.jsDynamoDBMongoDBExpress.jsAPIPostgreSQLAmazon S3Amazon ECSFirebaseDockerOpenAINest.jsKubernetesSupabaseGraphQLPythonTwilio APIAWS CloudFormationCursorCI/CDJavaScriptAmazon SQSMongooseODMClaude CodeTerraformAPI GatewayAI agent development
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Catalin
Full-stack Web Developer
Romania/(GMT +2:00)
Catalin is a senior full-stack engineer with more than 10 years of experience in the tech world. He has great expertise in cross-platform development using React/React Native, Swift, Node.js, and proficiency in both databases and cloud networks. Having worked in start-ups from all around the world, Catalin knows how to bring value during sprints and impress his colleagues with great soft skills.
Experience
16 years
Availability
Part-time & Full-time
AWS LambdaSwiftNode.jsReact NativeReactJavaScriptNext.jsHerokuTypescriptMongoDBPostgreSQLFirebaseWebflowJavaSwaggerGraphQLSQLiOSReduxDynamoDBExpoAIFirebase CrashlyticsMySQLObjective CElasticSearchPythonRedisStripe APIRedux SagaSoliditySmart contractsVue.jsweb3.jsExpress.jsClaude LLMPrompt engineeringLLMBlockchainGPTOpenCVCloudflareAWSMapBoxTurborepoViteOpenAPIOpenAI APITailwind CSSSupabase
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Adil
AI Engineer
United States/(GMT -8:00)
Adil is a senior AI engineer with 8 years of experience in Python, machine learning, and production LLM-based systems. He has led multi-agent automation projects across legal, insurance, and sports analytics domains, demonstrating expertise in agent orchestration, cost optimization, and workflow architecture. Adil communicates technical concepts clearly, adapts to client needs, and is well-suited for independent, client-facing roles.
Experience
8 years
Availability
Full-time
AWS LambdaPythonAIMachine learningLLMAWSOpenAILangGraphAPIPyTorchTensorflowGCPAI agent developmentMLOpsLangChainClaude LLMAmazon ECSPandasAzure DevOpspytestNLPComputer VisionNumPyPrompt engineeringRAGDeep LearningOpenAI APIDockerOpenCVKubernetesAirflowTypescriptLinux
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Alexandre
Full-stack Web Developer
Brazil/(GMT -3:00)
A highly skilled Senior Full-Stack Developer with over 8 years of experience in software development, Alexandre specializes in React for front-end and Python and Java for back-end solutions. He has deep expertise in AI integration, including text processing, large-scale data analysis, AI agents, and LLM-powered systems. Alexandre excels at offering architectural design options and making independent, informed decisions, making him ideal for both solo projects and senior roles within teams. Outside of work, Alexandre is a distinguished Rubik’s Cube competitor, demonstrating exceptional problem-solving skills and strategic thinking on a global stage.
Experience
10 years
Availability
Part-time
AWS LambdaPythonReactJavaNode.jsDjangoFastAPITerraformAWSMySQLTypescriptPostgreSQLGitHub ActionsCircleCIDockerNext.jsMongoDBLLMOpenAIVector DatabasesCI/CDAmazon S3Amazon ECSAmazon EC2Claude CodeNest.jsMicrosoft SQL Server
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Danilo
Full-stack Web Developer
Brazil/(GMT -3:00)
Danilo is a senior full-stack engineer with over 8 years of commercial experience, specializing in React, Node.js, AWS, and PostgreSQL. He has led teams and delivered complex solutions in logistics, healthcare, and e-commerce, with hands-on expertise in microservices, REST/gRPC APIs, and AI integrations. Feedback highlights his strong technical skills, reliability, and excellent team fit. Communication is fluent and collaborative, with proven experience in both technical leadership and individual contribution.
Experience
10 years
Availability
Part-time
AWS LambdaAWSNode.jsReactTypescriptNext.jsMongoDBPostgreSQLMicroservicesgRPCElasticSearchRedisAmazon RDSDockerAmazon S3Nest.jsExpress.jsZustandReduxReact QueryCypressPlaywrightKafkaCloudflareGraphQLOpenAITwilio APIRAGLangChainSupabaseClaude CodeFirebase
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Alex
AI Engineer
Brazil/(GMT -3:00)
Alex is a senior AI Engineer with strong expertise in NLP, LLMs, and data science applications across industries. His hands-on experience in building RAG projects and enterprise knowledge solutions highlights his technical proficiency. His vast AI portfolio includes a multi-agent system for causal measurement across advertising platforms, AI chatbots, a semantic search system, and recommendation engines.
Experience
12 years
Availability
Part-time & Full-time
AWS LambdaPythonLLMAIAWSNLPGCPNode.jsRAGLangChainOpenAI APIPineconeAmazon ECSPostgreSQLAmazon S3Amazon RDSFastAPIAWS SageMakerNumPyPyTorchRedisSnowflakePydanticKafkaTensorflowVertex AIElasticSearchAirflowLangGraphLLaMA
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Claudio
AI Engineer
Italy/(GMT +1:00)
Claudio is a Senior AI Engineer with experience as a founding engineer and CTO, building production LLM-based systems, including RAG architectures and scalable ML solutions. He has delivered AI products using Python, AWS, and LangChain, with a strong focus on product impact and cost efficiency. His background spans early-stage startups, optimization-heavy systems, and technical leadership roles. He is known for clear, structured communication and a pragmatic engineering mindset.
Experience
12 years
Availability
Full-time
AWS LambdaAWSPythonLLMMachine learningAIOpenAI.NETSolution architectureCloud ArchitectureJavaPHPKubernetesDockerLangChainRAGNode.jsPySparkTypescriptStripe APIC#MongoDBDynamoDBHerokuElasticSearch
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Dimitar
Full-stack Web Developer
Bulgaria/(GMT +2:00)
Dimitar has years of experience creating a wide variety of products while adapting to the ever-changing needs of modern businesses. This includes everything from building interaction designs to front-end web development, working with frameworks like Angular, React, React Native, Ionic, Node.js, and many others. He is confident in overcoming any challenge he encounters, from concept sketches to pixel-perfect mock-ups and ready-made HTML prototypes. Additionally, Dimitar has experience leading teams, further enhancing his ability to deliver outstanding results.
Experience
15 years
Availability
Full-time
AWS LambdaNext.jsReact NativeReactNode.jsTypescriptPostgreSQLNest.jsAWSweb3.jsDeFiEthers.jsGraphQLREST APIStorybookPythonAngularStripe APIFlutterJavaScriptExpress.jsFirebaseAmazon S3Amazon RDSAmazon EC2JavaSpring BootPrismaDockerRedux Toolkit
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What you should know about modern AWS Lambda devs

by Vlada Zamerets

Recruiter at Lemon.io

Verified Expert

Hiring Guide: AWS Lambda Developers

AWS Lambda developers specialize in building, deploying, and managing serverless applications using Amazon Web Services. By leveraging event-driven architecture and on-demand compute execution, they enable businesses to scale efficiently while minimizing infrastructure costs. Hiring a skilled AWS Lambda developer ensures your applications are optimized for high availability, rapid deployment, and seamless integration with other AWS services.

When to Hire an AWS Lambda Developer (and Why)

You should hire an AWS Lambda developer when your organization wants to move toward serverless computing or improve operational scalability. These professionals are essential when:

Building event-driven systems that trigger actions based on data streams, API calls, or file uploads.

Designing scalable microservices architectures without managing dedicated servers.

Optimizing existing applications for reduced latency and lower cloud compute costs.

Integrating AWS services such as API Gateway, DynamoDB, S3, and CloudWatch.

Developing CI/CD pipelines for serverless deployment and automated testing.

AWS Lambda developers help businesses reduce overhead and accelerate innovation through automation and pay-per-execution efficiency.

Core Skills and Technical Expertise

Serverless Architecture: Proficient in designing and deploying microservices using AWS Lambda and related AWS tools.

Programming Languages: Expertise in Python, Node.js, or Go for writing Lambda functions efficiently.

AWS Services: Deep understanding of AWS ecosystem components—API Gateway, DynamoDB, S3, CloudFormation, IAM, CloudWatch, and Step Functions.

Infrastructure as Code (IaC): Experience using AWS SAM, Terraform, or CloudFormation for automated deployments.

Event Handling: Knowledge of asynchronous event handling via SQS, SNS, and Kinesis.

Security and Compliance: Proficiency in IAM roles, permissions, and VPC configuration for secure Lambda execution.

Testing and Monitoring: Familiarity with AWS X-Ray, CloudWatch metrics, and CI/CD integration tools for performance tracking.

Role Scoping Checklist

Problem Statement: Define whether your application needs to be re-architected for serverless or integrated with existing cloud services.

Success Metrics: Examples—reduce infrastructure cost by 60%, improve deployment speed by 50%, or achieve 99.99% uptime.

Constraints: Identify limits like Lambda runtime memory, timeout thresholds, and vendor lock-in considerations.

Interfaces: Collaborate with DevOps engineers, backend developers, and data engineers for seamless AWS service orchestration.

Deliverables:
- Week 1–2: Define serverless architecture and integrate AWS SDKs.
- Week 3–4: Implement core Lambda functions and API Gateway endpoints.
- Week 5–6: Optimize execution time, configure CloudWatch alerts, and deploy to production.

Key Interview Questions for AWS Lambda Developers

Architecture: “What are the key benefits of AWS Lambda compared to traditional EC2 hosting?”

Performance: “How would you optimize Lambda cold start times and execution latency?”

Integration: “Describe how you would connect AWS Lambda to DynamoDB or an S3 bucket.”

Security: “How do you manage IAM roles and policies for Lambda functions?”

DevOps: “What tools do you use for continuous deployment in a serverless environment?”

Budget and Engagement Models

Since AWS Lambda projects often involve both development and architecture, engagement flexibility is key. Common models include:

Project-Based: Suitable for building specific microservices, automation tasks, or serverless APIs.

Dedicated Hire: Best for ongoing optimization, scaling, and maintenance of large AWS ecosystems.

Consulting Engagement: Ideal for companies transitioning to serverless or needing architecture guidance.

Budget should include AWS operational costs, Lambda execution monitoring, and infrastructure automation setup. Developers with AWS Certified Developer – Associate or AWS Certified Solutions Architect credentials generally command premium rates.

AWS Developer Job Description

DevOps Engineer Job Description

Cloud Engineer Job Description

Node.js Developer Job Description

Backend Developer Job Description

FAQ

When should I hire an AWS Lambda developer?

Hire an AWS Lambda developer when you need to build or migrate to a serverless architecture, automate backend tasks, or integrate AWS services for cost-effective scalability.

What programming languages are used with AWS Lambda?

AWS Lambda supports multiple languages, including Python, Node.js, Java, C#, and Go. The best choice depends on performance goals and your existing tech stack.

How does AWS Lambda pricing work?

AWS Lambda pricing is based on the number of requests and the compute time your functions consume, allowing you to pay only for what you use—eliminating idle server costs.

What are typical AWS Lambda developer rates?

Rates vary by region and experience, but certified AWS developers often charge higher due to expertise in cost optimization, automation, and multi-service integration.

Get matched with vetted AWS Lambda developers

Accelerate serverless app deployment. AWS Lambda devs build scalable, efficient services—hire now and onboard within a week.

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Why hire AWS Lambda

Over 6500 companies use AWS Lambda as their main framework, including giants like Google, Amazon and Lyft.

High-quality web apps

AWS Lambda's modular approach lets devs reuse components, so they can seamlessly manage app complexity.

Faster development process

AWS Lambda's architecture and a vast library of pre-built components speed up development, so you can get to market sooner.

Enjoyable user experience

From smooth, responsive interfaces to reduced loading times, devs can use AWS Lambda to boost usability.

Scaling made easy

AWS Lambda's modular, component-based architecture makes it easy to scale applications as traffic grows.

Case studies

Aerospace

The experience with Lemon.io has been fantastic. The interview process has been good, the caliber of people – excellent and integration has been very smooth.

Marc HorowitzCOO of SkyFi

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Telecommunications

We needed extra developers to clean off all these bugs so the company could skyrocket.

Conor MackenDirector of Engineering

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We needed extra AI engineers to keep our ambitious project running.

Mike LukimanFounding Senior Software Engineer at Everstar.ai

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Frequently asked questions

Finding AWS Lambda developers can be a bit challenging, given the specific skill set required. You can start by searching on popular job boards such as Dice, Indeed, and LinkedIn, using keywords like “AWS Lambda,” “serverless architecture,” and “cloud functions” to narrow your search. Additionally, it’s beneficial to join developer communities focused on cloud computing and serverless technologies, often found on platforms like GitHub, Stack Overflow, and specialized cloud forums.

For a more streamlined approach, consider using Lemon.io. We connect businesses directly with specialists, such as AWS Lambda developers, making it easier for you to find the right talent quickly. This can save you time and effort, ensuring you find a developer who meets your exact needs.

Like with other developers on Lemon.io, you’ll have the opportunity to test out potential hires with a no-risk paid trial period of 20 hours. You can evaluate their skills and work approach throughout this trial, focusing on relevant project tasks to determine if they meet your requirements.

Additionally, our zero-risk replacement guarantee is always in place. If you’re unsatisfied with your developer, we will promptly find a suitable alternative. Just a note – Lemon.io has a very low replacement rate because our matching team excels at finding the right fit, so you likely won’t need to search for another engineer in 99% of our cases.

Yes, there is a high demand for AWS Lambda developers. With the increasing shift towards serverless architectures, AWS Lambda has become a cornerstone service for building scalable, event-driven applications without the need to manage servers. Developers who are proficient in creating and optimizing serverless functions using AWS Lambda are sought after across multiple industries.

As more companies adopt serverless solutions to reduce operational overhead and increase agility, the demand for AWS Lambda developers continues to rise. This is particularly true in sectors like finance, e-commerce, and technology, where scalability and efficient resource management are critical.

Lemon.io is designed for rapid talent acquisition. We’ll typically get you a list of qualified AWS Lambda developers to review within just 48 hours or less. While you may want to conduct your own onboarding process, many of our clients find the right AWS Lambda developer and complete onboarding within just a few days.

We provide the freedom to hire developers directly for a particular project or subscribe to an on-demand engagement, all without losing control over your budget.

Onboarding is quick, and communication is streamlined. You work directly with our expert, highly qualified AWS Lambda developer.

Our team sifts through thousands of applications to personally select only the top 1% of experts with a minimum of 4 years of working experience, so you can trust Lemon.io when selecting your developers.

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