Manager of Systems at a tech services company with 1,001-5,000 employees
Enables cost-efficient and flexible serverless computing
Pros and Cons
- "I appreciate AWS Lambda for its serverless computing, with charges incurred only for the used instances, and this serverless architecture enables the activation of instances based on task load, contributing significantly to cost efficiency."
What is our primary use case?
I use AWS Lambda for serverless computing, and I am charged only for the AWS Lambda instances I use. I value its cost efficiency because it activates instances based on load and tasks initiated.
What is most valuable?
I appreciate AWS Lambda for its serverless computing, with charges incurred only for the used instances. This serverless architecture enables the activation of instances based on task load, contributing significantly to cost efficiency.
What needs improvement?
Currently, I don't have any specific suggestions for improvements. However, enhancements could be introduced to better satisfy customer requirements.
For how long have I used the solution?
I have used AWS Lambda for around two years.
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January 2026
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What was my experience with deployment of the solution?
The initial setup of AWS Lambda is quite straightforward and easy.
What do I think about the stability of the solution?
I rate the stability of AWS Lambda as a ten out of ten, suggesting that it is highly stable.
What do I think about the scalability of the solution?
I rate the scalability of AWS Lambda as eight out of ten. Although it is stable and scalable, the number of instances can be optimized for other workloads when needed.
How are customer service and support?
I rate AWS Lambda's technical support an eight out of ten. The support can be improved by increasing the number of support personnel.
How would you rate customer service and support?
Positive
How was the initial setup?
The initial setup of AWS Lambda is quite easy.
What's my experience with pricing, setup cost, and licensing?
The pricing of AWS Lambda is reasonable. It's beneficial and cost-effective for users regardless of the number of instances used.
What other advice do I have?
I recommend Amazon Web Services Lambda to other users. I rate AWS Lambda as one of the best solutions, giving it a ten out of ten overall.
Which deployment model are you using for this solution?
Public Cloud
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Amazon Web Services (AWS)
Disclosure: My company has a business relationship with this vendor other than being a customer. Implementer
Last updated: Apr 17, 2025
Flag as inappropriateManaged Services Engineer - AWS / UC & WAN at a construction company with 1,001-5,000 employees
Convenient configurations, easy changes, a no need to alter the main code
Pros and Cons
- "It makes configurations more convenient as changes can be made through the environmental variables without altering the main code."
- "It currently requires manual user maintenance to upgrade and evaluate, and an automated provision for this would be beneficial."
What is our primary use case?
We use AWS Lambda for various tasks, such as triggering reports, queueing calls for displays on our dashboard, and integrating with environmental variables for different outputs.
How has it helped my organization?
AWS Lambda saves a lot of time in our project deployments by allowing us to create users, establish user policies, handle voice mail set-ups, and develop dashboards with live views of agent status and queue additions, thus enhancing overall efficiency and cost-effectiveness.
What is most valuable?
One of the really handy features is keeping the environment variables in the Lambda for our outputs. It makes configurations more convenient as changes can be made through the environmental variables without altering the main code.
What needs improvement?
One area of improvement is Lambda's runtime version management. It currently requires manual user maintenance to upgrade and evaluate, and an automated provision for this would be beneficial.
For how long have I used the solution?
We have been using AWS Lambda for more than two years, starting from the deployment of Amazon Connect.
What do I think about the stability of the solution?
AWS Lambda is quite stable. However, any changes in versions may require small code adjustments, which we must manage.
What do I think about the scalability of the solution?
AWS Lambda offers a high level of scalability. It can handle multiple calls automatically when busy and reduce to one when free. I rate it a nine for scalability.
How are customer service and support?
AWS offers excellent technical support. They have been very helpful, especially when one of our Lambdas was not functioning due to a minor code discrepancy that required a simple fix.
How would you rate customer service and support?
Positive
How was the initial setup?
The setup for AWS Lambda is quite easy. The challenge lies mostly in ensuring our code is error-free for successful execution.
What's my experience with pricing, setup cost, and licensing?
AWS Lambda is very cost-effective. It allows for one hundred thousand requests for free per month, and subsequent requests incur a very low cost per trigger.
What other advice do I have?
Ensure that you have foundational knowledge of cloud formations or other AWS services for an optimal experience with AWS Lambda.
I'll rate the solution ten out of ten.
Which deployment model are you using for this solution?
Hybrid Cloud
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Amazon Web Services (AWS)
Disclosure: My company has a business relationship with this vendor other than being a customer. partner
Buyer's Guide
AWS Lambda
January 2026
Learn what your peers think about AWS Lambda. Get advice and tips from experienced pros sharing their opinions. Updated: January 2026.
879,672 professionals have used our research since 2012.
DevOps Engineer at a tech services company with 51-200 employees
Enables the building of serverless applications and provides automatic scaling
Pros and Cons
- "The most valuable features of AWS Lambda are a serverless and event-driven architecture."
- "AWS Lambda should support additional languages."
What is our primary use case?
AWS Lambda is a serverless computing service provided by AWS. It is allowed to run the course without the provisioning or managing server and paying only for the compute time consumed during execution.
What is most valuable?
The most valuable features of AWS Lambda are a serverless and event-driven architecture. The solution provides automatic scaling and supports languages like Node.js, Python, and Java.
What needs improvement?
AWS Lambda should support additional languages.
For how long have I used the solution?
I have been using AWS Lambda for two years.
What do I think about the stability of the solution?
AWS Lambda is a stable solution.
What do I think about the scalability of the solution?
More than five people are using the solution in our organization.
How are customer service and support?
The solution’s technical support is good.
How was the initial setup?
The solution’s initial setup is easy.
What's my experience with pricing, setup cost, and licensing?
AWS Lambda is a cheap solution. The solution has a generic pricing before being triggered. After triggering, we need to pay the bill based on how much time the server runs.
What other advice do I have?
Our company decided to use AWS Lambda because it is integrated with AWS services. The solution enables the building of serverless applications and provides automatic scaling and event-driven execution. AWS Lambda can be triggered by various AWS services like AWS S3, DynamoDB, AWS API gateway, and AWS CloudWatch.
I would recommend the solution to other users. It is easy for someone to learn to use Lambda for the first time.
Overall, I rate the solution ten out of ten.
Which deployment model are you using for this solution?
Public Cloud
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Amazon Web Services (AWS)
Disclosure: My company has a business relationship with this vendor other than being a customer. Partner
Software Engineer at a computer software company with 201-500 employees
Supports multiple languages and scales automatically based on the number of incoming requests
Pros and Cons
- "The tool scales automatically based on the number of incoming requests."
- "The support team does not know how to implement and build the solution."
What is our primary use case?
I have to send daily reports. We have many child accounts in AWS Organizations. We need reports on the cost of the accounts. I use AWS Lambda because we have to run the code without provisioning the servers. AWS Lambda is a serverless computing service.
What is most valuable?
The tool scales automatically based on the number of incoming requests. It supports multiple languages. We can use Python, Java, and Ruby. We can use the solution to stop and start the instances.
What needs improvement?
We must at least know the basics of languages like Python or Java to implement automatic processes and daily schedules. We must learn the Lambda function and the languages to use the tool.
For how long have I used the solution?
I have been using the solution for three months.
What do I think about the stability of the solution?
I rate the tool’s stability a nine out of ten.
What do I think about the scalability of the solution?
I rate the scalability an eight out of ten. We have more than 100 users.
How are customer service and support?
The support team does not know how to implement and build the solution.
How would you rate customer service and support?
Neutral
How was the initial setup?
We must know Python or Java to implement the product. It is not easy, but it is not difficult. We need some experience.
What's my experience with pricing, setup cost, and licensing?
We only need to pay for the compute time our code consumes. The solution does not cost much.
What other advice do I have?
I will recommend the product to others. We can automate the processes and integrate the solution with other services. The product provides elasticity and automatic scaling features. Overall, I rate the product a nine out of ten.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Senior ict specialist at a government with 201-500 employees
Saves setup time; stable and scalable
Pros and Cons
- "Thanks to this solution, we do not need to worry about hardware or resource utilization. It saves us time."
- "My opinion is that the integration could be improved in this solution. We have had some difficulties integrating the EC2 module, but we found a solution for that by ourselves."
What is our primary use case?
Our primary use case for AWS Lambda is a backend service module. Thanks to this solution, we do not need to worry about hardware or resource utilization. It saves us time.
It saves us a lot of setup time. And, because it's our code, we will use Lambda. Lambda is the best AWS product we can use for running our code and it is very quick for the developers. All they have to do is commit their codes and, once we set up our code pipeline once after committing the code and building and deploying to our Lambda, the project will be up and running in the market. This setup is better than managing on EC2. We don't need to use EC2 in this case.
What needs improvement?
My opinion is that the integration could be improved in this solution. We have had some difficulties integrating the EC2 module, but we found a solution for that by ourselves. I would say the integration needs to be improved.
For how long have I used the solution?
I have been using AWS Lambda for about three years.
What do I think about the stability of the solution?
This solution is very stable.
What do I think about the scalability of the solution?
My impression is that this solution is 100% scalable. The Lambda function is the most powerful product that the developer needs.
We have one Lambda used by 50 to 100 people, and then we have another Lambda method that could be used by thousands.
How was the initial setup?
My impression is that the setup was quite straightforward.
What other advice do I have?
Overall, I would rate this solution a 10, on a scale from one to 10, with one being the worst and 10 being the best. I would definitely recommend this solution to other people.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Sr Technical Specialist at a financial services firm with 10,001+ employees
Easy to deploy and does not need an initial capital investment on servers
Pros and Cons
- "AWS Lambda is serverless."
- "We face some problems with the event-driven execution model."
What is our primary use case?
We have one or two use cases for real-time file processing. We use the event triggers to detect file arrival.
What is most valuable?
AWS Lambda is serverless. It is quick to deploy. The event-driven execution model has improved the project efficiency because it is quick and easy to deploy. However, it also introduced a set of new problems. It is the industry traction ever since the network went fully API.
Since the tool is serverless and it is hosted in the cloud, we do not need an initial capital investment on servers. We can pay as we use. We have integrated the product with other AWS services. We use SNS and SQL. There is an offering from AWS for integrated solutions.
What needs improvement?
We face some problems with the event-driven execution model.
What do I think about the stability of the solution?
The tool is very stable. There are certain things that we have to do to support it, but once we cross the t's and dot the i’s, it works.
How was the initial setup?
The initial setup seems to be very straightforward.
What other advice do I have?
I will recommend the solution to others for serverless computing needs. It’s a quick delivery. We do not have to set up servers before we start deploying. Overall, I rate the product a nine out of ten.
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Founder & CEO at a tech services company with 1-10 employees
Robust platform, with useful features, and high scalability
Pros and Cons
- "AWS Lambda is itself serverless, and it is connected to the API gateway, and you can directly call the API through the API gateway and connect through AWS Lambda."
- "I would like to see the five zero four AWS Lambda invocation fixed. This is basically a time-out error."
What is our primary use case?
AWS Lambda is a serverless architecture. So, you can use three languages like Java, Python, and Node. You can write your code in any language. The main use is if you have a team and your team has one Java developer, one Python developer, or one JavaScript developer. You all want to work together and in a single project, you can use multiple languages, by any of the users.
How has it helped my organization?
All of the features are very good and useful.
What is most valuable?
The most valuable feature for example Java needs a server, so you need to host your application somewhere. AWS Lambda is itself serverless, and it is connected to the API gateway, and you can directly call the API through the API gateway and connect through AWS Lambda.
What needs improvement?
I would like to see the five zero four AWS Lambda invocation fixed. This is basically a time-out error. Having consistency in this aspect will enhance how robust the solution is for us.
For how long have I used the solution?
I have been working with AWS Lambda for the past two years.
What do I think about the stability of the solution?
The stability overall is good. As I mentioned before sometimes you get a couple of time-out errors that need to be fixed.
What do I think about the scalability of the solution?
It is highly scalable. You can use any of the features I mentioned, and you can write a number of functions in one project. We already use around twenty-five functions in one project.
How was the initial setup?
The initial setup is difficult. You need a lot of the code background. You should be at least five to ten years as an experienced developer.
What about the implementation team?
If it is a single deployment it will not take very much time. However, it does take more time as you increase code and volume.
What was our ROI?
The clients have seen a return on investment.
What's my experience with pricing, setup cost, and licensing?
The price is expensive and is based on usage. The more users you have the higher the cost.
What other advice do I have?
I would rate AWS Lambda an eight out of ten.
Which deployment model are you using for this solution?
Public Cloud
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Amazon Web Services (AWS)
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
Infrastructure Manager at a tech services company with 51-200 employees
Event-driven computing enables efficiency and cost savings
Pros and Cons
- "AWS Lambda is cost-effective, providing noticeable cost savings."
- "I would like to see improvements in AWS Lambda's stability and setup processes, as there were some complexities encountered initially."
What is our primary use case?
I use AWS Lambda for event-driven computing and various other projects that benefit from its serverless architecture.
What is most valuable?
AWS Lambda supports event-driven computing, which is incredibly beneficial for our projects. Its scalability allows us to handle varying amounts of load efficiently, and it integrates smoothly with other AWS services to enhance our application workflows.
Additionally, AWS Lambda is cost-effective, providing noticeable cost savings.
What needs improvement?
I would like to see improvements in AWS Lambda's stability and setup processes, as there were some complexities encountered initially.
For how long have I used the solution?
I have been working with AWS Lambda for a substantial amount of time.
What do I think about the stability of the solution?
We have faced some stability issues with AWS Lambda, although it generally performs well.
What do I think about the scalability of the solution?
AWS Lambda is scalable, and we have found its scalability beneficial for our projects.
How are customer service and support?
I have not escalated any significant issues to customer support regarding AWS Lambda, but generally, AWS support is helpful.
How would you rate customer service and support?
Positive
Which solution did I use previously and why did I switch?
I have experience with other compute services from different vendors, such as Azure.
How was the initial setup?
The initial setup of AWS Lambda was somewhat complex and not entirely straightforward.
What was our ROI?
AWS Lambda has contributed to cost savings and performance improvements in our organization.
What's my experience with pricing, setup cost, and licensing?
The pricing of AWS Lambda is reasonable, though there is always room for more flexibility.
Which other solutions did I evaluate?
I have evaluated solutions from other vendors, including Google and Microsoft Azure.
What other advice do I have?
Overall, I would recommend AWS Lambda to others due to its capabilities. On a scale of one to ten, I would rate it quite high - and eight.
Which deployment model are you using for this solution?
Public Cloud
If public cloud, private cloud, or hybrid cloud, which cloud provider do you use?
Amazon Web Services (AWS)
Disclosure: My company does not have a business relationship with this vendor other than being a customer.
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Updated: January 2026
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